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$52+ 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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SAN
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 September 15, 2025.

Round-trip from

$137
(Alaska Airlines)

One-way from

$52
(Alaska Airlines)

Popular in

March

Cheapest in

February

Average price

$237

Good round-trip deal

$197 or less

Good one-way deal

$130 or less
From Oregon to San Diego
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One-way flight from Oregon to San Diego
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Highest demand for flights based on searches. 2% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Oregon to San Diego.
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Price to beat on a one-way flight from Oregon to San Diego.
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Find 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 September 15, 2025.

This Southwest deal was found by Cheapflights users on 9/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/151:10 pmEUG - SAN
1 stop5h 30mSouthwest
Wed 11/197:00 amSAN - EUG
1 stop5h 00mSouthwest
Deal found 9/12$109
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/82:05 pmEUG - SAN
1 stop4h 45mSouthwest
Tue 11/117:00 amSAN - EUG
1 stop5h 00mSouthwest
Deal found 9/13$130
This Hawaiian Airlines deal was found by Cheapflights users on 9/15. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:20 pmEUG - SAN
Nonstop2h 26mHawaiian Airlines
Wed 10/293:15 pmSAN - EUG
Nonstop2h 34mHawaiian Airlines
Deal found 9/15$137
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:20 amBOI - SAN
1 stop6h 00mSouthwest
Wed 10/2210:30 amSAN - BOI
Nonstop2h 15mSouthwest
Deal found 9/14$147
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:45 pmBOI - SAN
Nonstop2h 29mHawaiian Airlines
Sat 11/88:03 amSAN - BOI
Nonstop2h 30mHawaiian Airlines
Deal found 9/15$151
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1411:40 amBOI - SAN
1 stop4h 00mSouthwest
Tue 10/213:35 pmSAN - BOI
1 stop5h 35mSouthwest
Deal found 9/13$156
This Hawaiian Airlines deal was found by Cheapflights users on 9/15. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:13 amBOI - SAN
Nonstop2h 32mHawaiian Airlines
Sat 10/187:50 pmSAN - BOI
Nonstop2h 32mHawaiian Airlines
Deal found 9/15$157
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/227:00 amEUG - SAN
1 stop5h 38mDelta
Wed 10/297:10 pmSAN - EUG
1 stop4h 39mDelta
Deal found 9/15$157
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/14:06 pmBOI - SAN
1 stop5h 38mMultiple Airlines
Sat 11/88:29 pmSAN - BOI
Nonstop2h 20mMultiple Airlines
Deal found 9/15$158
This Southwest deal was found by Cheapflights users on 9/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2111:30 amBOI - SAN
2 stops7h 10mSouthwest
Thu 10/231:35 pmSAN - BOI
1 stop5h 05mSouthwest
Deal found 9/12$160
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Fri 10/2412:28 pmBOI - SAN
1 stop12h 22mFrontier
Wed 10/296:41 amSAN - BOI
1 stop28h 07mFrontier
Deal found 9/13$161
This Southwest deal was found by Cheapflights users on 9/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/33:45 pmBOI - SAN
1 stop6h 25mSouthwest
Sat 11/226:35 amSAN - BOI
1 stop5h 45mSouthwest
Deal found 9/12$165

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 September 15, 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

EugeneSan Diego

EUG - SAN

EUGSAN

Eugene

Sat 11/8

2:05 pm-6:50 pm

1 stop4h 45m

San Diego

Tue 11/11

7:00 am-12:00 pm

1 stop5h 00m

$130

EugeneSan Diego

EUG - SAN

EUGSAN

Eugene

Wed 10/22

5:20 pm-7:46 pm

Nonstop2h 26m

San Diego

Wed 10/29

3:15 pm-5:49 pm

Nonstop2h 34m

$137

EugeneSan Diego

EUG - SAN

EUGSAN

Eugene

Tue 3/3

1:25 pm-8:42 pm

1 stop7h 17m

San Diego

Wed 3/4

5:25 pm-12:17 am

1 stop6h 52m

$156

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 10/14

11:40 am-2:40 pm

1 stop4h 00m

San Diego

Tue 10/21

3:35 pm-10:10 pm

1 stop5h 35m

$156

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Wed 10/15

4:46 pm-10:31 pm

1 stop6h 45m

San Diego

Sat 10/18

6:15 am-1:20 pm

1 stop6h 05m

$157

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Mon 10/20

7:10 pm-8:49 pm

Nonstop2h 39m

San Diego

Sat 10/25

7:58 am-11:34 am

Nonstop2h 36m

$157

EugeneSan Diego

EUG - SAN

EUGSAN

Eugene

Sat 11/15

5:29 pm-10:47 pm

1 stop5h 18m

San Diego

Wed 11/19

3:32 pm-11:13 pm

1 stop7h 41m

$157

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Wed 10/15

7:13 am-8:45 am

Nonstop2h 32m

San Diego

Sat 10/18

7:50 pm-11:22 pm

Nonstop2h 32m

$157

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 10/21

11:30 am-5:40 pm

2 stops7h 10m

San Diego

Thu 10/23

1:35 pm-7:40 pm

1 stop5h 05m

$160

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Mon 10/20

7:13 am-8:45 am

Nonstop2h 32m

San Diego

Sat 10/25

5:59 pm-11:15 pm

1 stop4h 16m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

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, August is the cheapest month in which you can book a flight from Oregon to San Diego (average of $286). Flying from Oregon to San Diego in March is currently the most expensive (average of $366). 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 September 15, 2025.

When flying from Oregon to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 15, 2025.

The most flights from USOR to SAN are scheduled on a Friday (18 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

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 68 times in the past calendar month.

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

    Airlines like Southwest, Hawaiian Airlines, and Alaska Airlines fly from Oregon to San Diego in about 2h 26m. The time it takes to get you to your destination can typically vary by up to 4h 51m. Oregon and San Diego are separated by a distance of 850 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 Southwest, which is currently one of the cheapest options available, starting at $61. Delta flights start at $69 while deals on Alaska Airlines start at $69 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: Horizon Air (100%), Japan Airlines (89%), Icelandair (87%).

  • 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 $268, our data indicates the cheapest price to be $82. 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, August is the cheapest month in which you can book a flight from Oregon to San Diego (average of $286). Flying from Oregon to San Diego in March is currently the most expensive (average of $366). 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
La Mesa
Poway
Lemon Grove
Coronado
Imperial Beach
National City
Alpine

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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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$54Average$105FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$67Average$340FlexibilityNo cancel feeOn-time69%
Spirit AirlinesCheapest$69Average$160FlexibilityNo cancel feeOn-time65%
FrontierCheapest$87Average$129FlexibilityNo cancel feeOn-time62%
DeltaCheapest$98Average$262FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$108Average$302FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$156Average$330FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$158Average$352FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$206Average$418FlexibilityNo cancel feeOn-time71%

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