Find flights
Deals
When to book
FAQs

Cheap flights from San Diego to Portland from £58

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — PDX
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from San Diego to Portland

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 September 2025.

Round-trip from

£119

One-way from

£58

Popular in

March

Cheapest in

January

Average price

£176
Alaska Airlines
  • Alaska Airlines
  • 14/10-21/10
  • 1 total stop
  • 21h 05m total
  • San Diego to Portland
Search Deals
Southwest
  • Southwest
  • 11/2
  • 2 total stops
  • 13h 40m total
  • San Diego to Portland
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£3 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from San Diego to Portland

Cheapest flights from San Diego to Portland
Explore the most affordable flight options available from San Diego to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Tue 14/1007:00SAN - PDX
Nonstop2h 44mAlaska Airlines
Tue 21/1017:55PDX - SAN
1 stop18h 21mAlaska Airlines
Deal found 16/9£119
Wed 3/1213:55SAN - PDX
Nonstop2h 48mHawaiian Airlines
Wed 10/1217:50PDX - SAN
1 stop5h 40mHawaiian Airlines
Deal found 16/9£125
Tue 7/1007:00SAN - PDX
Nonstop2h 44mHawaiian Airlines
Tue 7/1017:38PDX - SAN
Nonstop2h 36mHawaiian Airlines
Deal found 16/9£125
Fri 17/1016:00SAN - PDX
1 stop17h 27mAlaska Airlines
Mon 20/1021:30PDX - SAN
Nonstop2h 29mAlaska Airlines
Deal found 16/9£127
Wed 8/1018:09SAN - PDX
Nonstop2h 41mAlaska Airlines
Sat 11/1017:38PDX - SAN
Nonstop2h 36mAlaska Airlines
Deal found 18/9£130
Thu 16/1020:33SAN - PDX
Nonstop2h 43mAlaska Airlines
Tue 21/1014:30PDX - SAN
1 stop21h 46mAlaska Airlines
Deal found 18/9£132
Wed 12/1110:30SAN - PDX
2 stops8h 10mSouthwest
Sun 16/1106:10PDX - SAN
1 stop4h 15mSouthwest
Deal found 16/9£133
Thu 16/1010:00SAN - PDX
1 stop6h 12mDelta
Sun 19/1017:25PDX - SAN
1 stop5h 06mDelta
Deal found 18/9£137
Mon 15/1221:59SAN - PDX
1 stop11h 51mAlaska Airlines
Tue 23/1217:30PDX - SAN
Nonstop2h 33mAlaska Airlines
Deal found 18/9£139
Wed 12/1110:00SAN - PDX
1 stop6h 22mDelta
Fri 21/1117:17PDX - SAN
1 stop5h 38mDelta
Deal found 18/9£142
Wed 17/1210:55SAN - PDX
Nonstop2h 55mHawaiian Airlines
Wed 24/1214:44PDX - SAN
Nonstop2h 33mHawaiian Airlines
Deal found 18/9£144
Tue 7/1015:00SAN - PDX
1 stop4h 40mSouthwest
Thu 9/1005:30PDX - SAN
1 stop6h 50mSouthwest
Deal found 17/9£145

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Diego to Portland 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, Cheapflights users made 858,174 searches. Data last updated 18 September 2025.
Use the filters below to find and compare flights from San Diego to Portland that are best for you.

Fly from

San Diego

Fly to

Portland

Route

Depart

Return

Price

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Fri 17/10

16:00-09:27

1 stop17h 27m

Portland

Mon 20/10

21:30-23:59

Nonstop2h 29m

£127

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Tue 3/3

10:45-13:34

Nonstop2h 49m

Portland

Wed 4/3

10:45-14:28

1 stop3h 43m

£132

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Mon 24/11

17:35-00:20

1 stop6h 45m

Portland

Fri 28/11

05:30-10:50

1 stop5h 20m

£137

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Thu 23/10

07:00-09:44

Nonstop2h 44m

Portland

Sat 25/10

17:38-20:14

Nonstop2h 36m

£137

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Fri 10/10

20:33-23:16

Nonstop2h 43m

Portland

Tue 14/10

17:38-20:14

Nonstop2h 36m

£137

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Thu 13/11

10:35-16:11

1 stop5h 36m

Portland

Sun 16/11

21:30-23:59

Nonstop2h 29m

£139

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Wed 12/11

16:04-22:56

1 stop6h 52m

Portland

Fri 21/11

19:22-23:55

1 stop4h 33m

£142

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Fri 14/11

14:11-16:58

Nonstop2h 47m

Portland

Sun 16/11

10:55-13:28

Nonstop2h 33m

£144

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Fri 17/10

20:33-23:16

Nonstop2h 43m

Portland

Sun 19/10

07:00-09:32

Nonstop2h 32m

£144

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Fri 10/10

20:33-23:16

Nonstop2h 43m

Portland

Mon 13/10

21:30-23:59

Nonstop2h 29m

£144

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 21 results
1
2
3

Best time to book a flight from San Diego to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from San Diego with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Diego to Portland

How far ahead should I book a flight from San Diego to Portland?

Use this chart to determine the optimal time to book a return flight from San Diego to Portland. Price data was last updated on 12 September 2025.

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Diego to Portland?

Currently, January is the cheapest month in which you can book a flight from San Diego to Portland (average of £736). Flying from San Diego to Portland in July is currently the most expensive (average of £1,048). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAN to PDX?

Find hourly flight availability from San Diego to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Diego to Portland as you normally would.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this San Diego to Portland flight route?

    Within the past month, 1 users have taken a look at flights from San Diego to Portland.

  • How long is the flight from San Diego to Portland?

    Departing from San Diego to Portland will take you 2h 44m. There are 933 mi between San Diego and Portland. All flights are typically direct.

  • What are the most reliable airlines from San Diego to Portland?

    The top 3 most reliable airlines when flying from San Diego to Portland are Icelandair (87%), Alaska Airlines (84%) and Japan Airlines (83%).

  • Can I find deals for flights from San Diego to Portland that include hotel bookings?

    Yes. In addition to deals on San Diego to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Portland.

  • Can I find deals for business class flights from San Diego to Portland?

    Yes. Cheapflights offers flight deals from San Diego to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Portland?

    Currently, January is the cheapest month in which you can book a flight from San Diego to Portland (average of £736). Flying from San Diego to Portland in July is currently the most expensive (average of £1,048). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Cannon Beach
Lincoln City

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Diego to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Eugene flights
San Francisco to Portland flights
Los Angeles to Portland flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Diego to Portland?

Deals for San Diego to Portland flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from San Diego to Portland?

Cheapflights helps you find that perfect flight to Portland from San Diego by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from San Diego to Portland with no change fees?

Need flexible booking options for your flight to Portland from San Diego? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from San Diego to Portland become cheaper?

Yes! Start tracking prices for San Diego to Portland flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.