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$52+ Cheap flights from San Diego (SAN) to Washington

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SEA
Feb 8 — Feb 151
Sat 2/8
Sat 2/15
1 adult, Economy
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Cheap flight deals from San Diego to Washington

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Washington (USWA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$108
(FlightHub)

One-way from

$52
(FlightHub)

Popular in

July

Cheapest in

October

Average price

$187

Good round-trip deal

$216 or less

Good one-way deal

$129 or less
Provider with most accurate pricing for San Diego-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for San Diego-Seattle/Tacoma Intl flights.
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From San Diego to Washington
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One-way flight from San Diego to Washington
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Highest demand for flights based on searches. 17% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from San Diego to Washington.
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Price to beat on a one-way flight from San Diego to Washington.
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Find flight deals from San Diego to Washington

Cheapest flights from San Diego to Washington
Explore the most affordable flight options available from San Diego to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2025.

This FlightHub deal was found by Cheapflights users on 2/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/263:00 pmSAN - SEA
1 stop9h 25mMultiple Airlines
Thu 2/272:02 pmSEA - SAN
1 stop10h 18mMultiple Airlines
Deal found 2/2$108
This CheapOair deal was found by Cheapflights users on 2/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/276:15 amSAN - SEA
1 stop26h 28mSpirit Airlines
Mon 3/319:48 amSEA - SAN
1 stop21h 28mSpirit Airlines
Deal found 2/2$114
This Frontier deal was found by Cheapflights users on 2/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/269:19 pmSAN - SEA
1 stop12h 11mFrontier
Sun 4/67:51 pmSEA - SAN
1 stop11h 54mFrontier
Deal found 2/2$118
This Mytrip deal was found by Cheapflights users on 2/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/219:56 amSAN - PDX
1 stop9h 35mSpirit Airlines
Sun 2/238:28 pmPDX - SAN
3 stops22h 18mSpirit Airlines
Deal found 2/1$137
This Orbitz deal was found by Cheapflights users on 2/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/147:20 amSAN - PDX
Nonstop2h 45mMultiple Airlines
Mon 3/177:32 pmPDX - SAN
1 stop11h 58mMultiple Airlines
Deal found 2/2$143
This CheapOair deal was found by Cheapflights users on 2/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/136:25 amSAN - PDX
1 stop18h 12mFrontier
Sun 2/166:32 amPDX - SAN
1 stop17h 48mFrontier
Deal found 2/2$145
This Delta deal was found by Cheapflights users on 2/2. 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 3/17:20 amSAN - GEG
1 stop7h 25mDelta
Mon 3/33:25 pmGEG - SAN
1 stop6h 54mDelta
Deal found 2/2$157
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 3/41:39 pmSAN - PDX
1 stop4h 20mAlaska Airlines
Tue 3/49:29 pmPDX - SAN
Nonstop2h 30mAlaska Airlines
Deal found 2/2$174
This Delta deal was found by Cheapflights users on 2/2. 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 3/267:20 amSAN - SEA
Nonstop3h 09mDelta
Tue 4/87:34 pmSEA - SAN
Nonstop2h 46mDelta
Deal found 2/2$177
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 3/58:33 pmSAN - GEG
Nonstop2h 54mAlaska Airlines
Tue 3/117:25 amGEG - SAN
Nonstop2h 55mAlaska Airlines
Deal found 2/3$183
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Tue 2/254:29 pmSAN - SEA
1 stop6h 31mAlaska Airlines
Wed 2/266:25 amSEA - SAN
Nonstop2h 46mAlaska Airlines
Deal found 2/3$187
This Mytrip deal was found by Cheapflights users on 2/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/206:15 amSAN - BLI
1 stop15h 27mMultiple Airlines
Sun 2/237:04 pmBLI - SAN
2 stops23h 42mMultiple Airlines
Deal found 2/2$195

Find flights from San Diego to Washington within your budget

Customize your flight search to find flights from San Diego to Washington 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 February 3, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San DiegoSeattle

SAN - SEA

SANSEA

San Diego

Wed 2/26

3:00 pm-12:25 am

1 stop9h 25m

Seattle/Tacoma Intl

Thu 2/27

2:02 pm-12:20 am

1 stop10h 18m

$108

San DiegoSeattle

SAN - SEA

SANSEA

San Diego

Thu 3/27

6:15 am-8:43 am

1 stop26h 28m

Seattle/Tacoma Intl

Mon 3/31

9:48 am-7:16 am

1 stop21h 28m

$114

San DiegoSeattle

SAN - SEA

SANSEA

San Diego

Wed 3/26

9:19 pm-9:30 am

1 stop12h 11m

Seattle/Tacoma Intl

Sun 4/6

7:51 pm-7:45 am

1 stop11h 54m

$118

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Fri 2/21

7:41 pm-9:21 am

1 stop13h 40m

Portland

Sun 2/23

8:28 pm-6:46 pm

3 stops22h 18m

$137

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Fri 3/14

7:20 am-10:05 am

Nonstop2h 45m

Portland

Mon 3/17

7:32 pm-7:30 am

1 stop11h 58m

$143

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Thu 2/13

6:25 am-12:37 am

1 stop18h 12m

Portland

Sun 2/16

6:32 am-12:20 am

1 stop17h 48m

$145

San DiegoSpokane

SAN - GEG

SANGEG

San Diego

Sat 3/1

7:20 am-2:45 pm

1 stop7h 25m

Spokane

Mon 3/3

3:25 pm-10:19 pm

1 stop6h 54m

$157

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Tue 3/4

1:39 pm-5:59 pm

1 stop4h 20m

Portland

Tue 3/4

9:29 pm-11:59 pm

Nonstop2h 30m

$174

San DiegoSeattle

SAN - SEA

SANSEA

San Diego

Wed 3/26

7:20 am-10:29 am

Nonstop3h 09m

Seattle/Tacoma Intl

Tue 4/8

7:34 pm-10:20 pm

Nonstop2h 46m

$177

San DiegoSpokane

SAN - GEG

SANGEG

San Diego

Wed 3/5

8:33 pm-11:27 pm

Nonstop2h 54m

Spokane

Tue 3/11

7:25 am-10:20 am

Nonstop2h 55m

$183

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 58 results
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Best time to book a flight from San Diego to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from San Diego 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.

Travel insights for flights from San Diego to Washington

Get recent, data-driven insights about flights from San Diego to Washington including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from San Diego to State of Washington?

Currently, January is the cheapest month in which you can book a flight from San Diego to State of Washington (average of $238). Flying from San Diego to State of Washington in July is currently the most expensive (average of $411). 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 SAN to WA?

Find hourly flight availability from San Diego to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 3, 2025.

When flying from San Diego to State of Washington, 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 San Diego to State of Washington

Explore weekly flight availability from San Diego to Washington. 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 February 3, 2025.

The most flights from SAN to USWA are scheduled on a Monday (42 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (27 on average).

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated February 3, 2025.
To help decide which airline to fly from San Diego to Washington, see what other customers have to say about Southwest, Alaska Airlines and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,564 reviews

Boarding

8.2

Entertainment

7.7

Food

7.1

Crew

8.7

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Southwest
8.1
Very good
4,564 reviews
Southwest
8.1
Very good
4,564 reviews

Boarding

8.2

Entertainment

7.7

Food

7.1

Crew

8.7

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Alaska Airlines
8.0
Very good
9,681 reviews
Southwest
8.1
Very good
4,564 reviews

Boarding

8.2

Entertainment

7.7

Food

7.1

Crew

8.7

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Delta
8.0
Very good
8,427 reviews
Southwest
8.1
Very good
4,564 reviews

Boarding

8.2

Entertainment

7.7

Food

7.1

Crew

8.7

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

United Airlines
7.4
Good
8,889 reviews
Southwest
8.1
Very good
4,564 reviews

Boarding

8.2

Entertainment

7.7

Food

7.1

Crew

8.7

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,564 reviews

Boarding

8.2

Entertainment

7.7

Food

7.1

Crew

8.7

Comfort

8.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Tim,Jul 2024

DEN - SEA

Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Washington. 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 from for flights from San Diego to Washington?

    Located just 2.6 mi from the city center, San Diego (SAN) is the airport most travelers will use when flying to Washington from San Diego.

  • How popular is this San Diego to State of Washington flight route?

    This flight path from San Diego to Washington was viewed by 111 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from San Diego to State of Washington one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $52. However, be on the lookout for offers from Frontier and Alaska Airlines, as they are both options that can get you from San Diego to State of Washington for a low price.

  • What are the most popular routes from San Diego to State of Washington?

    Most travelers choose San Diego - Seattle/Tacoma Intl, San Diego - Everett Paine Field or San Diego - Portland when deciding on the best route from San Diego to State of Washington.

  • What are the most reliable airlines from San Diego to State of Washington?

    No one likes to see their flight delayed. When booking a flight from San Diego to State of Washington consider choosing SkyWest Airlines (100%), Aeromexico (100%) or ITA Airways (100%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from San Diego to State of Washington?

    On average you can expect to pay $723 for a flight from San Diego to State of Washington. The cheapest flight overall is $78 while the most popular route, (San Diego - Seattle/Tacoma Intl) is currently priced at $92.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Diego to Washington 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 San Diego to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from San Diego to State of Washington (average of $238). Flying from San Diego to State of Washington in July is currently the most expensive (average of $411). 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.

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Alternative routes for San Diego to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from San Diego to Washington

Discover the top 8 airlines that operate flights from San Diego to Washington. 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 February 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$74Average$168FlexibilityNo cancel feeOn-time65%
FrontierCheapest$90Average$165FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$113Average$441FlexibilityNo cancel feeOn-time71%
DeltaCheapest$117Average$313FlexibilityNo cancel feeOn-timeN/A
Allegiant AirCheapest$118Average$151FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$132Average$427FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$168Average$402FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$215Average$470FlexibilityNo cancel feeOn-time63%
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