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San Diego

$55+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SAN
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
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 August 2, 2025.

Round-trip from

$137
(Hawaiian Airlines)

One-way from

$55
(FlightHub)

Popular in

March

Cheapest in

September

Average price

$227

Good round-trip deal

$110 or less

Good one-way deal

$128 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. 7% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 2, 2025.

This Booking.com deal was found by Cheapflights users on 7/30. 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 9/182:16 pmBOI - SAN
1 stop10h 18mSpirit Airlines
Mon 9/226:15 amSAN - BOI
1 stop13h 16mSpirit Airlines
Deal found 7/30$125
This Hawaiian Airlines deal was found by Cheapflights users on 7/30. 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.
Thu 10/167:13 amBOI - SAN
Nonstop2h 32mHawaiian Airlines
Mon 10/207:58 amSAN - BOI
Nonstop2h 36mHawaiian Airlines
Deal found 7/30$137
This Hawaiian Airlines deal was found by Cheapflights users on 7/31. 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.
Thu 9/44:49 pmEUG - SAN
Nonstop2h 33mHawaiian Airlines
Wed 9/101:15 pmSAN - EUG
Nonstop2h 34mHawaiian Airlines
Deal found 7/31$137
This Southwest deal was found by Cheapflights users on 7/31. 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.
Fri 9/56:15 amBOI - SAN
1 stop4h 10mSouthwest
Tue 9/91:35 pmSAN - BOI
Nonstop2h 15mSouthwest
Deal found 7/31$142
This Lucky2Go deal was found by Cheapflights users on 8/1. 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 Lucky2Go is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/237:07 amBOI - SAN
Nonstop2h 23mAlaska Airlines
Mon 8/258:21 pmSAN - BOI
Nonstop2h 22mAlaska Airlines
Deal found 8/1$144
This Delta deal was found by Cheapflights users on 7/31. 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.
Thu 9/46:30 amEUG - SAN
1 stop6h 32mDelta
Wed 9/106:15 amSAN - EUG
1 stop5h 33mDelta
Deal found 7/31$147
This Booking.com deal was found by Cheapflights users on 7/31. 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.
Sun 8/34:11 pmMFR - SAN
Nonstop2h 02mAllegiant Air
Thu 8/76:58 pmSAN - MFR
Nonstop2h 08mAllegiant Air
Deal found 7/31$154
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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.
Wed 9/241:36 pmEUG - SAN
1 stop8h 21mAlaska Airlines
Mon 9/297:15 amSAN - EUG
1 stop5h 27mAlaska Airlines
Deal found 7/31$156
This Hawaiian Airlines deal was found by Cheapflights users on 7/31. 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.
Fri 8/296:30 amRDM - SAN
Nonstop2h 28mHawaiian Airlines
Sun 8/318:00 amSAN - RDM
Nonstop2h 28mHawaiian Airlines
Deal found 7/31$157
This Hawaiian Airlines deal was found by Cheapflights users on 7/31. 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 9/104:10 pmMFR - SAN
Nonstop2h 09mHawaiian Airlines
Wed 9/1710:33 amSAN - MFR
Nonstop2h 17mHawaiian Airlines
Deal found 7/31$157
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 10/202:41 pmPDX - SAN
Nonstop2h 32mAlaska Airlines
Mon 10/208:33 pmSAN - PDX
Nonstop2h 43mAlaska Airlines
Deal found 7/31$172
This Southwest deal was found by Cheapflights users on 7/31. 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 8/232:25 pmEUG - SAN
1 stop3h 55mSouthwest
Wed 8/276:30 amSAN - EUG
1 stop4h 30mSouthwest
Deal found 7/31$172

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 August 2, 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

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Thu 9/18

2:16 pm-11:34 pm

1 stop10h 18m

San Diego

Mon 9/22

6:15 am-8:31 pm

1 stop13h 16m

$125

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Thu 10/16

7:13 am-8:45 am

Nonstop2h 32m

San Diego

Mon 10/20

7:58 am-11:34 am

Nonstop2h 36m

$137

EugeneSan Diego

EUG - SAN

EUGSAN

Eugene

Thu 9/4

4:49 pm-7:22 pm

Nonstop2h 33m

San Diego

Wed 9/10

1:15 pm-3:49 pm

Nonstop2h 34m

$137

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Fri 9/5

6:15 am-9:25 am

1 stop4h 10m

San Diego

Tue 9/9

1:35 pm-4:50 pm

Nonstop2h 15m

$142

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Sat 8/23

7:07 am-8:30 am

Nonstop2h 23m

San Diego

Mon 8/25

8:21 pm-11:43 pm

Nonstop2h 22m

$144

EugeneSan Diego

EUG - SAN

EUGSAN

Eugene

Mon 9/8

5:32 pm-10:51 pm

1 stop5h 19m

San Diego

Fri 9/12

3:35 pm-10:42 pm

1 stop7h 07m

$153

EugeneSan Diego

EUG - SAN

EUGSAN

Eugene

Wed 9/24

1:36 pm-9:57 pm

1 stop8h 21m

San Diego

Mon 9/29

7:15 am-12:42 pm

1 stop5h 27m

$156

RedmondSan Diego

RDM - SAN

RDMSAN

Bend/Redmond

Fri 8/29

6:30 am-8:58 am

Nonstop2h 28m

San Diego

Sun 8/31

8:00 am-10:28 am

Nonstop2h 28m

$157

MedfordSan Diego

MFR - SAN

MFRSAN

Medford

Wed 9/10

4:10 pm-6:19 pm

Nonstop2h 09m

San Diego

Wed 9/17

10:33 am-12:50 pm

Nonstop2h 17m

$157

EugeneSan Diego

EUG - SAN

EUGSAN

Eugene

Sat 8/23

2:25 pm-6:20 pm

1 stop3h 55m

San Diego

Wed 8/27

6:30 am-11:00 am

1 stop4h 30m

$172

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 60 results
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2
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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 August 2, 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 August 2, 2025.

The most flights from USOR to SAN are scheduled on a Friday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated August 2, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Oregon to San Diego to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Delta
8.0
Very good
7,983 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Hawaiian Airlines
7.8
Good
2,613 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
United Airlines
7.4
Good
8,904 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

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 84 times in the past calendar month.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $55. Alaska Airlines flights start at $69 while deals on Southwest start at $74 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 Bend/Redmond - 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: SkyWest Airlines (96%), Japan Airlines (92%), Southwest (92%).

  • 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 $255, our data indicates the cheapest price to be $88. The most popular route (Portland - San Diego), is priced around $108.

  • 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
Coronado
Poway
National City
Lemon Grove
Imperial Beach
La Mesa
Alpine

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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$54Average$105FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$71Average$146FlexibilityNo cancel feeOn-time65%
FrontierCheapest$87Average$123FlexibilityNo cancel feeOn-time62%
DeltaCheapest$98Average$265FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$99Average$310FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$133Average$381FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$155Average$332FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$158Average$354FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$206Average$421FlexibilityNo cancel feeOn-time71%

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