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Flights from San Diego to Portland

What to know about flights from San Diego to Portland?

The distance between San Diego and Portland is approximately 4,211.79 km. Based on Trip.com's data, travel demand peaks in December.

Cheapest one-way
$179
American Airlines American Airlines SAN-PWM 9h 59m · 1 stop Sun, Nov 1
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Cheapest round-trip
$358
American Airlines American Airlines SAN-PWM 7h 38m · 2 stops Sat, Oct 24 - Sat, Oct 31
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Recommended airlines
American Airlines American Airlines Cheapest · From $179 United Airlines United Airlines Most booked
When to travel
August
Cheapest
December
Peak season for travel
Route details
4,211.79 km
Flight distance

Explore the cheapest one-way and round-trip flights from San Diego to Portland over the next 90 days, with one-way fares from $179 and round-trip from $358. Based on Trip.com's latest 7-day flight data.

      • SAN 11:58 AM
        7h 38m
        1 stop
        PWM 10:36 PM
        San Diego - Portland | Sat, Oct 24 | American Airlines
        PWM 6:00 AM
        8h
        1 stop
        SAN 11:00 AM
        Portland - San Diego | Sat, Oct 31 | American Airlines
        $358 $582
        38% off
        38% off
        $582 $358
      • SAN 8:00 AM
        10h
        1 stop
        PWM 9:00 PM
        San Diego - Portland | Sat, Oct 24 | Delta Air Lines
        PWM 2:33 PM
        9h 6m
        1 stop
        SAN 8:39 PM
        Portland - San Diego | Sat, Oct 31 | Delta Air Lines
        $367 $582
        37% off
        37% off
        $582 $367
      • SAN 10:40 PM
        9h 55m
        1 stop
        PWM 11:35 AM
        San Diego - Portland | Sat, Nov 14 | American Airlines
        PWM 12:50 PM
        9h 25m
        1 stop
        SAN 7:15 PM
        Portland - San Diego | Mon, Nov 16 | American Airlines
        $386 $582
        34% off
        34% off
        $582 $386
      • SAN 11:58 AM
        7h 38m
        1 stop
        PWM 10:36 PM
        San Diego - Portland | Wed, Oct 21 | American Airlines
        PWM 1:05 PM
        9h 13m
        1 stop
        SAN 7:18 PM
        Portland - San Diego | Tue, Oct 27 | American Airlines
        $386
        34% off
        $582 $386
      • SAN 10:40 PM
        10h 13m
        1 stop
        PWM 11:53 AM
        San Diego - Portland | Wed, Nov 4 | American Airlines
        PWM 7:10 AM
        8h 58m
        1 stop
        SAN 1:08 PM
        Portland - San Diego | Tue, Nov 10 | American Airlines
        $386
        34% off
        $582 $386
      • SAN 6:20 AM
        8h 57m
        1 stop
        PWM 6:17 PM
        San Diego - Portland | Thu, Nov 12 | American Airlines
        PWM 5:45 AM
        8h 24m
        1 stop
        SAN 11:09 AM
        Portland - San Diego | Fri, Nov 13 | American Airlines
        $400
        31% off
        $582 $400
      • SAN 10:40 PM
        10h 18m
        1 stop
        PWM 11:58 AM
        San Diego - Portland | Tue, Nov 3 | American Airlines
        PWM 5:45 AM
        8h 24m
        1 stop
        SAN 11:09 AM
        Portland - San Diego | Sun, Nov 8 | American Airlines
        $407
        30% off
        $582 $407
      • SAN 9:30 PM
        10h 33m
        1 stop
        PWM 11:03 AM
        San Diego - Portland | Fri, Oct 23 | American Airlines
        PWM 4:23 PM
        8h 14m
        1 stop
        SAN 9:37 PM
        Portland - San Diego | Mon, Oct 26 | American Airlines
        $415
        28% off
        $582 $415
      • SAN 12:38 PM
        7h 57m
        1 stop
        PWM 11:35 PM
        San Diego - Portland | Fri, Oct 23 | Delta Air Lines
        PWM 6:01 AM
        8h 12m
        1 stop
        SAN 11:13 AM
        Portland - San Diego | Sat, Oct 24 | Delta Air Lines
        $433
        26% off
        $582 $433
      • SAN 12:08 PM
        7h 41m
        1 stop
        PWM 10:49 PM
        San Diego - Portland | Thu, Nov 19 | American Airlines
        PWM 5:45 AM
        10h 41m
        1 stop
        SAN 1:26 PM
        Portland - San Diego | Mon, Nov 23 | American Airlines
        $436
        25% off
        $582 $436
      • SAN 1:00 PM
        17h 25m
        1 stop
        PWM 2:00 PM
        San Diego - Portland | Sat, Oct 10 | Normal Airline
        PWM 3:00 PM
        6h
        Nonstop
        SAN 4:00 PM
        Portland - San Diego | Mon, Oct 12 | Normal Airline
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      • SAN 10:27 PM
        9h 59m
        1 stop
        PWM 11:26 AM
        San Diego - Portland | Sun, Nov 1 | American Airlines
        $179 $696
        74% off
        74% off
        $696 $179
      • SAN 9:25 PM
        10h 5m
        1 stop
        PWM 10:30 AM
        San Diego - Portland | Fri, Dec 4 | American Airlines
        $179 $696
        74% off
        74% off
        $696 $179
      • SAN 10:53 AM
        9h 42m
        1 stop
        PWM 11:35 PM
        San Diego - Portland | Mon, Nov 2 | Delta Air Lines
        $203 $696
        71% off
        71% off
        $696 $203
      • SAN 10:40 PM
        10h 51m
        1 stop
        PWM 12:31 PM
        San Diego - Portland | Mon, Nov 2 | American Airlines
        $204
        71% off
        $696 $204
      • SAN 9:45 PM
        9h 22m
        1 stop
        PWM 10:07 AM
        San Diego - Portland | Mon, Nov 2 | United Airlines
        $251
        64% off
        $696 $251
      • SAN 9:45 PM
        9h 22m
        1 stop
        PWM 10:07 AM
        San Diego - Portland | Sun, Nov 1 | United Airlines
        $295
        57% off
        $696 $295
      • SAN 10:54 AM
        19h 14m
        1 stop
        PWM 9:08 AM
        San Diego - Portland | Sun, Nov 1 | Alaska Airlines
        $297
        56% off
        $696 $297
      • SAN 10:53 AM
        9h 8m
        1 stop
        PWM 11:01 PM
        San Diego - Portland | Sun, Nov 1 | Delta Air Lines
        $386
        45% off
        $696 $386
      • SAN 9:20 AM
        10h 11m
        1 stop
        PWM 10:31 PM
        San Diego - Portland | Mon, Oct 12 | American Airlines
        $508
        27% off
        $696 $508
      • SAN 9:45 PM
        9h 17m
        1 stop
        PWM 10:02 AM
        San Diego - Portland | Mon, Oct 12 | United Airlines
        $522
        25% off
        $696 $522
      • SAN 1:00 PM
        17h 25m
        1 stop
        PWM 2:00 PM
        San Diego - Portland | Sat, Oct 10 | Normal Airline
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        Find more flights

Which airlines are the most popular for San Diego to Portland flights?

You can choose from 2 airlines that fly from San Diego to Portland, including United Airlines, American Airlines, American Airlines has lowest fares on this route.
United Airlines logo United Airlines
American Airlines logo American Airlines
Airlines are determined based on actual purchased flight tickets from San Diego to Portland according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from San Diego to Portland (SAN-PWM)?

    Based on Trip.com data, American Airlines offers one-way fares as low as $179 on Cheapest nonstop routes (e.g. SAN to PWM on Sun, Nov 1), while American Airlines offers Cheapest nonstop round-trips from $358 departing on Sat, Oct 24 and returning on Sat, Oct 31.
  • At the moment, several airlines serve connecting flights from San Diego to Portland, including: United Airlines American Airlines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Diego to Portland is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from San Diego to Portland, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sun, Nov 1, with one-way flights priced at just $179.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is American Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Portland travel is around December.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from San Diego to Portland is August, when demand for travel is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from San Diego to Portland on October 15, 2026 with American Airlines, with prices starting at $171.
  • You can arrive at any of the following airports in Portland: Portland International Jetport (PWM). Flights from San Diego International Airport to Portland International Jetport (SAN-PWM) are by far the most popular option for this route.
  • The time difference between Portland and San Diego is 3h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from San Diego to Portland is $356. Fares vary by travel date, airline and availability.
  • Enter San Diego and Portland, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

Explore More Popular Flights

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.