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Cheap flights from San Diego to Portland from £66

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 19/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — PDX
24 mar. — 31 mar.1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Diego to Portland

Enter your travel dates to find the best prices.

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 22 febrero 2026.

sáb. 21/321:07
SAN
-
PDX
Nonstop2h 52m
Alaska Airlines
jue. 26/320:32
PDX
-
SAN
Nonstop2h 33m
Alaska Airlines
Deal found 20/2£124
mar. 7/408:42
SAN
-
PDX
1 stop11h 10m
Alaska Airlines
sáb. 11/421:32
PDX
-
SAN
Nonstop2h 32m
Alaska Airlines
Deal found 20/2£126
mié. 25/316:40
SAN
-
PDX
1 stop6h 15m
Southwest
jue. 2/405:00
PDX
-
SAN
1 stop4h 30m
Southwest
Deal found 21/2£129
sáb. 14/310:19
SAN
-
PDX
1 stop6h 21m
Multiple Airlines
dom. 15/307:18
PDX
-
SAN
Nonstop2h 41m
Multiple Airlines
Deal found 20/2£130
mar. 24/307:00
SAN
-
PDX
Nonstop2h 49m
Alaska Airlines
mar. 24/320:32
PDX
-
SAN
Nonstop2h 33m
Alaska Airlines
Deal found 20/2£131
mar. 5/511:00
SAN
-
PDX
1 stop6h 44m
United Airlines
sáb. 9/513:35
PDX
-
SAN
2 stops6h 27m
United Airlines
Deal found 19/2£132
lun. 6/418:45
SAN
-
PDX
1 stop6h 10m
Southwest
sáb. 11/410:25
PDX
-
SAN
2 stops7h 25m
Southwest
Deal found 21/2£133
mar. 24/307:00
SAN
-
PDX
Nonstop2h 49m
Alaska Airlines
mié. 25/307:30
PDX
-
SAN
1 stop8h 11m
Alaska Airlines
Deal found 20/2£134
jue. 12/318:15
SAN
-
PDX
1 stop5h 30m
Southwest
lun. 16/314:30
PDX
-
SAN
Nonstop2h 25m
Southwest
Deal found 19/2£134
mar. 14/418:20
SAN
-
PDX
2 stops6h 24m
United Airlines
mar. 21/419:14
PDX
-
SAN
1 stop5h 15m
United Airlines
Deal found 18/2£135
jue. 16/417:25
SAN
-
PDX
1 stop5h 05m
Southwest
dom. 19/411:00
PDX
-
SAN
Nonstop2h 25m
Southwest
Deal found 20/2£136
sáb. 21/321:07
SAN
-
PDX
Nonstop2h 52m
Alaska Airlines
lun. 23/320:32
PDX
-
SAN
Nonstop2h 33m
Alaska Airlines
Deal found 19/2£139

Find 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 22 febrero 2026.

Round-trip from

£124

One-way from

£66

Popular in

February

Cheapest in

January

Average price

£294
Alaska Airlines
  • Alaska Airlines
  • 21/3-29/3
  • Nonstop
  • 5h 24m total
  • San Diego to Portland
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 19/3
  • Nonstop
  • 2h 52m total
  • San Diego to Portland
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£9 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 22 febrero 2026.
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

vie. 17/4

14:50-17:25

Nonstop2h 35m

Portland

sáb. 25/4

13:15-21:25

1 stop8h 10m

£124

San DiegoPortland

SAN - PDX

SANPDX

San Diego

lun. 23/3

19:30-01:25

1 stop5h 55m

Portland

mié. 25/3

06:15-12:55

1 stop6h 40m

£129

San DiegoPortland

SAN - PDX

SANPDX

San Diego

sáb. 14/3

07:30-13:09

1 stop5h 39m

Portland

dom. 15/3

05:30-10:17

1 stop4h 47m

£131

San DiegoPortland

SAN - PDX

SANPDX

San Diego

mié. 18/3

07:00-09:49

Nonstop2h 49m

Portland

lun. 23/3

20:32-23:05

Nonstop2h 33m

£131

San DiegoPortland

SAN - PDX

SANPDX

San Diego

vie. 13/3

17:55-23:25

1 stop5h 30m

Portland

sáb. 14/3

14:30-16:55

Nonstop2h 25m

£139

San DiegoPortland

SAN - PDX

SANPDX

San Diego

vie. 20/3

19:05-23:54

1 stop4h 49m

Portland

dom. 29/3

17:36-22:28

1 stop4h 52m

£146

San DiegoPortland

SAN - PDX

SANPDX

San Diego

vie. 24/4

19:12-23:53

1 stop4h 41m

Portland

dom. 26/4

05:30-12:38

1 stop7h 08m

£146

San DiegoPortland

SAN - PDX

SANPDX

San Diego

vie. 17/4

14:50-17:25

Nonstop2h 35m

Portland

dom. 19/4

11:00-13:25

Nonstop2h 25m

£146

San DiegoPortland

SAN - PDX

SANPDX

San Diego

vie. 13/3

15:40-20:58

1 stop5h 18m

Portland

dom. 15/3

07:05-12:49

1 stop5h 44m

£146

San DiegoPortland

SAN - PDX

SANPDX

San Diego

vie. 17/4

19:12-23:53

1 stop4h 41m

Portland

dom. 19/4

18:05-22:29

1 stop4h 24m

£146

Flights are sorted by cheapest return flights first.

Deals found on 18/2

Showing 1-10 of 24 results
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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 20 February 2026.

Booking 85 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, February is the cheapest month in which you can book a flight from San Diego to Portland (average of £39). Flying from San Diego to Portland in December is currently the most expensive (average of £116). 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 22 febrero 2026.

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 35m. There are 933 mi between San Diego and Portland. This flight may include one or multiple stops.

  • 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 Southwest (100%), Horizon Air (100%) and Icelandair (86%).

  • 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, February is the cheapest month in which you can book a flight from San Diego to Portland (average of £39). Flying from San Diego to Portland in December is currently the most expensive (average of £116). 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
Lincoln City

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Alternative routes for San Diego to Portland

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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.

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