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Cheap flights from Portland, Maine to San Francisco from $154

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, Maine to San Francisco departing on 12/4. 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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Find the cheapest flights from Portland, Maine to San Francisco

Cheap round-trip flights

Southwest Logo
1:20 pm - 9:25 pmPWM-OAK
11h 05m2 stops
Southwest Logo
9:00 am - 10:15 pmOAK-PWM
10h 15m2 stops
$439Southwest
Find Deal
Sat, Nov 1 - Wed, Nov 12
Southwest Logo
3:00 pm - 11:20 pmPWM-OAK
11h 20m2 stops
Southwest Logo
7:00 am - 10:15 pmOAK-PWM
12h 15m2 stops
$588Southwest
Find Deal
Mon, Nov 24 - Tue, Dec 2
Delta Logo
4:50 pm - 11:53 pmPWM-OAK
10h 03m2 stops
Delta Logo
1:15 pm - 11:57 amOAK-PWM
19h 42m2 stops
$687Delta
Find Deal
Tue, Mar 10 - Wed, Mar 11
Delta Logo
4:50 pm - 11:53 pmPWM-OAK
10h 03m2 stops
Delta Logo
5:55 am - 4:15 pmOAK-PWM
31h 20m2 stops
$709Delta
Find Deal
Tue, Mar 10 - Wed, Mar 11

Delta flights from Portland, Maine to Oakland, California

Our best Delta deals on Portland, Maine to Oakland, California flight tickets
Delta
Mar 10
PWM4:50 pmPortland
10h 03m
2 stops
OAK11:53 pmOakland
Mar 11
OAK1:15 pmOakland
19h 42m
2 stops
PWM11:57 amPortland
$687
Find similar
Delta
Mar 10
PWM4:50 pmPortland
10h 03m
2 stops
OAK11:53 pmOakland
Mar 11
OAK5:55 amOakland
31h 20m
2 stops
PWM4:15 pmPortland
$709
Find similar

Southwest flights from Portland, Maine to Oakland, California

Our best Southwest deals on Portland, Maine to Oakland, California flight tickets
Southwest
Nov 1
PWM1:20 pmPortland
11h 05m
2 stops
OAK9:25 pmOakland
Nov 12
OAK9:00 amOakland
10h 15m
2 stops
PWM10:15 pmPortland
$439
Find similar
Southwest
Nov 24
PWM3:00 pmPortland
11h 20m
2 stops
OAK11:20 pmOakland
Dec 2
OAK7:00 amOakland
12h 15m
2 stops
PWM10:15 pmPortland
$588
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine to Oakland, California 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 September 24, 2025.
Use the filters below to find and compare flights from Portland, Maine to Oakland, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandOakland

PWM - OAK

PWMOAK

Portland

Sat 11/1

1:20 pm-9:25 pm

2 stops11h 05m

Oakland

Wed 11/12

9:00 am-10:15 pm

2 stops10h 15m

$439

PortlandOakland

PWM - OAK

PWMOAK

Portland

Mon 11/24

3:00 pm-11:20 pm

2 stops11h 20m

Oakland

Tue 12/2

7:00 am-10:15 pm

2 stops12h 15m

$588

PortlandOakland

PWM - OAK

PWMOAK

Portland

Tue 3/10

4:50 pm-11:53 pm

2 stops10h 03m

Oakland

Wed 3/11

1:15 pm-11:57 am

2 stops19h 42m

$687

PortlandOakland

PWM - OAK

PWMOAK

Portland

Tue 3/10

4:50 pm-11:53 pm

2 stops10h 03m

Oakland

Wed 3/11

5:55 am-4:15 pm

2 stops31h 20m

$709

PortlandOakland

PWM - OAK

PWMOAK

Portland

Thu 12/4

4:53 pm-12:08 am

2 stops10h 15m

$154

PortlandOakland

PWM - OAK

PWMOAK

Portland

Wed 10/1

12:40 pm-11:50 pm

2 stops14h 10m

$272

PortlandOakland

PWM - OAK

PWMOAK

Portland

Tue 9/30

12:40 pm-11:50 pm

2 stops14h 10m

$325

PortlandOakland

PWM - OAK

PWMOAK

Portland

Mon 9/29

1:35 pm-11:50 pm

2 stops13h 15m

$420

PortlandOakland

PWM - OAK

PWMOAK

Portland

Thu 12/4

11:58 am-11:59 pm

3 stops39h 01m

$478

PortlandOakland

PWM - OAK

PWMOAK

Portland

Sun 10/5

5:28 pm-6:26 pm

3 stops51h 58m

$994

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Portland, Maine to Oakland, California

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 day to depart on your flight to Oakland, California?

According to our data, Wednesday is the cheapest day to fly to Oakland, California from Portland, Maine. The lowest ticket price found for a Wednesday departure recently was $413. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Portland, Maine to Oakland, California for around $722.

Can stopping save me money on Portland, Maine to Oakland, California flights?

You could potentially save up to 59% on your flight if you consider stops on a Portland, Maine to Oakland, California flight.

When to book flights from Portland, Maine to Oakland, California

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

Cheap Portland, Maine to Oakland, California (PWM to OAK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Oakland, California

Direct flights

None
There are no direct flights from Portland, Maine to Oakland, California. There are no popular flight routes from Portland, Maine to Oakland, California.
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  • How far is Portland to Oakland by plane?

    The straight-line distance from Portland to Oakland is 2706.4 mi. In terms of flight time, this usually takes a little over 10h 03m.

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

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

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

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

    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 Oakland Airport.

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

    The necessary travel and health documents for your Oakland Airport 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 airline from Portland, Maine to Oakland, California?

Best airlines flying from Portland, Maine to Oakland, California

Compare and see reviews for airlines that fly from Portland, Maine to Oakland, California with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $366Free CancellationRating
8.0
4,244 reviews
Search Southwest flights

  • Southwest Flights From Portland, Maine to Oakland, California

    The lowest priced Southwest flight from Portland, Maine to Oakland, California from the last 72 hours was $366. Generally, Southwest has 2 flights on this route every week with an average price of $385. Southwest is rated 8.0/10 by our users.

Why use momondo?

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

Finding the right flight to Oakland 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 Oakland quick and easy, saving you time and money.

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

All flight searches from Portland to Oakland on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Portland and Oakland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Oakland 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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