Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from San Diego to Washington from $68

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Washington departing on 3/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from San Diego to Washington

Cheap round-trip flights

Enter your travel dates to find the best prices.
Hawaiian Airlines Logo
9:00 pm - 11:59 pm
SAN
-
GEG
2h 59mnonstop
Hawaiian Airlines Logo
7:00 am - 9:55 am
GEG
-
SAN
2h 55mnonstop
$120Hawaiian Airlines
Tue, Mar 3 - Tue, Mar 10
Frontier Logo
11:59 am - 11:19 am
SAN
-
SEA
23h 20m
1 stop
Frontier Logo
10:08 pm - 2:31 pm
SEA
-
SAN
16h 23m
1 stop
$123Frontier
Thu, Mar 5 - Tue, Mar 10
Alaska Airlines Logo
9:00 pm - 11:59 pm
SAN
-
GEG
2h 59mnonstop
Alaska Airlines Logo
7:00 am - 9:55 am
GEG
-
SAN
2h 55mnonstop
$137Alaska Airlines
Tue, Mar 3 - Tue, Mar 10
Alaska Airlines Logo
9:00 pm - 11:59 pm
SAN
-
GEG
2h 59mnonstop
Alaska Airlines Logo
12:00 pm - 6:30 pm
GEG
-
SAN
6h 30m
1 stop
$147Alaska Airlines
Tue, Mar 3 - Tue, Mar 10
Delta Logo
7:01 pm - 11:54 pm
SAN
-
GEG
4h 53m
1 stop
Delta Logo
3:45 pm - 10:20 pm
GEG
-
SAN
6h 35m
1 stop
$157Delta
Tue, Mar 3 - Sat, Mar 7
Multiple Airlines Logo
7:00 am - 9:48 am
SAN
-
PDX
2h 48mnonstop
Multiple Airlines Logo
12:27 pm - 8:04 pm
PDX
-
SAN
7h 37m
1 stop
$159Multiple Airlines
Wed, May 6 - Sat, May 9
Multiple Airlines Logo
9:50 am - 4:22 pm
SAN
-
PDX
6h 32m
1 stop
Multiple Airlines Logo
12:27 pm - 8:04 pm
PDX
-
SAN
7h 37m
1 stop
$169Multiple Airlines
Wed, May 6 - Sat, May 9
Delta Logo
5:20 pm - 10:42 pm
SAN
-
GEG
5h 22m
1 stop
Delta Logo
5:00 am - 10:04 am
GEG
-
SAN
5h 04m
1 stop
$177Delta
Sat, Feb 28 - Sun, Mar 1
American Airlines Logo
6:30 am - 1:33 pm
SAN
-
PSC
7h 03m
1 stop
American Airlines Logo
2:12 pm - 9:55 pm
PSC
-
SAN
7h 43m
1 stop
$197American Airlines
Wed, Apr 15 - Sat, Apr 18
American Airlines Logo
6:30 am - 1:33 pm
SAN
-
PSC
7h 03m
1 stop
American Airlines Logo
2:12 pm - 9:55 pm
PSC
-
SAN
7h 43m
1 stop
$234American Airlines
Wed, Apr 15 - Sat, Apr 18

Frontier flights from San Diego to State of Washington

Our best Frontier deals on San Diego to State of Washington flight tickets
Frontier
Mar 5
SAN11:59 amSan Diego
23h 20m
1 stop
SEA11:19 amSeattle/Tacoma Intl
Mar 10
SEA10:08 pmSeattle/Tacoma Intl
16h 23m
1 stop
SAN2:31 pmSan Diego
$123
Frontier
Mar 25
SAN2:50 pmSan Diego
6h 13m
1 stop
SEA9:03 pmSeattle/Tacoma Intl
Mar 30
SEA9:40 pmSeattle/Tacoma Intl
15h 33m
1 stop
SAN1:13 pmSan Diego
$127
Frontier
Mar 25
SAN2:50 pmSan Diego
6h 13m
1 stop
SEA9:03 pmSeattle/Tacoma Intl
Mar 30
SEA9:40 pmSeattle/Tacoma Intl
15h 33m
1 stop
SAN1:13 pmSan Diego
$128

Alaska Airlines flights from San Diego to State of Washington

Our best Alaska Airlines deals on San Diego to State of Washington flight tickets
Alaska Airlines
Mar 3
SAN9:00 pmSan Diego
2h 59m
GEG11:59 pmSpokane
Mar 10
GEG7:00 amSpokane
2h 55m
SAN9:55 amSan Diego
$137
Alaska Airlines
Feb 24
SAN9:00 pmSan Diego
16h 17m
1 stop
SEA1:17 pmSeattle/Tacoma Intl
Feb 25
SEA3:40 pmSeattle/Tacoma Intl
2h 50m
SAN6:30 pmSan Diego
$147
Alaska Airlines
Feb 26
SAN8:26 pmSan Diego
3h 14m
SEA11:40 pmSeattle/Tacoma Intl
Mar 1
SEA8:11 pmSeattle/Tacoma Intl
2h 52m
SAN11:03 pmSan Diego
$155

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to State of 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, momondo users made 832,500 searches. Data last updated February 6, 2026.
Use the filters below to find and compare flights from San Diego to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSpokane

SAN - GEG

SANGEG

San Diego

Tue 3/3

9:00 pm-11:59 pm

Nonstop2h 59m

Spokane

Tue 3/10

7:00 am-9:55 am

Nonstop2h 55m

$120

San DiegoSeattle

SAN - SEA

SANSEA

San Diego

Thu 3/5

11:59 am-11:19 am

1 stop23h 20m

Seattle/Tacoma Intl

Tue 3/10

10:08 pm-2:31 pm

1 stop16h 23m

$123

San DiegoSpokane

SAN - GEG

SANGEG

San Diego

Tue 3/3

9:00 pm-11:59 pm

Nonstop2h 59m

Spokane

Tue 3/10

7:00 am-9:55 am

Nonstop2h 55m

$137

San DiegoSpokane

SAN - GEG

SANGEG

San Diego

Tue 3/3

9:00 pm-11:59 pm

Nonstop2h 59m

Spokane

Tue 3/10

12:00 pm-6:30 pm

1 stop6h 30m

$147

San DiegoSpokane

SAN - GEG

SANGEG

San Diego

Tue 3/3

7:01 pm-11:54 pm

1 stop4h 53m

Spokane

Sat 3/7

3:45 pm-10:20 pm

1 stop6h 35m

$157

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Wed 5/6

7:00 am-9:48 am

Nonstop2h 48m

Portland

Sat 5/9

12:27 pm-8:04 pm

1 stop7h 37m

$159

San DiegoPortland

SAN - PDX

SANPDX

San Diego

Wed 5/6

9:50 am-4:22 pm

1 stop6h 32m

Portland

Sat 5/9

12:27 pm-8:04 pm

1 stop7h 37m

$169

San DiegoSpokane

SAN - GEG

SANGEG

San Diego

Sat 2/28

5:20 pm-10:42 pm

1 stop5h 22m

Spokane

Sun 3/1

5:00 am-10:04 am

1 stop5h 04m

$177

San DiegoPasco

SAN - PSC

SANPSC

San Diego

Wed 4/15

6:30 am-1:33 pm

1 stop7h 03m

Pasco Tri Cities

Sat 4/18

2:12 pm-9:55 pm

1 stop7h 43m

$197

San DiegoPasco

SAN - PSC

SANPSC

San Diego

Wed 4/15

6:30 am-1:33 pm

1 stop7h 03m

Pasco Tri Cities

Sat 4/18

2:12 pm-9:55 pm

1 stop7h 43m

$234

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington from

How to get the cheapest flight ticket from San Diego to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to State of Washington?

The month of February is, on average, the cheapest month to fly to State of Washington from San Diego, with most prices found around $207. If you aren’t able to travel to State of Washington during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $209.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from San Diego to State of Washington is on a Thursday. Travelers who choose to depart for State of Washington on a Thursday will often find tickets for as low as $327. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from San Diego to State of Washington for around $534.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is in the afternoon when flights can be purchased for as low as $342. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $416 on average. Flights to State of Washington from San Diego in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest San Diego to Washington flight route?

Fly from San Diego to Seattle/Tacoma Intl for the best San Diego - Washington flight prices

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $252 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from San Diego for as low as $208 on momondo.

What cabin class options are available on San Diego to Washington flights?

There are 4 cabin classes available to choose from on San Diego to Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Diego to State of Washington flights?

No. A direct flight is the cheapest option for a flight between San Diego to State of Washington.

Cheap San Diego to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to State of Washington

Best Price Found

$99

Fastest flight time

2h 25m

Direct flights

Every day

Airports in State of Washington

96 airports
The best one-way flight to State of Washington from San Diego in the past 72 hours is $99. The best round-trip flight deal from San Diego to State of Washington found on momondo in the last 72 hours is $167.
The fastest flight from San Diego to State of Washington takes 2h 25m
Direct flights go from San Diego to State of Washington every day.
There are 96 airports in State of Washington. From San Diego there are direct flights to Portland (PDX), Spokane (GEG).
Search flight deals

  • When did momondo last update prices for flights from San Diego Airport to Washington?

    Prices for flights from San Diego Airport to Washington refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to Washington?

  • How old do you have to be to fly from San Diego Airport to Washington?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from San Diego to State of Washington?

Best airlines flying from San Diego to State of Washington

Compare and see reviews for airlines that fly from San Diego to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $67Free CancellationRating
6.3
8,421 reviews
Search Spirit Airlines flights
Allegiant AirPriceFrom $98Free CancellationRating
7.2
709 reviews
Search Allegiant Air flights
FrontierPriceFrom $103Free CancellationRating
5.7
3,054 reviews
Search Frontier flights
DeltaPriceFrom $119Free CancellationRating
7.9
8,158 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $128Free CancellationRating
7.8
2,831 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $139Free CancellationRating
8.0
11,846 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $156Free CancellationRating
8.0
4,278 reviews
Search Southwest flights
American AirlinesPriceFrom $225Free CancellationRating
7.2
11,244 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Washington?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Diego to Washington for you.

Can I find flights from San Diego to Washington with flexible booking policies on momondo?

Yes. All flights to Washington from San Diego on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Diego to Washington?

momondo provides multiple filters to help you find the best flight to Washington from San Diego. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Diego to Washington right now. Can momondo alert me if prices change?

Price alerts on flights to Washington from San Diego are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your State of Washington trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 3/8
Sun 3/15
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington

Popular cities in Washington

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $49
Flights to Los Angelesfrom $49
Flights to Miamifrom $27
Flights to Chicagofrom $50
Flights to Orlandofrom $50
Flights to San Franciscofrom $68
Flights to Las Vegasfrom $48
Flights to Washington, D.C.from $56
Flights to Bostonfrom $50
Flights to Atlantafrom $49
Flights to Dallasfrom $49
Flights to Seattlefrom $83