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Cheap Flights from Seattle to San Diego, CA, United States - SEA to SAN

Popular flights from Seattle to San Diego

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
May 19, 2016 May 25, 2016 $229
American Airlines
Departure Date Return Date Lowest Price
May 21, 2016 May 25, 2016 $232
May 25, 2016 May 28, 2016 $232
Jun 8, 2016 Jun 14, 2016 $232
Jun 9, 2016 Jun 16, 2016 $232
Jun 11, 2016 Jun 17, 2016 $232
Hawaiian Airlines
Departure Date Return Date Lowest Price
Jun 9, 2016 Jun 13, 2016 $678
Spirit Airlines
Departure Date Return Date Lowest Price
Jun 7, 2016 Jun 14, 2016 $173
United Airlines
Departure Date Return Date Lowest Price
Jun 7, 2016 Jun 14, 2016 $234
Jun 9, 2016 Jun 16, 2016 $234
Jun 11, 2016 Jun 17, 2016 $234
Jun 12, 2016 Jun 15, 2016 $234
Virgin America
Departure Date Return Date Lowest Price
May 16, 2016 May 18, 2016 $261
May 17, 2016 May 24, 2016 $261
May 18, 2016 May 24, 2016 $261
May 18, 2016 May 25, 2016 $261
May 24, 2016 Jun 3, 2016 $261

How Much Does it Cost to Fly from Seattle to San Diego (SEA to SAN)?

We have collected flight cost data from across the web for travel from Seattle to San Diego, and have found the average flight price for this trip to be $217.

When Can I Buy the Cheapest Flight from Seattle to San Diego (SEA to SAN)?

Airlines can adjust prices for plane tickets from Seattle to San Diego based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

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

The chart below shows up-to-date information regarding how far in advance a flight from Seattle to San Diego should be booked.

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $275 $279
7-14 days $230 $230
14-21 days $230 $204
21-30 days $230 $174
30-60 days $230 $173
60-90 days $230 $204
90+ days $225 $204

Cheapest Day To Fly from Seattle to San Diego

The chart below shows up-to-date information regarding the cheapest days to fly from Seattle to San Diego.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$230 $173 $203 $224 $230 $230 $230

Lowest Fares Chart By Month from Seattle to San Diego

The chart below shows the lowest fare by month when flying from Seattle to San Diego.

Month Origin Destination Carrier Depart Date Return Date Stops Price
May Seattle San Diego Spirit 5/24/16 6/1/16 1 $174
June Seattle San Diego Spirit 6/7/16 6/14/16 1 $173
July Seattle San Diego Spirit 7/12/16 7/19/16 1 $204
August Seattle San Diego Spirit 8/2/16 8/9/16 1 $204
September Seattle San Diego Spirit 9/6/16 9/13/16 1 $204
October Seattle San Diego Spirit 10/13/16 10/18/16 1 $204
November Seattle San Diego Spirit 11/2/16 11/7/16 1 $204
December Seattle San Diego American 12/1/16 12/4/16 1 $244

Cheapest Weekend Non-Stop Flights for the Next 30 Days from Seattle to San Diego

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from Seattle to San Diego.

Next 30 Days

SunMonTueWedThuFriSat
1 2 3 4 5 6 7
$320
8 9 10 11 12 13 14
$320 $231
15 16 17 18 19 20 21
$231 $230
22 23 24 25 26 27 28
$230 $230
29 30 31 1 2 3 4
$230 $231
5 6 7 8 9 10 11
$231

TIPSave $168 by flying into Los Angeles instead of San Diego from Seattle

Non-Stop vs Connecting Flights from Seattle to San Diego (SEA to SAN)

Your Seattle to San Diego flight can be significantly cheaper by choosing a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Seattle to San Diego is $301.

The average price for non-stop flights from Seattle to San Diego is $234.

The chart below shows up to date information regarding non-stop flights from Seattle to San Diego.

Nonstop Flight Details from Seattle to San Diego
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
Alaska 7 7 7 7 7 6 7 06:50 21:25
Delta 4 4 4 4 4 3 4 07:43 18:20

Round Trip vs One Way Flights from Seattle to San Diego (SEA to SAN)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Seattle to San Diego. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Seattle to San Diego is $181.

The average price for round trip flights from Seattle to San Diego is $301.

More Cheap Flights

FlightsAirlineLowest Price
Portland to San Diego American, Alaska, Spirit, United, Virgin America $188
Vancouver to San Diego Pacific Coastal, American, Air Canada, Alaska, JetBlue, United, Virgin America, WestJet $210
Bellingham to San Diego American, Alaska $234
Victoria to San Diego American, Air Canada, Alaska, United, WestJet $242
Pasco to San Diego American, Alaska, United $228
Wenatchee to San Diego American, Alaska $331
Yakima to San Diego American, Alaska $298
Abbotsford to San Diego American, Air Canada, Alaska, United, WestJet $421
Comox to San Diego American, Air Canada, Alaska, United, WestJet Check Dates
Nanaimo to San Diego American, Air Canada, Alaska, United, WestJet Check Dates
Penticton to San Diego American, Air Canada, Alaska, United, WestJet Check Dates
Seattle to Los Angeles American, Alaska, Spirit, United, Virgin America $106
Portland to Los Angeles American, Alaska, Spirit, United, Virgin America $107
Vancouver to Los Angeles Pacific Coastal, American, Air Canada, Alaska, JetBlue, Spirit, United, Virgin America, WestJet $167
Seattle to Las Vegas American, Alaska, JetBlue, Spirit, United, Virgin America $81
Seattle to Tijuana Interjet, American, AeroMexico, Alaska, United, Virgin America, Volaris $761
Vancouver to Tijuana Air Canada, AeroMexico, WestJet $718
Bellingham to Los Angeles American, Alaska $225
Seattle to Santa Ana American, Alaska, United $136
Seattle to PalomarCheck Dates
Seattle to Palm Springs American, Alaska, JetBlue, United, Virgin America $197
Portland to Tijuana American, AeroMexico, Alaska, United $825
Seattle to Ontario American, Alaska, United $167
Portland to Las Vegas American, Alaska, JetBlue, Spirit, United, Virgin America $106
Seattle to Phoenix American, Alaska, Frontier, United $216
Seattle to Long Beach American, Alaska, JetBlue, United $136
Victoria to Los Angeles Pacific Coastal, American, Air Canada, Alaska, United, WestJet $219
Seattle to Burbank American, Alaska, United $182
Portland to Santa Ana American, Alaska, United $146
Vancouver to Santa Ana Pacific Coastal, American, Air Canada, Alaska, United, WestJet $218

Airlines Flying from Seattle to San Diego (SEA to SAN)

Below are the different airlines that fly from Seattle to San Diego with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Seattle to San Diego.

Seattle to San Diego
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American PHX X X X X X X X
Alaska - X X X X X X X
Alaska PDX X X X X X X X
Delta - X X X X X X X
Delta LAX X X X X X X X
Frontier DEN X X X X X X X
United LAX X X X X X X X
Virgin America SFO X X X X X X X
Southwest - X X X X X X X
Southwest OAK X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Seattle and San Diego, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Seattle to San Diego Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is a direct flight from Seattle to San Diego?
Answer: The average Seattle to San Diego flight time is 2 hours and 43 minutes.
Question: How many miles are there between Seattle and San Diego?
Answer: The distance from Seattle to San Diego is 1049 miles.
Question: How common are direct flights from Seattle to San Diego?
Answer: There are 75 direct flights from Seattle to San Diego.
Question: What is the most popular airline for non-stop flights from Seattle to San Diego?
Answer: Alaska Airlines provides 64% of the non-stop flights between Seattle and San Diego.
Question: What are the most popular connecting cities when flying from Seattle to San Diego?
Answer: San Francisco, CA
Seattle (SEA) To San Diego, CA (SAN) Flights: Cheap Flights From Seattle To San Diego | FareCompare.