How often are flights from Portland to San Diego delayed?

Historically, on average around 11% of flights between Portland and San Diego have experienced a delay on any given week. The average delay length over the past 12 months has been 107 minutes.

How many flights depart from Portland to San Diego on average per day?

2 flights are operational daily from Portland to San Diego as of November 2025. The most popular departure time for this route is 7:00AM, with 47% of flights per day taking off at noon.

How many flights depart from Portland to San Diego on average per week?

The number of flights available between Portland and San Diego is 16 per week as of November 2025. The most frequent departure day is Thu, with 69% of weekly flights leaving on this day.

Which airport is the most popular layover for flights between Portland and San Diego?

Las Vegas (LAS) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Portland to San Diego?

Salt Lake City (SLC) has the shortest average layover time for this route: 0h 38m.

Which layover airport has the shortest travel time from Portland to San Diego?

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 4h 19m.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which layover airport offers the lowest fares from Portland to San Diego?

Flights via Phoenix (PHX) offer the lowest average round-trip price of $145.

What airlines fly to San Diego?

Alaska Airlines, Frontier and Southwest are the top three most popular airlines that fly to San Diego from Portland according to our data. Alaska Airlines is the first choice among our users, with 73% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 8 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Portland to San Diego?

Alaska Airlines, Southwest, and Delta are the most popular carriers operating from Portland to San Diego

What is the most punctual flight time for Portland to San Diego flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on Portland to San Diego flights?

According to our data, Air Thanlwin have had the least number of delays on this route over the last 12 months; with no flights being classified as delayed.

When did momondo last update prices for flights from Portland Airport to San Diego Airport?

Prices for flights from Portland Airport to San Diego Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Portland Airport to San Diego Airport?

As of November 2025, there are 7 operators available to choose from for flights from Portland Airport to San Diego Airport.

How old do you have to be to fly from Portland Airport to San Diego Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to San Diego Airport.

What documentation or ID do you need to fly to San Diego Airport?

The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$79 Cheap Flights from Portland to San Diego in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Portland to San Diego

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:40 pm - 8:11 pmPDX-SAN

2h 31mnonstop

10:55 am - 1:43 pmSAN-PDX

2h 48mnonstop

$175Alaska Airlines

Find Deal

Per, Oca 8 - Çar, Oca 14

10:34 am - 1:01 pmPDX-SAN

2h 27mnonstop

6:03 pm - 8:46 pmSAN-PDX

2h 43mnonstop

$176Alaska Airlines

Find Deal

Sal, Şub 3 - Pzt, Şub 9

5:30 pm - 8:02 pmPDX-SAN

2h 32mnonstop

9:15 pm - 12:05 amSAN-PDX

2h 50mnonstop

$177Alaska Airlines

Find Deal

Sal, Ara 16 - Cum, Ara 19

7:51 pm - 12:15 amPDX-SAN

4h 24m1 stop

11:10 am - 6:10 pmSAN-PDX

7h 00m1 stop

$178United Airlines

Find Deal

Per, Oca 22 - Pzt, Oca 26

12:51 pm - 11:59 pmPDX-SAN

11h 08m1 stop

6:15 am - 1:50 pmSAN-PDX

7h 35m1 stop

$179Multiple Airlines

Find Deal

Per, Ara 11 - Paz, Ara 14

5:30 am - 10:08 amPDX-SAN

4h 38m1 stop

6:30 am - 12:15 amSAN-PDX

17h 45m1 stop

$182Delta

Find Deal

Cmt, Ara 13 - Paz, Ara 14

5:15 pm - 10:45 pmPDX-SAN

5h 30m1 stop

4:04 pm - 10:56 pmSAN-PDX

6h 52m1 stop

$183Delta

Find Deal

Per, Ara 11 - Pzt, Ara 15

10:00 am - 4:37 pmPDX-SAN

6h 37m1 stop

6:35 am - 1:36 pmSAN-PDX

7h 01m1 stop

$184Delta

Find Deal

Çar, Oca 14 - Paz, Oca 18

12:51 pm - 7:15 pmPDX-SAN

6h 24m1 stop

9:06 pm - 11:54 pmSAN-PDX

2h 48mnonstop

$185Multiple Airlines

Find Deal

Per, Ara 11 - Pzt, Ara 15

7:17 am - 9:49 amPDX-SAN

2h 32mnonstop

9:06 pm - 11:54 pmSAN-PDX

2h 48mnonstop

$186Alaska Airlines

Find Deal

Çar, Ara 10 - Paz, Ara 14

United Airlines flights from Portland to San Diego

Our best United Airlines deals on Portland to San Diego flight tickets

United Airlines

Jan 22

PDX7:51 pmPortland

4h 24m

1 stop

SAN12:15 amSan Diego

Jan 26

SAN11:10 amSan Diego

7h 00m

1 stop

PDX6:10 pmPortland

$178

Find similar

United Airlines

Dec 13

PDX1:00 pmPortland

5h 28m

1 stop

SAN6:28 pmSan Diego

Dec 16

SAN11:02 amSan Diego

7h 39m

2 stops

PDX6:41 pmPortland

$182

Find similar

United Airlines

Jan 22

PDX3:50 pmPortland

7h 52m

2 stops

SAN11:42 pmSan Diego

Jan 26

SAN7:45 amSan Diego

4h 48m

1 stop

PDX12:33 pmPortland

$188

Find similar

Southwest flights from Portland to San Diego

Our best Southwest deals on Portland to San Diego flight tickets

Southwest

Dec 18

PDX5:30 amPortland

5h 20m

1 stop

SAN10:50 amSan Diego

Dec 25

SAN9:30 amSan Diego

5h 50m

1 stop

PDX3:20 pmPortland

$191

Find similar

Southwest

Jan 15

PDX6:35 amPortland

5h 10m

1 stop

SAN11:45 amSan Diego

Jan 18

SAN9:35 amSan Diego

4h 00m

1 stop

PDX1:35 pmPortland

$200

Find similar

Southwest

Dec 18

PDX7:00 pmPortland

4h 20m

1 stop

SAN11:20 pmSan Diego

Dec 21

SAN6:30 pmSan Diego

6h 00m

1 stop

PDX12:30 amPortland

$204

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandSan Diego

PDX - SAN

PDXSAN

Portland

Per 1/8

5:40 pm-8:11 pm

Nonstop2h 31m

San Diego

Çar 1/14

10:55 am-1:43 pm

Nonstop2h 48m

$175

PortlandSan Diego

PDX - SAN

PDXSAN

Portland

Sal 2/3

10:34 am-1:01 pm

Nonstop2h 27m

San Diego

Pzt 2/9

6:03 pm-8:46 pm

Nonstop2h 43m

$176

PortlandSan Diego

PDX - SAN

PDXSAN

Portland

Sal 12/16

5:30 pm-8:02 pm

Nonstop2h 32m

San Diego

Cum 12/19

9:15 pm-12:05 am

Nonstop2h 50m

$177

PortlandSan Diego

PDX - SAN

PDXSAN

Portland

Per 1/22

7:51 pm-12:15 am

1 stop4h 24m

San Diego

Pzt 1/26

11:10 am-6:10 pm

1 stop7h 00m

$178

PortlandSan Diego

PDX - SAN

PDXSAN

Portland

Per 12/11

12:51 pm-11:59 pm

1 stop11h 08m

San Diego

Paz 12/14

6:15 am-1:50 pm

1 stop7h 35m

$179

PortlandSan Diego

PDX - SAN

PDXSAN

Portland

Cmt 12/13

5:30 am-10:08 am

1 stop4h 38m

San Diego

Paz 12/14

6:30 am-12:15 am

1 stop17h 45m

$182

PortlandSan Diego

PDX - SAN

PDXSAN

Portland

Per 12/11

5:15 pm-10:45 pm

1 stop5h 30m

San Diego

Pzt 12/15

4:04 pm-10:56 pm

1 stop6h 52m

$183

PortlandSan Diego

PDX - SAN

PDXSAN

Portland

Çar 1/14

10:00 am-4:37 pm

1 stop6h 37m

San Diego

Paz 1/18

6:35 am-1:36 pm

1 stop7h 01m

$184

PortlandSan Diego

PDX - SAN

PDXSAN

Portland

Per 12/11

12:51 pm-7:15 pm

1 stop6h 24m

San Diego

Pzt 12/15

9:06 pm-11:54 pm

Nonstop2h 48m

$185

PortlandSan Diego

PDX - SAN

PDXSAN

Portland

Çar 12/10

7:17 am-9:49 am

Nonstop2h 32m

San Diego

Paz 12/14

9:06 pm-11:54 pm

Nonstop2h 48m

$186

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Layovers

Other information

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of January, then departing from Portland during the month February is also very affordable. Most momondo users find prices during this month for around $216.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Portland to San Diego is on a Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $278. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $327. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $271. Flights in the morning are often more expensive with an average ticket price of $329.

What is the cheapest Portland to San Diego flight route?

Fly from Portland to San Diego for the best Portland - San Diego flight prices

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $282 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Portland for as low as $236 on momondo.

What cabin class options are available on Portland to San Diego flights?

There are 4 cabin classes available to choose from on Portland to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Portland to San Diego flight prices changed over time?

As of November 2025, prices for Portland to San Diego flights are approximately 59% more expensive when compared to flights at the same time last year.

When to book flights from Portland to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to San Diego according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Portland to San Diego (PDX to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to San Diego

Best Price Found	$193
Fastest flight time	2h 20m
Direct flights	Every day
Airports in San Diego	1 airport

The best one-way flight to San Diego from Portland in the past 72 hours is $193. The best round-trip flight deal from Portland to San Diego found on momondo in the last 72 hours is $256.

The fastest flight from Portland to San Diego takes 2h 20m

Direct flights go from Portland to San Diego every day.

There is 1 airport near San Diego: San Diego (SAN)

Search flight deals

How far is Portland to San Diego by plane?
Portland and San Diego are 931.8 mi apart from one another. A reasonable flight in good conditions will take 2h 29m.
When did momondo last update prices for flights from Portland Airport to San Diego Airport?
Prices for flights from Portland Airport to San Diego Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to San Diego Airport?
As of November 2025, there are 7 operators available to choose from for flights from Portland Airport to San Diego Airport.
How old do you have to be to fly from Portland Airport to San Diego Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Portland to San Diego?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Portland to San Diego is Boeing 737-900 Passenger/BBJ3 (winglets) (27.95% of total bookings). The next most popular plane models are Boeing 737-800 Passenger/BBJ2 (winglets) (24.30%), Boeing 737 MAX 9 (19.79%), and Boeing 737 (19.11%).
What is the most popular airline from Portland to San Diego?
Based on momondo bookings for flights between Portland and San Diego, the leading airline is Alaska Airlines, making up 77% of the total bookings. Other popular airlines include Spirit Airlines with 7%, Hawaiian Airlines with 7%, and Southwest with 3%.

Best airlines flying from Portland to San Diego

Compare and see reviews for airlines that fly from Portland to San Diego with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $87	Free Cancellation	Rating 5.8 3,106 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $87	Free Cancellation	Rating 6.3 8,154 reviews	Search Spirit Airlines flights
Delta	PriceFrom $156	Free Cancellation	Rating 7.9 8,002 reviews	Search Delta flights
Alaska Airlines	PriceFrom $156	Free Cancellation	Rating 8.0 11,321 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $176	Free Cancellation	Rating 8.0 4,249 reviews	Search Southwest flights
Hawaiian Airlines	PriceFrom $177	Free Cancellation	Rating 7.8 2,811 reviews	Search Hawaiian Airlines flights
United Airlines	PriceFrom $246	Free Cancellation	Rating 7.4 9,028 reviews	Search United Airlines flights

Alaska Airlines Flights From Portland to San Diego
Alaska Airlines flight deals from Portland to San Diego start from $156 round-trip. Over the 7 Alaska Airlines flights for this route in a normal week, average airfare is usually $296 round-trip - but some users have found much cheaper deals with momondo.
Hawaiian Airlines Flights From Portland to San Diego
Hawaiian Airlines (7.8/10 from 2,811 reviews) operates around 7 flights from Portland to San Diego in any given week. The average Hawaiian Airlines airfare for this route is around $297, with deals from around $177 rare but found on momondo. Referenced prices are for round-trip Portland to San Diego flight searches in the last 72 hours.

Coronado

Chula Vista

El Cajon

Julian

National City

Imperial Beach

La Mesa

Poway

Borrego Springs

San Ysidro

Lemon Grove

Alpine

Santee

Why use momondo?

Why should I use momondo to find a flight deal from Portland to San Diego?

It is quick and easy to find Portland to San Diego flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Diego that suits you.

Can I find flights from Portland to San Diego with flexible booking policies on momondo?

Flights from Portland to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portland to San Diego?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to San Diego.

I’m not ready to book a flight from Portland to San Diego right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Portland to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Cmt 12/20

Cmt 12/27

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing California

Popular cities in the United States

Flights to New Yorkfrom $44

Flights to Los Angelesfrom $50

Flights to Miamifrom $48

Flights to Chicagofrom $50

Flights to Orlandofrom $39

Flights to Las Vegasfrom $45

Flights to San Franciscofrom $54

Flights to Washington, D.C.from $38

Flights to Bostonfrom $58

Flights to Atlantafrom $38

Flights to Dallasfrom $48

Flights to Seattlefrom $58

Cheap flights from Portland to San Diego from $79

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to San Diego departing on 2/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Portland to San Diego

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

United Airlines flights from Portland to San Diego

Our best United Airlines deals on Portland to San Diego flight tickets

Southwest flights from Portland to San Diego

Our best Southwest deals on Portland to San Diego flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Portland to San Diego that are best for you.

See travel insights to San Diego from

How to get the cheapest flight ticket from Portland to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of January, then departing from Portland during the month February is also very affordable. Most momondo users find prices during this month for around $216.

What is the cheapest day to depart on your flight to San Diego?

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $271. Flights in the morning are often more expensive with an average ticket price of $329.

What is the cheapest Portland to San Diego flight route?

Fly from Portland to San Diego for the best Portland - San Diego flight prices

How far in advance should I book a flight to San Diego?

What cabin class options are available on Portland to San Diego flights?

There are 4 cabin classes available to choose from on Portland to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Portland to San Diego flight prices changed over time?

As of November 2025, prices for Portland to San Diego flights are approximately 59% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Portland to San Diego?

Alaska Airlines, Southwest, and Delta are the most popular carriers operating from Portland to San Diego

What airlines fly to San Diego?

How often are flights from Portland to San Diego delayed?

Historically, on average around 11% of flights between Portland and San Diego have experienced a delay on any given week. The average delay length over the past 12 months has been 107 minutes.

What is the most punctual flight time for Portland to San Diego flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Portland to San Diego flights?

According to our data, Air Thanlwin have had the least number of delays on this route over the last 12 months; with no flights being classified as delayed.

Which airport is the most popular layover for flights between Portland and San Diego?

Las Vegas (LAS) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Portland to San Diego?

Flights via Phoenix (PHX) offer the lowest average round-trip price of $145.

Which layover airport has the shortest travel time from Portland to San Diego?

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 4h 19m.

Which layover airport has the shortest connection time from Portland to San Diego?

Salt Lake City (SLC) has the shortest average layover time for this route: 0h 38m.

How many flights depart from Portland to San Diego on average per day?

2 flights are operational daily from Portland to San Diego as of November 2025. The most popular departure time for this route is 7:00AM, with 47% of flights per day taking off at noon.

How many flights depart from Portland to San Diego on average per week?

The number of flights available between Portland and San Diego is 16 per week as of November 2025. The most frequent departure day is Thu, with 69% of weekly flights leaving on this day.

When to book flights from Portland to San Diego

Cheap Portland to San Diego (PDX to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to San Diego

Best Price Found

Fastest flight time

Direct flights

Airports in San Diego

How far is Portland to San Diego by plane?

When did momondo last update prices for flights from Portland Airport to San Diego Airport?

How many operators does momondo search for flights from Portland Airport to San Diego Airport?

How old do you have to be to fly from Portland Airport to San Diego Airport?

What documentation or ID do you need to fly to San Diego Airport?

What is the most popular plane model from Portland to San Diego?

What is the most popular airline from Portland to San Diego?

Best airlines flying from Portland to San Diego

Compare and see reviews for airlines that fly from Portland to San Diego with momondo

Alaska Airlines Flights From Portland to San Diego

Hawaiian Airlines Flights From Portland to San Diego

Traveling to a place near San Diego?

Why use momondo?

Why should I use momondo to find a flight deal from Portland to San Diego?