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Cheap flights from Seattle to San Diego from C$ 69

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to San Diego departing on 13/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap Seattle to San Diego (SEA to SAN) flight deals and tips

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

Best price found

C$ 69

Fastest flight time

2h 43m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Seattle in the past 72 hours is C$ 69. The best round-trip flight deal from Seattle to San Diego found on momondo in the last 72 hours is C$ 122.
The fastest flight from Seattle to San Diego takes 2h 43m
Direct flights go from Seattle to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)

How to get the cheapest flight ticket from Seattle to San Diego

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 from Seattle to San Diego?

January. The cheapest time of year to fly to San Diego from Seattle is January. The most expensive is December.

What is the cheapest day to depart Seattle for San Diego?

Saturday. The cheapest day of the week is typically Saturday. The most expensive is typically Friday

When is the cheapest time to fly from Seattle to San Diego?

In the morning. Seattle to San Diego flights are approximately 25% more expensive at noon than in the morning

What is the cheapest airline that flies to San Diego from Seattle?

Spirit Airlines. Alaska Airlines, Delta, and Endeavor Airlines are the most popular carriers operating from Seattle to San Diego

What is the cheapest Seattle to San Diego flight route?

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

How far in advance should you book Seattle to San Diego flights?

46 days before. The cheapest time to buy a flight from Seattle to San Diego is approximately 46 days to departure

How many flights depart from Seattle to San Diego on average per day?

31 flights are operational weekly from Seattle to San Diego as of March 2024. The most popular departure time for this route is 5:00p.m., with 45% of flights per day taking off in the afternoon.

How many flights depart from Seattle to San Diego on average per week?

As of March 2024, there are 217 flights per week flying from Seattle to San Diego. The most common day of the week flights depart is Monday, with 20% of flights taking off on this day.

Can stopping save me money on Seattle to San Diego flights?

You could potentially save up to 51% on your flight if you consider stops on a Seattle to San Diego flight.

If you are looking to fly from Seattle to San Diego, you are most likely going to fly from Seattle/Tacoma Intl Airport to San Diego Airport, the most popular airports on that route. When travelling from Seattle, it is helpful to have an alternative airport to fly into when you land in San Diego. Good options for arrival airports in San Diego, you can try Ontario Airport (in Ontario), Palm Springs Airport (in Palm Springs), or Santa Ana J. Wayne/Orange Cnty Airport (in Santa Ana). The cheapest route from Seattle to San Diego is SEA — ONT with an average price of C$ 144 RT during the month of March.

Seattle/Tacoma Intl Airport (SEA) to San Diego Airport (SAN)C$ 186
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Seattle/Tacoma Intl Airport (SEA) to Ontario Airport (ONT)C$ 144
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Seattle/Tacoma Intl Airport (SEA) to Palm Springs Airport (PSP)C$ 416
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Seattle/Tacoma Intl Airport (SEA) to Santa Ana J. Wayne/Orange Cnty Airport (SNA)C$ 681
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Easily compare round-trip flights from Seattle to San Diego

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to San Diego by changing tabs
Frontier
23 Apr.
SEA9:35 p.m.Seattle/Tacoma Intl
10h 49m
1 stop
SAN8:24 a.m.San Diego
24 Apr.
SAN9:15 p.m.San Diego
11h 20m
1 stop
SEA8:35 a.m.Seattle/Tacoma Intl
Multiple Airlines
31 May
SEA10:24 p.m.Seattle/Tacoma Intl
8h 50m
1 stop
SAN7:14 a.m.San Diego
3 Jun.
SAN2:38 p.m.San Diego
5h 51m
1 stop
SEA8:29 p.m.Seattle/Tacoma Intl
Delta
23 Apr.
SEA3:15 p.m.Seattle/Tacoma Intl
2h 43m
SAN5:58 p.m.San Diego
24 Apr.
SAN1:29 p.m.San Diego
3h 06m
SEA4:35 p.m.Seattle/Tacoma Intl
Alaska Airlines
23 Apr.
SEA6:00 a.m.Seattle/Tacoma Intl
2h 50m
SAN8:50 a.m.San Diego
24 Apr.
SAN10:00 a.m.San Diego
7h 23m
1 stop
SEA5:23 p.m.Seattle/Tacoma Intl
Spirit Airlines
6 Jun.
SEA9:38 a.m.Seattle/Tacoma Intl
12h 07m
2 stops
SAN9:45 p.m.San Diego
10 Jun.
SAN10:35 p.m.San Diego
10h 10m
1 stop
SEA8:45 a.m.Seattle/Tacoma Intl
Frontier
23 Apr.
SEA9:35 p.m.Seattle/Tacoma Intl
10h 49m
1 stop
SAN8:24 a.m.San Diego
24 Apr.
SAN9:15 p.m.San Diego
11h 20m
1 stop
SEA8:35 a.m.Seattle/Tacoma Intl

Find the cheapest one-way flights from Seattle to San Diego

If you're looking for one-way flights from Seattle to San Diego, view some of our deals below provided by Alaska Airlines, Delta and Frontier
Frontier
13 May
SEA8:20 a.m.Seattle/Tacoma Intl
12h 55m
1 stop
SAN9:15 p.m.San Diego
Spirit Airlines
15 May
SEA9:40 p.m.Seattle/Tacoma Intl
11h 34m
1 stop
SAN9:14 a.m.San Diego
Multiple Airlines
14 May
SEA10:44 a.m.Seattle/Tacoma Intl
9h 38m
2 stops
SAN8:22 p.m.San Diego

Search last-minute flights to San Diego from Seattle

Find and compare round-trip flight prices for your last-minute flight from Seattle to San Diego
Spirit Airlines
5 Apr.
SEA9:41 a.m.Seattle/Tacoma Intl
13h 32m
1 stop
SAN11:13 p.m.San Diego
8 Apr.
SAN6:15 a.m.San Diego
26h 36m
1 stop
SEA8:51 a.m.Seattle/Tacoma Intl
Delta
8 Apr.
SEA7:30 p.m.Seattle/Tacoma Intl
2h 47m
SAN10:17 p.m.San Diego
20 Apr.
SAN11:15 a.m.San Diego
3h 05m
SEA2:20 p.m.Seattle/Tacoma Intl
Alaska Airlines
7 Apr.
SEA9:15 p.m.Seattle/Tacoma Intl
2h 44m
SAN11:59 p.m.San Diego
7 May
SAN6:15 a.m.San Diego
3h 03m
SEA9:18 a.m.Seattle/Tacoma Intl
Alaska Airlines
7 Apr.
SEA4:03 p.m.Seattle/Tacoma Intl
5h 17m
1 stop
SAN9:20 p.m.San Diego
7 May
SAN8:00 a.m.San Diego
3h 03m
SEA11:03 a.m.Seattle/Tacoma Intl
American Airlines
5 Apr.
SEA7:55 p.m.Seattle/Tacoma Intl
2h 45m
SAN10:40 p.m.San Diego
8 Apr.
SAN9:58 a.m.San Diego
7h 15m
1 stop
SEA5:13 p.m.Seattle/Tacoma Intl
Alaska Airlines
8 Apr.
SEA6:55 p.m.Seattle/Tacoma Intl
2h 45m
SAN9:40 p.m.San Diego
11 Apr.
SAN6:15 a.m.San Diego
3h 07m
SEA9:22 a.m.Seattle/Tacoma Intl

Best airlines flying from Seattle to San Diego

Compare and see reviews for airlines that fly from Seattle to San Diego with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom C$ 130Free CancellationRating
6.3
4,263 reviews
Search Frontier flights
Spirit AirlinesPriceFrom C$ 142Free CancellationRating
6.4
8,843 reviews
Search Spirit Airlines flights
DeltaPriceFrom C$ 146Free CancellationRating
8.0
11,402 reviews
Search Delta flights
Alaska AirlinesPriceFrom C$ 184Free CancellationRating
8.1
9,116 reviews
Search Alaska Airlines flights
Endeavor AirlinesPriceFrom C$ 352Free CancellationRating
8.8
4 reviews
Search Endeavor Airlines flights
  • Alaska Airlines Flights From Seattle to San Diego

    Across 37 Alaska Airlines flights from Seattle to San Diego this week, the average price was C$ 218, with the best Alaska Airlines deals starting from C$ 136 round-trip. 9,116 users have rated Alaska Airlines on momondo, with an average score of 8.1/10.

  • Delta Flights From Seattle to San Diego

    Across 11,402 Delta reviews on momondo, the average score is 8.0/10. Delta flies from Seattle to San Diego about 26 times each week, with ticket deals ranging from C$ 108 to C$ 196. Price data is based on momondo searches in the last 72 hours.


Frontier flights from Seattle to San Diego

Our best Frontier deals on Seattle to San Diego flight tickets
Frontier
23 Apr.
SEA9:35 p.m.Seattle/Tacoma Intl
10h 49m
1 stop
SAN8:24 a.m.San Diego
24 Apr.
SAN9:15 p.m.San Diego
11h 20m
1 stop
SEA8:35 a.m.Seattle/Tacoma Intl
Frontier
23 Apr.
SEA9:35 p.m.Seattle/Tacoma Intl
10h 49m
1 stop
SAN8:24 a.m.San Diego
24 Apr.
SAN9:15 p.m.San Diego
11h 20m
1 stop
SEA8:35 a.m.Seattle/Tacoma Intl
Frontier
6 Jun.
SEA10:50 p.m.Seattle/Tacoma Intl
11h 24m
1 stop
SAN10:14 a.m.San Diego
13 Jun.
SAN3:00 p.m.San Diego
6h 16m
1 stop
SEA9:16 p.m.Seattle/Tacoma Intl

Delta flights from Seattle to San Diego

Our best Delta deals on Seattle to San Diego flight tickets
Delta
23 Apr.
SEA3:15 p.m.Seattle/Tacoma Intl
2h 43m
SAN5:58 p.m.San Diego
24 Apr.
SAN1:29 p.m.San Diego
3h 06m
SEA4:35 p.m.Seattle/Tacoma Intl
Delta
2 May
SEA9:45 a.m.Seattle/Tacoma Intl
2h 49m
SAN12:34 p.m.San Diego
7 May
SAN6:55 p.m.San Diego
3h 02m
SEA9:57 p.m.Seattle/Tacoma Intl
Delta
15 May
SEA7:30 p.m.Seattle/Tacoma Intl
2h 51m
SAN10:21 p.m.San Diego
4 Jun.
SAN1:38 p.m.San Diego
3h 02m
SEA4:40 p.m.Seattle/Tacoma Intl

  • How far is Seattle/Tacoma Intl to San Diego by plane?

    A flight from Seattle/Tacoma Intl to San Diego will travel around 1711.9 km. Typically, this will take 2h 43m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to San Diego Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to San Diego Airport are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to San Diego Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to San Diego Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Alternative routes for Seattle to San Diego

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Seattle to Ontario Flights
Fastest flight time2h 27m
Cheapest priceC$ 144
Seattle to San Francisco Flights
Fastest flight time2h 11m
Cheapest priceC$ 199
Seattle to Los Angeles Flights
Fastest flight time2h 44m
Cheapest priceC$ 212
Bellingham to Oakland, California Flights
Fastest flight time4h 58m
Cheapest priceC$ 351
Seattle to Santa Ana Flights
Fastest flight time2h 45m
Cheapest priceC$ 681
Bellingham to Los Angeles Flights
Fastest flight time2h 46m
Cheapest priceC$ 453
Bellingham to San Diego Flights
Fastest flight time5h 45m
Cheapest priceC$ 256
Bellingham to San Francisco Flights
Fastest flight time7h 49m
Cheapest priceC$ 437
Seattle to Palm Springs Flights
Fastest flight time2h 41m
Cheapest priceC$ 416
Seattle to Sacramento Flights
Fastest flight time1h 55m
Cheapest priceC$ 319
Bellingham to Palm Springs Flights
Fastest flight time2h 49m
Cheapest priceC$ 244
Spokane to Los Angeles Flights
Fastest flight time2h 45m
Cheapest priceC$ 328

Why use momondo?

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

Finding the right flight to San Diego from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Diego quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to San Diego from Seattle with this policy.

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

momondo helps you find the best flight between Seattle and San Diego by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Seattle to San Diego now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Diego and let you know when they change.


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