What airlines fly to United States?

Alaska Airlines, Frontier and Delta are the top three most popular airlines that fly to United States from Portland according to our data. Alaska Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 10 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

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

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

How often are flights from Portland to the United States delayed?

Historically, on average around 12% of flights between Portland and United States have experienced a delay on any given week. The average delay length over the past 12 months has been 123 minutes.

What is the cheapest airline that flies from Portland to United States?

Delta, Southwest, and United Airlines are the most popular carriers operating from Portland to United States

What is the most punctual flight time for Portland to the United States flights?

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

How many flights depart from Portland to United States on average per day?

As of January 2026, there are 142 flights per day flying from Portland to United States. The most common time of day flights depart is 7:00AM, with 50% of flights taking off at noon.

How many flights depart from Portland to United States on average per week?

As of January 2026, 994 flights take off from Portland and land in United States each week. The most common flight departure day for this route is Thu, with 19% of weekly flights taking off on this day.

Which airline has the best punctuality record on Portland to the United States flights?

According to our data, Sun Country Air have had the least number of delays on this route over the last 12 months; with about 2% of their flights experiencing any sort of delay.

When did momondo last update prices for flights from Portland Airport to United States?

Prices for flights from Portland Airport to United States are updated daily.

How many operators does momondo search for flights from Portland Airport to United States?

As of January 2026, there are 11 operators available to choose from for flights from Portland Airport to United States.

How old do you have to be to fly from Portland Airport to United States?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to United States.

What documentation or ID do you need to fly to United States?

The necessary travel and health documents for your United States trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$54 Cheap Flights from Portland to the United States in 2026

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:49 pm - 8:13 pm

PDX

LAX

2h 24mnonstop

2:17 pm - 4:54 pm

LAX

PDX

2h 37mnonstop

$118Frontier

Sun, Apr 5 - Thu, Apr 9

9:53 am - 12:19 pm

PDX

LAX

2h 26mnonstop

10:15 pm - 8:58 am

LAX

PDX

10h 43m1 stop

$119Frontier

Fri, Mar 6 - Tue, Mar 10

7:38 pm - 10:04 pm

PDX

LAX

2h 26mnonstop

7:00 am - 9:35 am

LAX

PDX

2h 35mnonstop

$120Multiple Airlines

Fri, Feb 20 - Sat, Feb 28

9:10 am - 2:41 pm

PDX

LAS

5h 31m1 stop

5:42 pm - 10:46 pm

LAS

PDX

5h 04m1 stop

$133Alaska Airlines

Tue, Jan 27 - Tue, Jan 27

5:15 pm - 10:35 pm

PDX

LAS

5h 20m1 stop

6:00 am - 12:32 pm

LAS

PDX

6h 32m1 stop

$137Delta

Mon, Jan 26 - Thu, Jan 29

1:38 pm - 9:00 pm

PDX

LAS

7h 22m1 stop

7:00 am - 1:37 pm

LAS

PDX

6h 37m1 stop

$139Alaska Airlines

Wed, Feb 4 - Wed, Feb 18

5:25 am - 12:40 pm

PDX

SFO

7h 15m1 stop

7:00 am - 2:48 pm

SFO

PDX

7h 48m1 stop

$159American Airlines

Tue, Feb 3 - Tue, Feb 10

7:35 pm - 9:30 am

PDX

SFO

13h 55m1 stop

5:55 am - 10:32 am

SFO

PDX

4h 37m1 stop

$160Delta

Tue, Feb 17 - Sat, Feb 28

6:00 am - 8:27 pm

PDX

EWR

11h 27m2 stops

1:52 pm - 8:22 pm

EWR

PDX

9h 30m1 stop

$242American Airlines

Sat, Jan 31 - Thu, Feb 5

10:38 pm - 6:45 am

PDX

EWR

5h 07mnonstop

6:00 am - 11:55 am

EWR

PDX

8h 55m1 stop

$253United Airlines

Wed, Feb 18 - Sun, Feb 22

American Airlines flights from Portland to United States

Our best American Airlines deals on Portland to United States flight tickets

American Airlines

Feb 3

PDX5:25 amPortland

7h 15m

1 stop

SFO12:40 pmSan Francisco

Feb 10

SFO7:00 amSan Francisco

7h 48m

1 stop

PDX2:48 pmPortland

$159

American Airlines

Feb 4

PDX2:50 pmPortland

2h 33m

PHX6:23 pmPhoenix Sky Harbor Intl

Feb 11

PHX6:00 pmPhoenix Sky Harbor Intl

2h 51m

PDX7:51 pmPortland

$179

American Airlines

Feb 21

PDX3:10 pmPortland

2h 38m

PHX6:48 pmPhoenix Sky Harbor Intl

Feb 24

PHX6:55 pmPhoenix Sky Harbor Intl

2h 49m

PDX8:44 pmPortland

$185

United Airlines flights from Portland to United States

Our best United Airlines deals on Portland to United States flight tickets

United Airlines

Mar 7

PDX8:30 amPortland

6h 30m

1 stop

SAN3:00 pmSan Diego

Mar 11

SAN11:03 amSan Diego

10h 07m

2 stops

PDX9:10 pmPortland

$182

United Airlines

Jan 30

PDX3:45 pmPortland

6h 52m

1 stop

SAN10:37 pmSan Diego

Feb 3

SAN11:10 amSan Diego

7h 00m

1 stop

PDX6:10 pmPortland

$186

United Airlines

Feb 4

PDX1:35 pmPortland

6h 19m

2 stops

SAN7:54 pmSan Diego

Feb 11

SAN11:08 amSan Diego

7h 48m

2 stops

PDX6:56 pmPortland

$188

Fly from

Fly to

Route

Depart

Return

Price

PortlandLos Angeles

PDX - LAX

PDXLAX

Portland

Sun 4/5

5:49 pm-8:13 pm

Nonstop2h 24m

Los Angeles

Thu 4/9

2:17 pm-4:54 pm

Nonstop2h 37m

$118

PortlandLos Angeles

PDX - LAX

PDXLAX

Portland

Fri 3/6

9:53 am-12:19 pm

Nonstop2h 26m

Los Angeles

Tue 3/10

10:15 pm-8:58 am

1 stop10h 43m

$119

PortlandLos Angeles

PDX - LAX

PDXLAX

Portland

Fri 2/20

7:38 pm-10:04 pm

Nonstop2h 26m

Los Angeles

Sat 2/28

7:00 am-9:35 am

Nonstop2h 35m

$120

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Tue 1/27

9:10 am-2:41 pm

1 stop5h 31m

Las Vegas Harry Reid Intl

Tue 1/27

5:42 pm-10:46 pm

1 stop5h 04m

$133

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Mon 1/26

5:15 pm-10:35 pm

1 stop5h 20m

Las Vegas Harry Reid Intl

Thu 1/29

6:00 am-12:32 pm

1 stop6h 32m

$137

PortlandLas Vegas

PDX - LAS

PDXLAS

Portland

Wed 2/4

1:38 pm-9:00 pm

1 stop7h 22m

Las Vegas Harry Reid Intl

Wed 2/18

7:00 am-1:37 pm

1 stop6h 37m

$139

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 2/3

5:25 am-12:40 pm

1 stop7h 15m

San Francisco

Tue 2/10

7:00 am-2:48 pm

1 stop7h 48m

$159

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 2/17

7:35 pm-9:30 am

1 stop13h 55m

San Francisco

Sat 2/28

5:55 am-10:32 am

1 stop4h 37m

$160

PortlandNewark

PDX - EWR

PDXEWR

Portland

Sat 1/31

6:00 am-8:27 pm

2 stops11h 27m

Newark

Thu 2/5

1:52 pm-8:22 pm

1 stop9h 30m

$242

PortlandNewark

PDX - EWR

PDXEWR

Portland

Wed 2/18

10:38 pm-6:45 am

Nonstop5h 07m

Newark

Sun 2/22

6:00 am-11:55 am

1 stop8h 55m

$253

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to United States

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

Other information

What is the cheapest month to fly to United States?

In general, February is the cheapest month to fly from Portland to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $297. If you aren’t able to travel during the month of February, then book flights to United States from Portland during January instead. Flights to United States in January, while not as cheap as those in February, still average around $336.

What is the cheapest day to depart on your flight to United States?

According to our data, Friday is the cheapest day to fly to United States from Portland. The lowest ticket price found for a Friday departure recently was $455. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $609. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

What is the cheapest time of day to depart on your flight to United States?

The cheapest time of day to fly to United States is in the evening when flights can be purchased for as low as $436. Try not to purchase tickets in the morning because they tend to be around $519. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Portland to United States flight route?

Fly from Portland to Las Vegas Harry Reid Intl for the best Portland - United States flight prices

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $420 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Portland for as low as $305 on momondo.

What cabin class options are available on Portland to United States flights?

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

Can stopping save me money on Portland to United States flights?

No. A direct flight is the cheapest option for a flight between Portland to United States.

Cheap Portland to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to United States

Best Price Found	$98
Fastest flight time	0h 43m
Direct flights	Every day
Airports in United States	4,296 airports

The best one-way flight to United States from Portland in the past 72 hours is $98. The best round-trip flight deal from Portland to United States found on momondo in the last 72 hours is $119.

The fastest flight from Portland to United States takes 0h 43m

Direct flights go from Portland to United States every day.

There are 4,296 airports in United States. From Portland there are direct flights to San Francisco (SFO).

Search flight deals

When did momondo last update prices for flights from Portland Airport to United States?
Prices for flights from Portland Airport to United States are updated daily.
How many operators does momondo search for flights from Portland Airport to United States?
As of January 2026, there are 11 operators available to choose from for flights from Portland Airport to United States.
How old do you have to be to fly from Portland Airport to United States?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to United States.
What documentation or ID do you need to fly to United States?
The necessary travel and health documents for your United States trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Portland to United States?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Portland to United States is Boeing 737-800 Passenger/BBJ2 (winglets) (22.40% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (13.54%), Boeing 737-800 (8.14%), and Boeing 737 MAX 9 (7.84%).

Best airlines flying from Portland to United States

Compare and see reviews for airlines that fly from Portland to United States with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $37	Free Cancellation	Rating 5.7 3,060 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $50	Free Cancellation	Rating 6.3 8,289 reviews	Search Spirit Airlines flights
Hawaiian Airlines	PriceFrom $77	Free Cancellation	Rating 7.8 2,824 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $88	Free Cancellation	Rating 8.0 11,672 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $113	Free Cancellation	Rating 7.4 9,142 reviews	Search United Airlines flights
Delta	PriceFrom $119	Free Cancellation	Rating 7.9 8,032 reviews	Search Delta flights
JetBlue	PriceFrom $127	Free Cancellation	Rating 7.2 2,891 reviews	Search JetBlue flights
Southwest	PriceFrom $141	Free Cancellation	Rating 8.0 4,250 reviews	Search Southwest flights
American Airlines	PriceFrom $148	Free Cancellation	Rating 7.2 11,097 reviews	Search American Airlines flights
Sun Country Air	PriceFrom $193	Free Cancellation	Rating 6.8 340 reviews	Search Sun Country Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to United States?

Finding the right flight to United States from Portland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to United States quick and easy, saving you time and money.

Can I find flights from Portland to United States with flexible booking policies on momondo?

Flights from Portland to United States 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 United States?

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 United States.

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

Price alerts on flights to United States from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Portland to the United States from $55

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 the United States departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Portland to United States

Our best American Airlines deals on Portland to United States flight tickets

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How to get the cheapest flight ticket from Portland to United States

What is the cheapest month to fly to United States?

What is the cheapest day to depart on your flight to United States?

What is the cheapest time of day to depart on your flight to United States?

The cheapest time of day to fly to United States is in the evening when flights can be purchased for as low as $436. Try not to purchase tickets in the morning because they tend to be around $519. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Portland to United States flight route?

Fly from Portland to Las Vegas Harry Reid Intl for the best Portland - United States flight prices

How far in advance should I book a flight to United States?

What cabin class options are available on Portland to United States flights?

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

Can stopping save me money on Portland to United States flights?

No. A direct flight is the cheapest option for a flight between Portland to United States.

What is the cheapest airline that flies from Portland to United States?

Delta, Southwest, and United Airlines are the most popular carriers operating from Portland to United States

What airlines fly to United States?

How often are flights from Portland to the United States delayed?

Historically, on average around 12% of flights between Portland and United States have experienced a delay on any given week. The average delay length over the past 12 months has been 123 minutes.

What is the most punctual flight time for Portland to the United States flights?

Generally, flights departing at night 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?

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

Which airline has the best punctuality record on Portland to the United States flights?

According to our data, Sun Country Air have had the least number of delays on this route over the last 12 months; with about 2% of their flights experiencing any sort of delay.

How many flights depart from Portland to United States on average per day?

As of January 2026, there are 142 flights per day flying from Portland to United States. The most common time of day flights depart is 7:00AM, with 50% of flights taking off at noon.

How many flights depart from Portland to United States on average per week?

As of January 2026, 994 flights take off from Portland and land in United States each week. The most common flight departure day for this route is Thu, with 19% of weekly flights taking off on this day.

Cheap Portland to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to United States

Best Price Found

Fastest flight time

Direct flights

Airports in United States

When did momondo last update prices for flights from Portland Airport to United States?

How many operators does momondo search for flights from Portland Airport to United States?

How old do you have to be to fly from Portland Airport to United States?

What documentation or ID do you need to fly to United States?

What is the most popular plane model from Portland to United States?

Best airlines flying from Portland to United States

Compare and see reviews for airlines that fly from Portland to United States with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Portland to United States?

Can I find flights from Portland to United States with flexible booking policies on momondo?

How can momondo help me find flights from Portland to United States?

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

An easier way to manage your United States 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.

Get notified when prices go down

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

Find better results for your trip to the United States

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo