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Cheap flights from Portland to San Francisco from $45

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 12/10. 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 to San Francisco (PDX-OAK)

Cheap round-trip flights

Alaska Airlines Logo
5:31 pm - 7:18 pmPDX-OAK
1h 47mnonstop
Alaska Airlines Logo
9:30 am - 11:15 amOAK-PDX
1h 45mnonstop
$97Alaska Airlines
Find Deal
Tue, Oct 21 - Wed, Oct 29
Southwest Logo
10:40 am - 12:25 pmPDX-OAK
1h 45mnonstop
Southwest Logo
2:25 pm - 10:20 pmOAK-PDX
7h 55m1 stop
$107Southwest
Find Deal
Tue, Sep 16 - Tue, Sep 23
Southwest Logo
2:25 pm - 4:10 pmPDX-OAK
1h 45mnonstop
Southwest Logo
1:10 pm - 7:50 pmOAK-PDX
6h 40m2 stops
$112Southwest
Find Deal
Tue, Sep 16 - Wed, Sep 17
Southwest Logo
4:45 pm - 6:30 pmPDX-OAK
1h 45mnonstop
Southwest Logo
5:15 pm - 6:55 pmOAK-PDX
1h 40mnonstop
$117Southwest
Find Deal
Thu, Sep 11 - Mon, Sep 15
Southwest Logo
4:50 pm - 9:25 pmPDX-OAK
4h 35m1 stop
Southwest Logo
1:10 pm - 7:50 pmOAK-PDX
6h 40m2 stops
$122Southwest
Find Deal
Tue, Sep 16 - Tue, Sep 23
Spirit Airlines Logo
8:36 pm - 7:49 amPDX-OAK
11h 13m1 stop
Spirit Airlines Logo
6:00 am - 7:36 pmOAK-PDX
13h 36m1 stop
$129Spirit Airlines
Find Deal
Tue, Oct 7 - Thu, Oct 9
Spirit Airlines Logo
12:07 pm - 11:32 pmPDX-OAK
11h 25m1 stop
Spirit Airlines Logo
6:30 am - 11:11 amOAK-PDX
4h 41m1 stop
$134Spirit Airlines
Find Deal
Mon, Sep 8 - Tue, Sep 9
Alaska Airlines Logo
5:31 pm - 7:18 pmPDX-OAK
1h 47mnonstop
Alaska Airlines Logo
9:30 am - 11:15 amOAK-PDX
1h 45mnonstop
$137Alaska Airlines
Find Deal
Tue, Oct 21 - Tue, Oct 28
Delta Logo
7:15 pm - 11:53 pmPDX-OAK
4h 38m1 stop
Delta Logo
12:30 pm - 10:40 pmOAK-PDX
10h 10m2 stops
$142Delta
Find Deal
Tue, Oct 21 - Sat, Oct 25
Delta Logo
5:10 pm - 11:50 pmPDX-OAK
6h 40m1 stop
Delta Logo
5:05 pm - 11:52 pmOAK-PDX
6h 47m1 stop
$169Delta
Find Deal
Tue, Sep 23 - Mon, Sep 29

Alaska Airlines flights from Portland to Oakland, California

Our best Alaska Airlines deals on Portland to Oakland, California flight tickets
Alaska Airlines
Oct 21
PDX5:31 pmPortland
1h 47m
OAK7:18 pmOakland
Oct 29
OAK9:30 amOakland
1h 45m
PDX11:15 amPortland
$97
Find similar
Alaska Airlines
Oct 21
PDX5:31 pmPortland
1h 47m
OAK7:18 pmOakland
Oct 28
OAK9:30 amOakland
1h 45m
PDX11:15 amPortland
$137
Find similar
Alaska Airlines
Oct 7
PDX5:31 pmPortland
1h 47m
OAK7:18 pmOakland
Oct 13
OAK7:06 pmOakland
1h 44m
PDX8:50 pmPortland
$177
Find similar

Southwest flights from Portland to Oakland, California

Our best Southwest deals on Portland to Oakland, California flight tickets
Southwest
Sep 16
PDX10:40 amPortland
1h 45m
OAK12:25 pmOakland
Sep 23
OAK2:25 pmOakland
7h 55m
1 stop
PDX10:20 pmPortland
$107
Find similar
Southwest
Sep 16
PDX2:25 pmPortland
1h 45m
OAK4:10 pmOakland
Sep 17
OAK1:10 pmOakland
6h 40m
2 stops
PDX7:50 pmPortland
$112
Find similar
Southwest
Sep 11
PDX4:45 pmPortland
1h 45m
OAK6:30 pmOakland
Sep 15
OAK5:15 pmOakland
1h 40m
PDX6:55 pmPortland
$117
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland 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 August 20, 2025.
Use the filters below to find and compare flights from Portland to Oakland, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandOakland

PDX - OAK

PDXOAK

Portland

Tue 10/21

5:31 pm-7:18 pm

Nonstop1h 47m

Oakland

Wed 10/29

9:30 am-11:15 am

Nonstop1h 45m

$97

PortlandOakland

PDX - OAK

PDXOAK

Portland

Tue 9/16

10:40 am-12:25 pm

Nonstop1h 45m

Oakland

Tue 9/23

2:25 pm-10:20 pm

1 stop7h 55m

$107

PortlandOakland

PDX - OAK

PDXOAK

Portland

Tue 9/16

2:25 pm-4:10 pm

Nonstop1h 45m

Oakland

Wed 9/17

1:10 pm-7:50 pm

2 stops6h 40m

$112

PortlandOakland

PDX - OAK

PDXOAK

Portland

Thu 9/11

4:45 pm-6:30 pm

Nonstop1h 45m

Oakland

Mon 9/15

5:15 pm-6:55 pm

Nonstop1h 40m

$117

PortlandOakland

PDX - OAK

PDXOAK

Portland

Tue 9/16

4:50 pm-9:25 pm

1 stop4h 35m

Oakland

Tue 9/23

1:10 pm-7:50 pm

2 stops6h 40m

$122

PortlandOakland

PDX - OAK

PDXOAK

Portland

Tue 10/7

8:36 pm-7:49 am

1 stop11h 13m

Oakland

Thu 10/9

6:00 am-7:36 pm

1 stop13h 36m

$129

PortlandOakland

PDX - OAK

PDXOAK

Portland

Mon 9/8

12:07 pm-11:32 pm

1 stop11h 25m

Oakland

Tue 9/9

6:30 am-11:11 am

1 stop4h 41m

$134

PortlandOakland

PDX - OAK

PDXOAK

Portland

Tue 10/21

5:31 pm-7:18 pm

Nonstop1h 47m

Oakland

Tue 10/28

9:30 am-11:15 am

Nonstop1h 45m

$137

PortlandOakland

PDX - OAK

PDXOAK

Portland

Tue 10/21

7:15 pm-11:53 pm

1 stop4h 38m

Oakland

Sat 10/25

12:30 pm-10:40 pm

2 stops10h 10m

$142

PortlandOakland

PDX - OAK

PDXOAK

Portland

Tue 9/23

5:10 pm-11:50 pm

1 stop6h 40m

Oakland

Mon 9/29

5:05 pm-11:52 pm

1 stop6h 47m

$169

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Portland 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 month to fly to Oakland, California?

The month of January is, on average, the cheapest month to fly to Oakland, California from Portland, with most prices found around $159. If you aren’t able to travel to Oakland, California during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $186.

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. The lowest ticket price found for a Wednesday departure recently was $260. 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 Sunday, the most expensive travel day of the week, you can expect to see flight prices from Portland to Oakland, California for around $329.

What is the cheapest time of day to depart on your flight to Oakland, California?

In the evening is the cheapest time of day to fly from Portland to Oakland, California when you can find flight prices for as low as $223. Flying to Oakland, California in the evening is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $300.

What is the cheapest Portland to Oakland flight route?

Fly from Portland to Oakland for the best Portland - Oakland flight prices

How far in advance should I book a flight to Oakland, California?

You are more likely to see cheaper flights to Oakland, California from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Oakland, California for around $224 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oakland, California from Portland for as low as $163 on momondo.

What cabin class options are available on Portland to Oakland flights?

There are 4 cabin classes available to choose from on Portland to Oakland 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 Oakland, California flight prices changed over time?

As of August 2025, prices for Portland to Oakland, California flights are approximately 18% more expensive when compared to flights at the same time last year.

When to book flights from Portland to Oakland, California

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

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

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

Best Price Found

$128

Fastest flight time

1h 43m

Direct flights

Every day

Airports in Oakland, California

1 airport
The best one-way flight to Oakland, California from Portland in the past 72 hours is $128. The best round-trip flight deal from Portland to Oakland, California found on momondo in the last 72 hours is $162.
The fastest flight from Portland to Oakland, California takes 1h 43m
Direct flights go from Portland to Oakland, California every day.
There is 1 airport near Oakland, California: Oakland (OAK)
Search flight deals

  • How far is Portland to Oakland by plane?

    There are 533.4 mi between Portland and Oakland. In terms of flight time, this usually takes a little over 1h 45m.

  • 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?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Oakland Airport.

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

    The travel and health documents required for your trip to Oakland 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 Oakland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Portland to Oakland, California?

  • What is the most popular airline from Portland to Oakland, California?

Best airlines flying from Portland to Oakland, California

Compare and see reviews for airlines that fly from Portland to Oakland, California with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $38Free CancellationRating
5.8
3,207 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $86Free CancellationRating
6.3
8,039 reviews
Search Spirit Airlines flights
SouthwestPriceFrom $99Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $103Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $137Free CancellationRating
7.8
2,668 reviews
Search Hawaiian Airlines flights

  • Southwest Flights From Portland to Oakland, California

    Southwest operates around 17 flights from Portland to Oakland, California every week. The average price of these flights found in the last 72 hours has been $214, but momondo users have found Southwest deals from Portland to Oakland, California from as low as $99 round-trip. Southwest has been scored 8.0/10 in 4,246 reviews.

  • Alaska Airlines Flights From Portland to Oakland, California

    Another popular option for Portland to Oakland, California flights is Alaska Airlines (8.0/10, 10,000 ratings). Alaska Airlines flies from Portland to Oakland, California around 14 times per week, with deals starting from $103 round-trip and rising to an average price of around $246.

Why use momondo?

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

It is quick and easy to find Portland to Oakland 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 Oakland that suits you.

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

Yes. momondo enables you to select and highlight flights to Oakland from Portland with this policy.

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

Once you have performed a search for Portland to Oakland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Oakland from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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