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$59+ Cheap flights from Oregon to San Diego (SAN)

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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SAN
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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Cheap flight deals from Oregon to San Diego

Cheapest flights from Oregon to San Diego
Explore the most affordable flight options available from Oregon to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.

This Travelocity deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:38 pmBOI - SAN
1 stop7h 37mMultiple Airlines
Sat 1/108:15 pmSAN - BOI
Nonstop2h 27mMultiple Airlines
Deal found 12/18$270
This Kiwi.com deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:59 pmPDX - SAN
1 stop17h 58mFrontier
Sun 1/48:59 pmSAN - PDX
1 stop22h 51mFrontier
Deal found 12/19$312
This Kiwi.com deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:45 pmPDX - SAN
1 stop13h 12mFrontier
Wed 1/73:29 pmSAN - PDX
1 stop19h 46mFrontier
Deal found 12/19$321
This Kiwi.com deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:45 pmPDX - SAN
1 stop13h 12mFrontier
Sat 1/1712:00 pmSAN - PDX
1 stop23h 04mFrontier
Deal found 12/19$325
This Kiwi.com deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:38 pmBOI - SAN
2 stops25h 37mFrontier
Sat 1/103:29 pmSAN - BOI
1 stop18h 48mFrontier
Deal found 12/18$341
This Booking.com deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:47 pmPDX - SAN
1 stop6h 28mFrontier
Wed 12/311:06 pmSAN - PDX
1 stop24h 18mFrontier
Deal found 12/20$342
This Kiwi.com deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/238:14 pmMFR - SAN
1 stop15h 57mMultiple Airlines
Thu 12/251:06 pmSAN - MFR
1 stop23h 35mMultiple Airlines
Deal found 12/19$347
This Travelocity deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:11 pmBOI - SAN
Nonstop2h 33mAlaska Airlines
Sat 1/108:15 pmSAN - BOI
Nonstop2h 27mAlaska Airlines
Deal found 12/18$352
This Expedia deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2312:47 pmPDX - SAN
1 stop11h 12mFrontier
Fri 12/262:10 pmSAN - PDX
1 stop5h 40mFrontier
Deal found 12/19$362
This Alaska Airlines deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/229:42 pmPDX - SAN
1 stop14h 08mAlaska Airlines
Sat 1/241:57 pmSAN - PDX
Nonstop2h 47mAlaska Airlines
Deal found 12/19$395
This American Airlines deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:25 amEUG - SAN
1 stop27h 23mAmerican Airlines
Tue 1/64:00 pmSAN - EUG
1 stop5h 01mAmerican Airlines
Deal found 12/19$397
This Kiwi.com deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/232:29 pmPDX - SAN
1 stop21h 42mFrontier
Tue 12/309:14 pmSAN - PDX
1 stop17h 46mFrontier
Deal found 12/19$399

Find flight deals from Oregon to San Diego

Keep the following information in mind while searching for Oregon to San Diego flight deals. Data was last updated December 21, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$124
(Trip.com)

One-way from

$59
(Orbitz)

Popular in

December

Cheapest in

February

Average price

$327

Good round-trip deal

$197 or less

Good one-way deal

$143 or less
Provider with most accurate pricing for Portland-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-San Diego flights.
Search Deals
From Oregon to San Diego
Search Deals
One-way flight from Oregon to San Diego
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Oregon to San Diego.
Search Deals
Price to beat on a one-way flight from Oregon to San Diego.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to San Diego 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 2,558,603 searches. Data last updated December 21, 2025.
Use the filters below to find and compare flights from Oregon to San Diego that are best for you.

Fly from

Oregon

Fly to

San Diego

Route

Depart

Return

Price

MedfordSan Diego

MFR - SAN

MFRSAN

Medford

Sat 1/17

3:00 pm-8:43 pm

1 stop5h 43m

San Diego

Sat 1/24

7:00 am-1:28 pm

1 stop6h 28m

$137

MedfordSan Diego

MFR - SAN

MFRSAN

Medford

Sat 1/24

1:20 pm-3:21 pm

Nonstop2h 01m

San Diego

Tue 1/27

10:22 am-12:45 pm

Nonstop2h 23m

$137

MedfordSan Diego

MFR - SAN

MFRSAN

Medford

Sat 1/31

1:20 pm-3:21 pm

Nonstop2h 01m

San Diego

Mon 2/2

10:22 am-12:45 pm

Nonstop2h 23m

$146

EugeneSan Diego

EUG - SAN

EUGSAN

Eugene

Tue 1/27

1:36 pm-8:58 pm

1 stop7h 22m

San Diego

Sat 1/31

5:38 pm-8:16 pm

Nonstop2h 38m

$147

MedfordSan Diego

MFR - SAN

MFRSAN

Medford

Sat 1/10

3:00 pm-8:43 pm

1 stop5h 43m

San Diego

Wed 1/14

11:00 am-4:40 pm

1 stop5h 40m

$147

EugeneSan Diego

EUG - SAN

EUGSAN

Eugene

Tue 2/3

5:34 pm-7:57 pm

Nonstop2h 23m

San Diego

Sat 2/7

5:38 pm-8:16 pm

Nonstop2h 38m

$147

MedfordSan Diego

MFR - SAN

MFRSAN

Medford

Sun 2/8

3:00 pm-8:43 pm

1 stop5h 43m

San Diego

Wed 2/11

5:45 pm-11:48 pm

1 stop6h 03m

$147

EugeneSan Diego

EUG - SAN

EUGSAN

Eugene

Tue 1/20

5:34 pm-7:57 pm

Nonstop2h 23m

San Diego

Fri 1/23

7:03 pm-12:27 am

1 stop5h 24m

$148

EugeneSan Diego

EUG - SAN

EUGSAN

Eugene

Tue 1/27

5:34 pm-7:57 pm

Nonstop2h 23m

San Diego

Thu 1/29

7:03 pm-12:27 am

1 stop5h 24m

$148

MedfordSan Diego

MFR - SAN

MFRSAN

Medford

Fri 2/27

1:10 pm-3:17 pm

Nonstop2h 07m

San Diego

Thu 3/5

3:45 pm-11:59 pm

1 stop8h 14m

$152

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Showing 1-10 of 60 results
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Best time to book a flight from Oregon to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Oregon with our price prediction graph.
Estimated round-trip 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 Oregon to San Diego

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

Currently, April is the cheapest month in which you can book a flight from Oregon to San Diego (average of $44). Flying from Oregon to San Diego in December is currently the most expensive (average of $132). 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 OR to SAN?

Find hourly flight availability from Oregon to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 21, 2025.

A simple way to save on the total cost of your ticket is to fly from Oregon to San Diego in the evening. If you’re flexible enough to do this you can expect to save up to 37% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Oregon to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Oregon to San Diego. Price data was last updated on December 20, 2025.

Travelers seeking maximum savings on their Oregon to San Diego flight should consider departing on Sunday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Oregon to San Diego

Explore weekly flight availability from Oregon to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 21, 2025.

The most flights from USOR to SAN are scheduled on a Saturday (12 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from Oregon to San Diego?

Related info for your journey

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

  • What airport do you fly into for flights to San Diego from Oregon?

    San Diego (SAN) is the airport you will fly into if you book a flight from Oregon to San Diego. It is only a 2.6 mi journey from San Diego (SAN) to San Diego’s city center.

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

    Flights from Oregon to San Diego have been viewed 59 times in the past calendar month.

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

    Airlines like Hawaiian Airlines, Alaska Airlines, and Delta fly from Oregon to San Diego in about 2h 01m. The time it takes to get you to your destination can typically vary by up to 2h 16m. Oregon and San Diego are separated by a distance of 734 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Oregon to San Diego one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $48. Spirit Airlines flights start at $54 while deals on Allegiant Air start at $54 one-way.

  • What are the most popular routes from Oregon to San Diego?

    When deciding which route to take from Oregon to San Diego consider Portland - San Diego, Boise Air Term. Gowen Fld - San Diego or Eugene - San Diego as they are the most popular.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Oregon to San Diego on time: Southwest (75%), Japan Airlines (74%), Alaska Airlines (73%).

  • What are the cheapest flights from Oregon to San Diego?

    Looking for the cheapest flight from Oregon to San Diego? While on average our users pay $506, our data indicates the cheapest price to be $107. The most popular route (Portland - San Diego), is priced around $137.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oregon to San Diego 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 Oregon to San Diego?

    Currently, April is the cheapest month in which you can book a flight from Oregon to San Diego (average of $44). Flying from Oregon to San Diego in December is currently the most expensive (average of $132). 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

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
National City
La Mesa
Poway
Julian
Lemon Grove

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Oregon to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Oregon to San Diego

Discover the top 9 airlines that operate flights from Oregon to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$54Average$105FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$67Average$320FlexibilityNo cancel feeOn-time69%
FrontierCheapest$87Average$146FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$91Average$157FlexibilityNo cancel feeOn-time65%
DeltaCheapest$92Average$237FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$108Average$301FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$137Average$309FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$156Average$320FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$218Average$497FlexibilityNo cancel feeOn-time71%

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