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Cheap flights from Seattle to San Diego from $45

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 6/11. 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
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Wed 5/29
Wed 6/5

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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 six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to San Diego by changing tabs
Spirit Airlines
Jun 4
SEA9:40 pmSeattle/Tacoma Intl
10h 54m
1 stop
SAN8:34 amSan Diego
Jun 11
SAN9:19 pmSan Diego
11h 13m
1 stop
SEA8:32 amSeattle/Tacoma Intl
Multiple Airlines
Jun 12
SEA9:28 amSeattle/Tacoma Intl
12h 59m
1 stop
SAN10:27 pmSan Diego
Jun 13
SAN4:52 pmSan Diego
5h 13m
1 stop
SEA10:05 pmSeattle/Tacoma Intl
Frontier
Jun 13
SEA10:58 pmSeattle/Tacoma Intl
10h 36m
1 stop
SAN9:34 amSan Diego
Jun 20
SAN4:52 pmSan Diego
5h 13m
1 stop
SEA10:05 pmSeattle/Tacoma Intl
Alaska Airlines
Aug 20
SEA7:59 pmSeattle/Tacoma Intl
2h 47m
SAN10:46 pmSan Diego
Aug 22
SAN4:55 pmSan Diego
2h 57m
SEA7:52 pmSeattle/Tacoma Intl
Delta
Jun 19
SEA9:44 amSeattle/Tacoma Intl
2h 51m
SAN12:35 pmSan Diego
Jun 28
SAN3:30 pmSan Diego
2h 59m
SEA6:29 pmSeattle/Tacoma Intl
Spirit Airlines
Jun 4
SEA9:40 pmSeattle/Tacoma Intl
10h 54m
1 stop
SAN8:34 amSan Diego
Jun 11
SAN11:57 amSan Diego
32h 12m
2 stops
SEA8:09 pmSeattle/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
Spirit Airlines
Jun 11
SEA9:41 pmSeattle/Tacoma Intl
12h 21m
1 stop
SAN10:02 amSan Diego
Frontier
Jun 1
SEA10:08 pmSeattle/Tacoma Intl
8h 56m
1 stop
SAN7:04 amSan Diego
Spirit Airlines
Aug 27
SEA9:38 amSeattle/Tacoma Intl
10h 19m
1 stop
SAN7:57 pmSan 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
Multiple Airlines
May 31
SEA9:04 pmSeattle/Tacoma Intl
13h 04m
1 stop
SAN10:08 amSan Diego
Jun 5
SAN6:59 pmSan Diego
13h 33m
1 stop
SEA8:32 amSeattle/Tacoma Intl
Frontier
May 30
SEA11:02 pmSeattle/Tacoma Intl
11h 12m
1 stop
SAN10:14 amSan Diego
Jun 3
SAN10:15 pmSan Diego
11h 40m
1 stop
SEA9:55 amSeattle/Tacoma Intl
Spirit Airlines
May 29
SEA9:40 pmSeattle/Tacoma Intl
11h 34m
1 stop
SAN9:14 amSan Diego
Jun 26
SAN9:36 pmSan Diego
10h 56m
1 stop
SEA8:32 amSeattle/Tacoma Intl
Delta
May 30
SEA9:25 amSeattle/Tacoma Intl
13h 31m
1 stop
SAN10:56 pmSan Diego
Jun 14
SAN3:30 pmSan Diego
2h 59m
SEA6:29 pmSeattle/Tacoma Intl
Frontier
May 31
SEA9:04 pmSeattle/Tacoma Intl
13h 04m
1 stop
SAN10:08 amSan Diego
Jun 3
SAN10:15 pmSan Diego
11h 40m
1 stop
SEA9:55 amSeattle/Tacoma Intl
Spirit Airlines
May 29
SEA9:40 pmSeattle/Tacoma Intl
11h 34m
1 stop
SAN9:14 amSan Diego
Jun 11
SAN6:37 pmSan Diego
13h 55m
1 stop
SEA8:32 amSeattle/Tacoma Intl

Spirit Airlines flights from Seattle to San Diego

Our best Spirit Airlines deals on Seattle to San Diego flight tickets
Spirit Airlines
Jun 4
SEA9:40 pmSeattle/Tacoma Intl
10h 54m
1 stop
SAN8:34 amSan Diego
Jun 11
SAN9:19 pmSan Diego
11h 13m
1 stop
SEA8:32 amSeattle/Tacoma Intl
Spirit Airlines
Jun 4
SEA9:40 pmSeattle/Tacoma Intl
10h 54m
1 stop
SAN8:34 amSan Diego
Jun 11
SAN11:57 amSan Diego
32h 12m
2 stops
SEA8:09 pmSeattle/Tacoma Intl
Spirit Airlines
Aug 21
SEA1:35 pmSeattle/Tacoma Intl
5h 23m
1 stop
SAN6:58 pmSan Diego
Aug 28
SAN11:13 amSan Diego
9h 08m
1 stop
SEA8:21 pmSeattle/Tacoma Intl

Frontier flights from Seattle to San Diego

Our best Frontier deals on Seattle to San Diego flight tickets
Frontier
Jun 13
SEA10:58 pmSeattle/Tacoma Intl
10h 36m
1 stop
SAN9:34 amSan Diego
Jun 20
SAN4:52 pmSan Diego
5h 13m
1 stop
SEA10:05 pmSeattle/Tacoma Intl
Frontier
Jun 12
SEA9:41 pmSeattle/Tacoma Intl
9h 20m
1 stop
SAN7:01 amSan Diego
Jun 23
SAN8:24 pmSan Diego
12h 13m
1 stop
SEA8:37 amSeattle/Tacoma Intl
Frontier
Jun 25
SEA9:52 pmSeattle/Tacoma Intl
11h 23m
1 stop
SAN9:15 amSan Diego
Jun 30
SAN8:24 pmSan Diego
12h 13m
1 stop
SEA8:37 amSeattle/Tacoma Intl

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. Most expensive is December

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

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Sunday

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

In the morning. Seattle to San Diego flights are approximately 14% more expensive at noon than in the morning

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

Frontier. 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?

21 days before. The cheapest time to buy a flight from Seattle to San Diego is approximately 21 days to departure

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

As of May 2024, 31 flights take off from Seattle and land in San Diego each day. The most common flight departure time for this route is 6:00PM, with 39% of daily flights taking off in the evening.

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

The number of flights available between Seattle and San Diego is 217 per week as of May 2024. The most frequent departure day is Monday, with 20% of weekly flights leaving on this day.

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

You could potentially save up to 44% on your flight if you consider stops on a Seattle to San Diego flight.

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

$45

Fastest flight time

2h 44m

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 $45. The best round-trip flight deal from Seattle to San Diego found on momondo in the last 72 hours is $108.
The fastest flight from Seattle to San Diego takes 2h 44m
Direct flights go from Seattle to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)

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

    The distance between Seattle/Tacoma Intl and San Diego is about 1063.7 mi. In terms of flight time, this usually takes a little over 2h 46m.

  • 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?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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.


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
Spirit AirlinesPriceFrom $71Free CancellationRating
6.4
8,643 reviews
Search Spirit Airlines flights
FrontierPriceFrom $78Free CancellationRating
6.2
4,039 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $99Free CancellationRating
8.0
9,175 reviews
Search Alaska Airlines flights
DeltaPriceFrom $119Free CancellationRating
8.0
10,561 reviews
Search Delta flights
United AirlinesPriceFrom $186Free CancellationRating
7.4
10,845 reviews
Search United Airlines flights
Endeavor AirlinesPriceFrom $218Free CancellationRating
8.8
4 reviews
Search Endeavor Airlines flights
American AirlinesPriceFrom $269Free CancellationRating
7.3
14,388 reviews
Search American Airlines flights
  • Alaska Airlines Flights From Seattle to San Diego

    Alaska Airlines operates around 37 flights from Seattle to San Diego every week. The average price of these flights found in the last 72 hours has been $269, but momondo users have found Alaska Airlines deals from Seattle to San Diego from as low as $99 round-trip. Alaska Airlines has been scored 8.0/10 in 9,175 reviews.

  • Delta Flights From Seattle to San Diego

    $119 is the best Delta flight deal from Seattle to San Diego found on momondo over the last 72 hours. The average Delta ticket price found was closer to $248, however, with flight time and availability significantly affecting the price. Delta (8.0/10 from 10,561 user reviews) flies into San Diego from Seattle 26 times in an average week so prices can vary.


Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to San Diego. momondo saves you time and could save you money on your trip.

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

Flights from Seattle to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Seattle to San Diego flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Seattle to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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From?
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Wed 5/29
Wed 6/5
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