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Cheap flights from Portland to San Francisco from $175

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 Francisco departing on 8/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
10:45 am - 5:46 pm
PDX
-
MRY
7h 01m
1 stop
Alaska Airlines Logo
6:01 am - 1:50 pm
MRY
-
PDX
7h 49m
1 stop
$349Alaska Airlines
Sat, Aug 22 - Sat, Aug 29
Alaska Airlines Logo
12:46 pm - 5:46 pm
PDX
-
MRY
5h 00m
1 stop
Alaska Airlines Logo
6:01 am - 1:30 pm
MRY
-
PDX
7h 29m
2 stops
$354Alaska Airlines
Sat, Aug 22 - Sat, Aug 29
Alaska Airlines Logo
5:38 pm - 11:59 pm
PDX
-
MRY
6h 21m
1 stop
Alaska Airlines Logo
2:43 pm - 9:30 am
MRY
-
PDX
18h 47m
1 stop
$355Alaska Airlines
Wed, Aug 19 - Mon, Aug 24
Alaska Airlines Logo
1:59 pm - 11:59 pm
PDX
-
MRY
10h 00m
2 stops
Alaska Airlines Logo
6:01 am - 4:32 pm
MRY
-
PDX
10h 31m
2 stops
$359Alaska Airlines
Sat, Aug 22 - Wed, Aug 26
Alaska Airlines Logo
7:32 am - 11:58 pm
PDX
-
MRY
16h 26m
1 stop
Alaska Airlines Logo
6:01 am - 1:13 pm
MRY
-
PDX
7h 12m
2 stops
$360Alaska Airlines
Tue, Aug 18 - Sun, Aug 23
United Airlines Logo
7:00 am - 1:06 pm
PDX
-
MRY
6h 06m
1 stop
United Airlines Logo
6:45 pm - 10:45 pm
MRY
-
PDX
4h 00m
1 stop
$368United Airlines
Tue, Aug 18 - Sun, Aug 23
Alaska Airlines Logo
7:32 am - 2:28 pm
PDX
-
MRY
6h 56m
1 stop
Alaska Airlines Logo
3:05 pm - 9:29 am
MRY
-
PDX
18h 24m
1 stop
$374Alaska Airlines
Tue, Jul 7 - Tue, Jul 14
Alaska Airlines Logo
11:33 am - 11:58 pm
PDX
-
MRY
12h 25m
2 stops
Alaska Airlines Logo
6:01 am - 1:13 pm
MRY
-
PDX
7h 12m
2 stops
$378Alaska Airlines
Tue, Aug 18 - Sun, Aug 23
Alaska Airlines Logo
7:19 am - 2:28 pm
PDX
-
MRY
7h 09m
2 stops
Alaska Airlines Logo
6:00 am - 9:29 am
MRY
-
PDX
27h 29m
1 stop
$379Alaska Airlines
Tue, Jul 7 - Tue, Jul 14
Multiple Airlines Logo
6:49 pm - 9:10 pm
PDX
-
MRY
26h 21m
1 stop
Multiple Airlines Logo
10:00 pm - 4:31 pm
MRY
-
PDX
18h 31m
2 stops
$382Multiple Airlines
Thu, Jul 16 - Mon, Jul 20

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United Airlines flights from Portland to Monterey

Our best United Airlines deals on Portland to Monterey flight tickets
United Airlines
Aug 18
PDX7:00 amPortland
6h 06m
1 stop
MRY1:06 pmMonterey Regional
Aug 23
MRY6:45 pmMonterey Regional
4h 00m
1 stop
PDX10:45 pmPortland
$368
United Airlines
Sep 20
PDX11:15 amPortland
6h 01m
1 stop
MRY5:16 pmMonterey Regional
Sep 22
MRY6:45 pmMonterey Regional
4h 00m
1 stop
PDX10:45 pmPortland
$398
United Airlines
Jul 31
PDX5:15 amPortland
5h 55m
1 stop
MRY11:10 amMonterey Regional
Aug 2
MRY8:00 amMonterey Regional
4h 14m
1 stop
PDX12:14 pmPortland
$424

Alaska Airlines flights from Portland to Monterey

Our best Alaska Airlines deals on Portland to Monterey flight tickets
Alaska Airlines
Aug 22
PDX10:45 amPortland
7h 01m
1 stop
MRY5:46 pmMonterey Regional
Aug 29
MRY6:01 amMonterey Regional
7h 49m
1 stop
PDX1:50 pmPortland
$349
Alaska Airlines
Aug 22
PDX12:46 pmPortland
5h 00m
1 stop
MRY5:46 pmMonterey Regional
Aug 29
MRY6:01 amMonterey Regional
7h 29m
2 stops
PDX1:30 pmPortland
$354
Alaska Airlines
Aug 19
PDX5:38 pmPortland
6h 21m
1 stop
MRY11:59 pmMonterey Regional
Aug 24
MRY2:43 pmMonterey Regional
18h 47m
1 stop
PDX9:30 amPortland
$355

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Monterey that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 18, 2026.
Use the filters below to find and compare flights from Portland to Monterey that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandMonterey

PDX - MRY

PDXMRY

Portland

Sat 8/22

10:45 am-5:46 pm

1 stop7h 01m

Monterey Regional

Sat 8/29

6:01 am-1:50 pm

1 stop7h 49m

$349

PortlandMonterey

PDX - MRY

PDXMRY

Portland

Sat 8/22

12:46 pm-5:46 pm

1 stop5h 00m

Monterey Regional

Sat 8/29

6:01 am-1:30 pm

2 stops7h 29m

$354

PortlandMonterey

PDX - MRY

PDXMRY

Portland

Wed 8/19

5:38 pm-11:59 pm

1 stop6h 21m

Monterey Regional

Mon 8/24

2:43 pm-9:30 am

1 stop18h 47m

$355

PortlandMonterey

PDX - MRY

PDXMRY

Portland

Sat 8/22

1:59 pm-11:59 pm

2 stops10h 00m

Monterey Regional

Wed 8/26

6:01 am-4:32 pm

2 stops10h 31m

$359

PortlandMonterey

PDX - MRY

PDXMRY

Portland

Tue 8/18

7:32 am-11:58 pm

1 stop16h 26m

Monterey Regional

Sun 8/23

6:01 am-1:13 pm

2 stops7h 12m

$360
Quickest round-trip

PortlandMonterey

PDX - MRY

PDXMRY

Portland

Tue 8/18

7:00 am-1:06 pm

1 stop6h 06m

Monterey Regional

Sun 8/23

6:45 pm-10:45 pm

1 stop4h 00m

$368

PortlandMonterey

PDX - MRY

PDXMRY

Portland

Tue 7/7

7:32 am-2:28 pm

1 stop6h 56m

Monterey Regional

Tue 7/14

3:05 pm-9:29 am

1 stop18h 24m

$374

PortlandMonterey

PDX - MRY

PDXMRY

Portland

Tue 8/18

11:33 am-11:58 pm

2 stops12h 25m

Monterey Regional

Sun 8/23

6:01 am-1:13 pm

2 stops7h 12m

$378

PortlandMonterey

PDX - MRY

PDXMRY

Portland

Tue 7/7

7:19 am-2:28 pm

2 stops7h 09m

Monterey Regional

Tue 7/14

6:00 am-9:29 am

1 stop27h 29m

$379

PortlandMonterey

PDX - MRY

PDXMRY

Portland

Thu 7/16

6:49 pm-9:10 pm

1 stop26h 21m

Monterey Regional

Mon 7/20

10:00 pm-4:31 pm

2 stops18h 31m

$382

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Portland to Monterey

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 Monterey?

The month of February is, on average, the cheapest month to fly to Monterey from Portland, with most prices found around $186. If you’re not able to fly to Monterey in February, then October is your next best option. Flight prices from Portland to Monterey during October average around $264.

How have Portland to Monterey flight prices changed over time?

As of June 2026, prices for Portland to Monterey flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Portland to Monterey

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Monterey according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Monterey (PDX to MRY) flight deals and tips

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

Fastest flight time

5h 39m

Direct flights

None
The fastest flight from Portland to Monterey takes 5h 39m
There are no direct flights from Portland to Monterey. There are no popular flight routes from Portland to Monterey.
Search flight deals

Frequently asked questions about flying from Portland to Monterey

  • How far is Portland to Monterey Regional by plane?

    The straight-line distance from Portland to Monterey Regional is 617.4 mi. In terms of flight time, this usually takes a little over 5h 39m.

  • When did momondo last update prices for flights from Portland Airport to Monterey Regional Airport?

    Prices for flights from Portland Airport to Monterey Regional Airport were last updated today.

  • How many operators does momondo search for flights from Portland Airport to Monterey Regional Airport?

  • How old do you have to be to fly from Portland Airport to Monterey Regional Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Monterey Regional Airport.

  • What documentation or ID do you need to fly to Monterey Regional Airport?

    The travel and health documents required for your trip to Monterey Regional Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Monterey Regional Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Portland to Monterey?

Best airlines flying from Portland to Monterey

Compare and see reviews for airlines that fly from Portland to Monterey with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $156Free CancellationRating
7.9
12,534 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $186Free CancellationRating
7.4
9,859 reviews
Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Monterey from Portland.

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

momondo does allow users to show only those flights to Monterey from Portland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Portland to Monterey?

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 Monterey.

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

Yes. momondo can track prices for Portland to Monterey 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.

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