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$62+ Cheap flights from Seattle to San Diego (SEA - SAN)

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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SAN
Nov 30 — Dec 71
Sat 11/30
Sat 12/7
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to San Diego are usually found in January or September, booked 80 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

Cheap flight deals from Seattle to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to San Diego (SAN). 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 November 25, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

December

Cheapest in

January

Round-trip from

$137
(Delta)

One-way from

$62
(Kiwi.com)
Provider with most accurate pricing for Seattle/Tacoma Intl-San Diego flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-San Diego flights.
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High demand for flights, 16% potential price rise
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Best time to find cheap flights, 37% potential price drop
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From Seattle/Tacoma Intl to San Diego
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One-way flight from Seattle/Tacoma Intl to San Diego
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Find flight deals from Seattle to San Diego

Cheapest flights from Seattle to San Diego
Explore the most affordable flight options available from Seattle to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 25, 2024.

This Delta deal was found by Cheapflights users on 11/24. 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.
Tue 12/177:30 amSEA - SAN
Nonstop3h 00mDelta
Wed 12/187:25 amSAN - SEA
Nonstop3h 18mDelta
Deal found 11/24$137
This FlightHub deal was found by Cheapflights users on 11/24. 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.
Tue 12/104:00 pmSEA - SAN
1 stop17h 15mSpirit Airlines
Tue 12/176:15 amSAN - SEA
1 stop8h 38mSpirit Airlines
Deal found 11/24$139
This eDestinos deal was found by Cheapflights users on 11/24. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/139:21 pmSEA - SAN
1 stop21h 49mMultiple Airlines
Mon 12/167:15 pmSAN - SEA
1 stop23h 06mMultiple Airlines
Deal found 11/24$141
This Booking.com deal was found by Cheapflights users on 11/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/89:52 pmSEA - SAN
1 stop9h 50mFrontier
Sun 12/1510:35 amSAN - SEA
1 stop22h 22mFrontier
Deal found 11/24$144
This United Airlines deal was found by Cheapflights users on 11/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/195:00 amSEA - SAN
1 stop7h 44mUnited Airlines
Mon 1/133:59 pmSAN - SEA
1 stop7h 10mUnited Airlines
Deal found 11/25$176
This Alaska Airlines deal was found by Cheapflights users on 11/23. 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 12/179:00 amSEA - SAN
Nonstop2h 49mAlaska Airlines
Tue 12/172:56 pmSAN - SEA
1 stop5h 04mAlaska Airlines
Deal found 11/23$181

Find flights from Seattle to San Diego within your budget

Customize your flight search to find flights from Seattle to San Diego 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 2,683,152 searches. Data last updated November 25, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Wed 1/8

11:35 am-2:24 pm

Nonstop2h 49m

San Diego

Tue 1/14

5:00 pm-8:12 pm

Nonstop3h 12m

$137

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Sat 1/4

7:05 pm-7:45 am

1 stop12h 40m

San Diego

Tue 1/7

7:16 pm-1:11 pm

1 stop17h 55m

$138

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Tue 12/10

4:00 pm-9:15 am

1 stop17h 15m

San Diego

Tue 12/17

6:15 am-2:53 pm

1 stop8h 38m

$139

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Fri 1/17

9:52 pm-7:45 am

1 stop9h 53m

San Diego

Mon 1/20

6:25 am-2:25 pm

1 stop8h 00m

$142

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Sat 1/18

7:50 pm-10:33 pm

Nonstop2h 43m

San Diego

Tue 1/21

8:00 am-2:53 pm

1 stop6h 53m

$146

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Thu 12/19

5:00 am-12:44 pm

1 stop7h 44m

San Diego

Mon 1/13

3:59 pm-11:09 pm

1 stop7h 10m

$176

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Mon 12/16

9:21 pm-9:15 am

1 stop11h 54m

$62

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Tue 2/25

3:48 pm-7:18 pm

1 stop27h 30m

$65

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Tue 12/17

11:45 am-2:40 pm

Nonstop2h 55m

$69

SeattleSan Diego

SEA - SAN

SEASAN

Seattle/Tacoma Intl

Sat 1/4

6:35 am-9:25 am

Nonstop2h 50m

$75

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 14 results
1
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Compare providers for flights from Seattle to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to San Diego in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to San Diego

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

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

How far ahead should I book a flight from Seattle to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to San Diego. Price data was last updated on November 22, 2024.

To ensure you get the cheapest price possible for a flight from Seattle to San Diego, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to San Diego?

Currently, September is the cheapest month in which you can book a flight from Seattle to San Diego (average of $266). Flying from Seattle to San Diego in March is currently the most expensive (average of $339). 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 SEA to SAN?

Find hourly flight availability from Seattle to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 25, 2024.

It’s optimal to fly from Seattle to San Diego in the evening. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Seattle to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Seattle to San Diego. Price data was last updated on November 18, 2024.

Travelers seeking maximum savings on their Seattle to San Diego flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to San Diego

Explore weekly flight availability from Seattle to San Diego. 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 November 25, 2024.

The most flights from SEA to SAN are scheduled on a Sunday (49 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in San Diego by month

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

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

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

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated November 25, 2024.
Read through reviews of airlines operating flights from Seattle to San Diego, such as Delta, Spirit Airlines and Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,984 reviews

Comfort

8.1

Entertainment

7.7

Crew

8.7

Food

7.2

Overall

8.1

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,984 reviews
Southwest
8.1
Very good
4,984 reviews

Comfort

8.1

Entertainment

7.7

Crew

8.7

Food

7.2

Overall

8.1

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,475 reviews
Southwest
8.1
Very good
4,984 reviews

Comfort

8.1

Entertainment

7.7

Crew

8.7

Food

7.2

Overall

8.1

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,734 reviews
Southwest
8.1
Very good
4,984 reviews

Comfort

8.1

Entertainment

7.7

Crew

8.7

Food

7.2

Overall

8.1

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
9,156 reviews
Southwest
8.1
Very good
4,984 reviews

Comfort

8.1

Entertainment

7.7

Crew

8.7

Food

7.2

Overall

8.1

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,984 reviews

Comfort

8.1

Entertainment

7.7

Crew

8.7

Food

7.2

Overall

8.1

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from Seattle to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Seattle to San Diego?

    Booking a flight from Seattle/Tacoma Intl (SEA) to San Diego (SAN) is your only option if you wish to fly from Seattle to San Diego. On a typical day, there are 32 flights from Seattle/Tacoma Intl to San Diego, all of which are around 2h 42m for a nonstop flight. You can also purchase a plane ticket from 7 airlines when you book a flight from Seattle/Tacoma Intl to San Diego.

  • How popular is this Seattle to San Diego flight route?

    The Seattle/Tacoma Intl to San Diego flight path was viewed by 73 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 flying from Seattle to San Diego round-trip?

    According to our current data, Delta ($137), Spirit Airlines ($139), and Frontier ($142) offers the cheapest pricing from Seattle to San Diego. You may be able to fly from Seattle to San Diego for 44% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Seattle to San Diego one-way?

    One-way options have recently been found by users for as low as $62 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $67 and Delta from $69 one-way.

  • What are the most reliable airlines from Seattle to San Diego?

    The top 3 most reliable airlines when flying from Seattle to San Diego are Korean Air (88%), China Airlines (87%) and LATAM Airlines (87%).

  • What are the cheapest flights from Seattle to San Diego?

    On average you can expect to pay $465 for a flight from Seattle to San Diego. The cheapest flight overall is $48 while the most popular route, (Seattle/Tacoma Intl - San Diego) is currently priced at $123.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to San Diego 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 Seattle to San Diego?

    Currently, September is the cheapest month in which you can book a flight from Seattle to San Diego (average of $266). Flying from Seattle to San Diego in March is currently the most expensive (average of $339). 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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Top 6 airlines flying from Seattle to San Diego

Discover the top 6 airlines that operate flights from Seattle to San Diego. 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 2,683,152 searches. Data last updated November 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$74Average$174FlexibilityNo cancel feeOn-time65%
FrontierCheapest$88Average$175FlexibilityNo cancel feeOn-time62%
DeltaCheapest$117Average$252FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$125Average$285FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$173Average$386FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$176Average$332FlexibilityNo cancel feeOn-time69%
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