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$69+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SAN
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
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 March 10, 2026.

This Expedia deal was found by Cheapflights users on 3/5. 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 4/145:41 pm
EUG
-
SAN
Nonstop2h 27m
Alaska Airlines
Tue 4/217:52 pm
SAN
-
EUG
Nonstop2h 38m
Alaska Airlines
Deal found 3/5$157
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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.
Sat 4/257:35 am
MFR
-
SAN
Nonstop2h 10m
Alaska Airlines
Tue 4/282:50 pm
SAN
-
MFR
Nonstop2h 16m
Alaska Airlines
Deal found 3/8$157
This Delta deal was found by Cheapflights users on 3/9. 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 4/2211:35 am
RDM
-
SAN
1 stop5h 59m
Delta
Thu 4/303:35 pm
SAN
-
RDM
1 stop7h 31m
Delta
Deal found 3/9$167
This Delta deal was found by Cheapflights users on 3/9. 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.
Fri 5/85:43 pm
EUG
-
SAN
1 stop4h 43m
Delta
Tue 5/1211:00 am
SAN
-
EUG
1 stop6h 03m
Delta
Deal found 3/9$167
This Delta deal was found by Cheapflights users on 3/8. 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.
Sat 4/255:28 pm
MFR
-
SAN
1 stop5h 01m
Delta
Tue 4/283:35 pm
SAN
-
MFR
1 stop7h 45m
Delta
Deal found 3/8$167
This Alaska Airlines deal was found by Cheapflights users on 3/6. 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 4/297:10 am
RDM
-
SAN
Nonstop2h 20m
Alaska Airlines
Sat 5/24:49 pm
SAN
-
RDM
1 stop7h 09m
Alaska Airlines
Deal found 3/6$172
This Southwest deal was found by Cheapflights users on 3/9. 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.
Wed 4/151:05 pm
BOI
-
SAN
Nonstop2h 15m
Southwest
Sat 4/187:15 am
SAN
-
BOI
2 stops8h 00m
Southwest
Deal found 3/9$172
This Southwest deal was found by Cheapflights users on 3/5. 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 4/145:30 am
EUG
-
SAN
1 stop3h 30m
Southwest
Tue 4/285:45 pm
SAN
-
EUG
1 stop5h 20m
Southwest
Deal found 3/5$172
This Southwest deal was found by Cheapflights users on 3/7. 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 4/145:30 am
EUG
-
SAN
1 stop3h 30m
Southwest
Mon 4/208:55 am
SAN
-
EUG
Nonstop2h 35m
Southwest
Deal found 3/7$173
This Alaska Airlines deal was found by Cheapflights users on 3/5. 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 5/1312:33 pm
RDM
-
SAN
Nonstop2h 23m
Alaska Airlines
Sat 5/169:01 am
SAN
-
RDM
Nonstop2h 36m
Alaska Airlines
Deal found 3/5$177
This Delta deal was found by Cheapflights users on 3/9. 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.
Tue 3/315:52 am
BOI
-
SAN
1 stop5h 25m
Delta
Wed 4/83:35 pm
SAN
-
BOI
1 stop5h 06m
Delta
Deal found 3/9$177
This Southwest deal was found by Cheapflights users on 3/9. 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.
Thu 4/210:50 am
EUG
-
SAN
Nonstop2h 30m
Southwest
Thu 4/98:55 am
SAN
-
EUG
Nonstop2h 35m
Southwest
Deal found 3/9$177

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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$157
(Expedia)

One-way from

$69
(Expedia)

Popular in

March

Cheapest in

January

Average price

$354

Good round-trip deal

$217 or less

Good one-way deal

$108 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. 8% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 March 10, 2026.
Use the filters below to find and compare flights from Oregon to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RedmondSan Diego

RDM - SAN

RDMSAN

Bend/Redmond

Thu 5/7

6:00 am-6:41 pm

1 stop12h 41m

San Diego

Sun 5/10

6:15 am-12:58 pm

1 stop6h 43m

$167

MedfordSan Diego

MFR - SAN

MFRSAN

Medford

Fri 5/8

12:21 pm-6:07 pm

1 stop5h 46m

San Diego

Tue 5/12

11:00 am-4:33 pm

1 stop5h 33m

$167

EugeneSan Diego

EUG - SAN

EUGSAN

Eugene

Tue 4/28

7:39 am-10:09 am

Nonstop2h 30m

San Diego

Sat 5/2

4:49 pm-9:54 pm

1 stop5h 05m

$167

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 5/12

7:43 am-9:05 am

Nonstop2h 22m

San Diego

Tue 5/19

10:28 am-1:58 pm

Nonstop2h 30m

$187

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Tue 4/14

8:04 pm-9:23 pm

Nonstop2h 19m

San Diego

Sat 4/18

8:18 pm-11:47 pm

Nonstop2h 29m

$187

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Sat 4/18

6:32 am-7:56 am

Nonstop2h 24m

San Diego

Wed 4/22

6:03 pm-9:26 pm

Nonstop2h 23m

$187

RedmondSan Diego

RDM - SAN

RDMSAN

Bend/Redmond

Sat 4/25

1:52 pm-7:39 pm

1 stop5h 47m

San Diego

Tue 4/28

5:59 pm-8:27 pm

Nonstop2h 28m

$192

PortlandSan Diego

PDX - SAN

PDXSAN

Portland

Thu 4/2

2:48 pm-9:23 pm

1 stop6h 35m

San Diego

Tue 4/7

7:00 am-9:49 am

Nonstop2h 49m

$197

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Thu 4/2

6:10 pm-7:20 pm

Nonstop2h 10m

San Diego

Sun 4/5

7:25 pm-1:25 am

1 stop5h 00m

$207

BoiseSan Diego

BOI - SAN

BOISAN

Boise Air Term. Gowen Fld

Fri 5/8

7:43 am-9:05 am

Nonstop2h 22m

San Diego

Mon 5/11

7:37 pm-11:02 pm

Nonstop2h 25m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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 $129). 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 March 10, 2026.

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 30% 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 February 21, 2026.

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. Monday evenings 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 March 10, 2026.

The most flights from USOR to SAN are scheduled on a Friday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 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 40 times in the past calendar month.

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

    Airlines like Alaska Airlines, Delta, and Southwest fly from Oregon to San Diego in about 2h 10m. The time it takes to get you to your destination can typically vary by up to 2h 51m. 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 Spirit Airlines, which is currently one of the cheapest options available, starting at $51. Allegiant Air flights start at $54 while deals on Frontier start at $72 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%), SkyWest Airlines (96%), Japan Airlines (82%).

  • 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 $372, our data indicates the cheapest price to be $78. The most popular route (Portland - San Diego), is priced around $148.

  • 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 $129). 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
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

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Alternative routes for Oregon to San Diego

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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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$52Average$100FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$67Average$324FlexibilityNo cancel feeOn-time69%
DeltaCheapest$73Average$217FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$76Average$152FlexibilityNo cancel feeOn-time65%
FrontierCheapest$87Average$200FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$89Average$293FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$126Average$294FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$156Average$295FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$228Average$444FlexibilityNo cancel feeOn-time71%

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