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Cheap flights from San Diego to Portland from £64

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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — PDX
2 Jan — 9 Jan1
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 3 December 2025.

Thu 25/1218:13SAN - PDX
Nonstop2h 47mAlaska Airlines
Fri 9/117:40PDX - SAN
Nonstop2h 31mAlaska Airlines
Deal found 2/12£149
Thu 25/1216:10SAN - PDX
1 stop6h 49mUnited Airlines
Fri 9/113:35PDX - SAN
2 stops6h 19mUnited Airlines
Deal found 2/12£161
Tue 30/1222:10SAN - PDX
1 stop11h 20mAlaska Airlines
Tue 6/114:56PDX - SAN
1 stop17h 37mAlaska Airlines
Deal found 2/12£163
Sun 21/1222:10SAN - PDX
1 stop11h 20mAlaska Airlines
Thu 22/107:05PDX - SAN
1 stop7h 32mAlaska Airlines
Deal found 1/12£165
Wed 31/1213:28SAN - PDX
1 stop7h 22mAlaska Airlines
Tue 6/117:30PDX - SAN
1 stop3h 59mAlaska Airlines
Deal found 30/11£168
Wed 31/1214:00SAN - PDX
1 stop7h 25mSouthwest
Sat 3/117:20PDX - SAN
1 stop5h 30mSouthwest
Deal found 30/11£169
Mon 29/1217:05SAN - PDX
1 stop6h 54mAlaska Airlines
Tue 6/107:03PDX - SAN
Nonstop2h 37mAlaska Airlines
Deal found 30/11£172
Wed 31/1213:28SAN - PDX
1 stop7h 22mAlaska Airlines
Sat 3/121:34PDX - SAN
Nonstop2h 33mAlaska Airlines
Deal found 1/12£174
Fri 26/1219:15SAN - PDX
Nonstop2h 49mAlaska Airlines
Wed 31/1220:34PDX - SAN
Nonstop2h 33mAlaska Airlines
Deal found 1/12£179
Mon 29/1219:00SAN - PDX
1 stop4h 05mSouthwest
Mon 5/105:30PDX - SAN
1 stop6h 20mSouthwest
Deal found 2/12£180

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 3 December 2025.

Round-trip from

£134

One-way from

£64

Popular in

November

Cheapest in

January

Average price

£214
Alaska Airlines
  • Alaska Airlines
  • 5/1-10/1
  • Nonstop
  • 5h 18m total
  • San Diego to Portland
Search Deals
Southwest
  • Southwest
  • 8/1
  • 1 total stop
  • 5h 15m total
  • San Diego to Portland
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£7 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 3 December 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

Sat 10/1

21:07-23:50

Nonstop2h 43m

Portland

Mon 12/1

14:30-16:59

Nonstop2h 29m

£134

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Wed 7/1

15:10-22:46

2 stops7h 36m

Portland

Sat 10/1

10:49-14:37

1 stop3h 48m

£135

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Thu 29/1

07:10-13:35

2 stops6h 25m

Portland

Mon 2/2

14:15-21:50

1 stop7h 35m

£139

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Fri 9/1

06:15-14:46

2 stops8h 31m

Portland

Sat 10/1

15:52-20:49

1 stop4h 57m

£146

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Sun 15/3

07:00-09:50

Nonstop2h 50m

Portland

Wed 18/3

07:25-12:17

1 stop4h 52m

£151

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Fri 23/1

06:15-12:33

1 stop6h 18m

Portland

Tue 27/1

15:46-23:42

2 stops7h 56m

£153

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Fri 16/1

21:07-23:50

Nonstop2h 43m

Portland

Mon 19/1

07:18-09:47

Nonstop2h 29m

£157

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Wed 31/12

14:00-21:25

1 stop7h 25m

Portland

Sat 3/1

17:20-22:50

1 stop5h 30m

£169

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Sat 3/1

20:14-09:18

1 stop13h 04m

Portland

Wed 7/1

10:34-13:01

Nonstop2h 27m

£174

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Wed 31/12

15:44-09:18

1 stop17h 34m

Portland

Sat 3/1

21:34-00:07

Nonstop2h 33m

£182

Flights are sorted by cheapest return flights first.

Deals found on 2/12

Showing 1-10 of 21 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 28 November 2025.

Booking 52 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 £39). Flying from San Diego to Portland in May is currently the most expensive (average of £80). 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 3 December 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 49m. 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 Icelandair (100%), Sun Country Air (100%) and Japan Airlines (87%).

  • 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 £39). Flying from San Diego to Portland in May is currently the most expensive (average of £80). 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

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Alternative routes for San Diego to Portland

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

Fly with Cheapflights

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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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