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Cheap flight deals from Portland to San Diego Starting at VND 1,215,923

For as little as VND 1,215,923, you can take your next adventure to San Diego without breaking the bank. Choose between one-way and return tickets from Portland below.

  • One way
  • Round-trip
      • Cheapest nonstop
        PDX21:29
        2h 30m
        Nonstop
        SAN23:59
        Sat, Feb 22|Portland - San Diego|Alaska Airlines
        VND 1,536,645VND 2,124,175
        28% OFF
        28% OFF
        VND 2,124,175VND 1,536,645

        Choose Alaska Airlines flights from Portland to San Diego. The one-way direct flight with Alaska Airlines departs from Portland International Airport on Sat, Feb 22, arriving at San Diego International Airport. One-way Prices start from VND 1,536,645 including taxes and charges.

      • PDX14:37
        2h 26m
        Nonstop
        SAN17:03
        Tue, Mar 4|Portland - San Diego|Alaska Airlines
        VND 1,571,889VND 2,124,175
        26% OFF
        26% OFF
        VND 2,124,175VND 1,571,889

        Choose Alaska Airlines flights from Portland to San Diego. The one-way direct flight with Alaska Airlines departs from Portland International Airport on Tue, Mar 4, arriving at San Diego International Airport. One-way Prices start from VND 1,571,889 including taxes and charges.

      • PDX21:18
        21h 59m
        1 stop
        SAN19:17
        Fri, Mar 7|Portland - San Diego|Frontier Airlines
        VND 1,215,923VND 2,124,175
        43% OFF
        43% OFF
        VND 2,124,175VND 1,215,923

        Choose Frontier Airlines flights from Portland to San Diego. The one-way connecting flight with Frontier Airlines departs from Portland International Airport on Fri, Mar 7, arriving at San Diego International Airport. One-way Prices start from VND 1,215,923 including taxes and charges.

      • PDX21:18
        22h
        1 stop
        SAN19:18
        Mon, Feb 24|Portland - San Diego|Frontier Airlines
        VND 1,261,741
        VND 1,261,741

        Choose Frontier Airlines flights from Portland to San Diego. The one-way connecting flight with Frontier Airlines departs from Portland International Airport on Mon, Feb 24, arriving at San Diego International Airport. One-way Prices start from VND 1,261,741 including taxes and charges.

      • PDX06:32
        17h 48m
        1 stop
        SAN00:20
        Wed, Feb 26|Portland - San Diego|Frontier Airlines
        VND 1,300,509
        VND 1,300,509

        Choose Frontier Airlines flights from Portland to San Diego. The one-way connecting flight with Frontier Airlines departs from Portland International Airport on Wed, Feb 26, arriving at San Diego International Airport. One-way Prices start from VND 1,300,509 including taxes and charges.

      • PDX09:00
        5h 2m
        1 stop
        SAN14:02
        Mon, Mar 3|Portland - San Diego|Frontier Airlines
        VND 1,346,327
        VND 1,346,327

        Choose Frontier Airlines flights from Portland to San Diego. The one-way connecting flight with Frontier Airlines departs from Portland International Airport on Mon, Mar 3, arriving at San Diego International Airport. One-way Prices start from VND 1,346,327 including taxes and charges.

      • PDX21:18
        22h
        1 stop
        SAN19:18
        Thu, Feb 27|Portland - San Diego|Frontier Airlines
        VND 1,388,620
        VND 1,388,620

        Choose Frontier Airlines flights from Portland to San Diego. The one-way connecting flight with Frontier Airlines departs from Portland International Airport on Thu, Feb 27, arriving at San Diego International Airport. One-way Prices start from VND 1,388,620 including taxes and charges.

      • PDX09:54
        14h 20m
        1 stop
        SAN00:14
        Tue, Apr 1|Portland - San Diego|Frontier Airlines
        VND 1,402,717
        VND 1,402,717

        Choose Frontier Airlines flights from Portland to San Diego. The one-way connecting flight with Frontier Airlines departs from Portland International Airport on Tue, Apr 1, arriving at San Diego International Airport. One-way Prices start from VND 1,402,717 including taxes and charges.

      • PDX06:40
        17h 37m
        1 stop
        SAN00:17
        Sat, Apr 5|Portland - San Diego|Frontier Airlines
        VND 1,409,766
        VND 1,409,766

        Choose Frontier Airlines flights from Portland to San Diego. The one-way connecting flight with Frontier Airlines departs from Portland International Airport on Sat, Apr 5, arriving at San Diego International Airport. One-way Prices start from VND 1,409,766 including taxes and charges.

      • PDX18:36
        5h 19m
        1 stop
        SAN23:55
        Mon, Apr 28|Portland - San Diego|Frontier Airlines
        VND 1,413,291
        VND 1,413,291

        Choose Frontier Airlines flights from Portland to San Diego. The one-way connecting flight with Frontier Airlines departs from Portland International Airport on Mon, Apr 28, arriving at San Diego International Airport. One-way Prices start from VND 1,413,291 including taxes and charges.

      • PDX01:00 pm
        3h 5m
        Nonstop
        SAN02:00 pm
        Fri, Feb 28|Portland - San Diego|Alaska Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Portland to San Diego flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. F91790

    Frontier Airlines

    06:20

    PDX

    2.6h

    09:58

    DEN

    SMTWTFS
    Search

  2. F94989

    Frontier Airlines

    22:20

    DEN

    2.6h

    23:54

    SAN

    SMTWTFS

  3. F91790

    Frontier Airlines

    06:20

    PDX

    2.6h

    09:58

    DEN

    SMTWTFS
    Search

  4. F92817

    Frontier Airlines

    10:46

    DEN

    2.5h

    12:17

    SAN

    SMT--F-

  5. DL3953

    Delta Air Lines

    09:10

    PDX

    1.2h

    10:24

    SEA

    SMTWTFS
    Search

  6. DL2572

    Delta Air Lines

    11:40

    SEA

    2.9h

    14:33

    SAN

    SMTWTFS

  7. F92260

    Frontier Airlines

    11:22

    PDX

    2.7h

    14:05

    PHX

    S-T--FS
    Search

  8. F93167

    Frontier Airlines

    13:45

    PHX

    0.3h

    14:05

    SAN

    S-TWTFS

  9. F91106

    Frontier Airlines

    12:11

    PDX

    2.3h

    14:27

    LAS

    S--WT-S
    Search

  10. F91469

    Frontier Airlines

    12:10

    LAS

    1.4h

    13:37

    SAN

    S--WTFS

  11. AS1204

    Alaska Airlines

    14:43

    PDX

    2.5h

    Nonstop

    17:14

    SAN

    SMTWTFS
    Search

  12. DL2551

    Delta Air Lines

    17:10

    PDX

    2.4h

    19:33

    LAX

    SMTWTFS
    Search

  13. DL3746

    Delta Air Lines

    21:59

    LAX

    0.9h

    22:56

    SAN

    SMTWTFS

  14. AS1122

    Alaska Airlines

    17:30

    PDX

    2.5h

    Nonstop

    20:03

    SAN

    SMTWTFS
    Search

  15. F93160

    Frontier Airlines

    18:19

    PDX

    3.7h

    22:00

    PHX

    ----T--
    Search

  16. F92083

    Frontier Airlines

    06:15

    PHX

    1.2h

    07:29

    SAN

    SMTWTFS

  17. AS1162

    Alaska Airlines

    21:30

    PDX

    2.5h

    Nonstop

    23:59

    SAN

    SMTWTFS
    Search
Find more flights and airlines

When is the cheapest time to fly from Portland to San Diego?

These price trend charts carefully monitor and predict how flight prices from Portland to San Diego will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Portland (PDX) to San Diego (SAN) the cheapest?

    Airlines adjust prices for flights from Portland to San Diego based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Portland (PDX) to San Diego (SAN) cost?

    According to Trip.com's data, the lowest price is around VND 4,609,935.

  • How long does it take to fly from Portland (PDX) to San Diego (SAN)?

    It takes about 3 hours 3 minutes to fly from Portland (PDX) to San Diego (SAN).

  • What is the transportation method from the main airport to downtown in San Diego?

    • The distance from San Diego International Airport to downtown is about 3 km, by taxi about 20 minutes.

  • What are the most popular airlines that fly from Portland (PDX) to San Diego (SAN)?

    Airlines with flights from Portland (PDX) to San Diego (SAN): Alaska Airlines, Hawaiian Airlines, Southwest Airlines and United Airlines.

  • What's the most popular airline for non-stop flights from Portland (PDX) to San Diego (SAN)?

    Alaska Airlines operates 1 non-stop flights from Portland (PDX) to San Diego (SAN).

  • How many airports are there in San Diego (SAN)?

    There are 2 airport(s) near San Diego (SAN): McClellan-Palomar Airport and San Diego International Airport.

How to find a cheap flight from Portland to San Diego

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Being flexible with your dates to get the cheapest Portland to San Diego ticket.
Tap "Date" on flight search bar to scan through the calender for Portland to San Diego airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Sat, Feb 22 at VND 1536645 for one-way flights.
2
Compare cheap Portland to San Diego flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Portland to San Diego. The cheapest airline operating is Alaska Airlines.
3
Set up a Price Alert
By setting up a Price Alert for your Portland to San Diego route, you can easily track the price of your airline tickets from without manually checking every day.
4
Don't miss cheap Portland to San Diego flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Portland to San Diego to get exclusive deals for you.

Flight Info | Portland to San Diego

Cheapest direct flight priceVND 1,215,923
Cheapest return ticket priceVND 2,932,313
Off-season for travelJanuary
Peak season for travelNovember
Flight distance1,502.8 km
Average flight time3 hours 3 minutes
Popular airlineAlaska Airlines

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