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San Clemente

$48+ Cheap flights from Seattle (SEA) to San Clemente, CA

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LAX
Apr 15 — Apr 221
Tue 4/15
Tue 4/22
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to San Clemente are usually found in January or September, booked 30 days in advance, depart on a Thursday or Friday and return on a Saturday

Cheap flight deals from Seattle to San Clemente

Keep the following information in mind while searching for Seattle to San Clemente flight deals. Data was last updated April 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$86
(Cheapflightsfares)

One-way from

$48
(FlightHub)

Popular in

December

Cheapest in

January

Average price

$231
Provider with most accurate pricing for Seattle/Tacoma Intl-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Los Angeles flights.
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From Seattle/Tacoma Intl to San Clemente
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One-way flight from Seattle/Tacoma Intl to San Clemente
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Highest demand for flights based on searches. 6% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Seattle to San Clemente

Cheapest flights from Seattle to San Clemente
Explore the most affordable flight options available from Seattle to San Clemente. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/34:20 pmSEA - LAX
Nonstop2h 45mFrontier
Tue 5/65:35 pmLAX - SEA
Nonstop3h 07mFrontier
Deal found 4/9$86
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/282:30 pmSEA - LAX
Nonstop2h 53mMultiple Airlines
Sat 5/35:35 pmLAX - SEA
Nonstop3h 07mMultiple Airlines
Deal found 4/9$94
This Cheapflightsfares deal was found by Cheapflights users on 4/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2912:30 pmSEA - LAX
1 stop7h 51mSpirit Airlines
Mon 5/510:32 amLAX - SEA
Nonstop2h 53mSpirit Airlines
Deal found 4/9$119
This Alaska Airlines deal was found by Cheapflights users on 4/9. 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.
Thu 5/294:00 pmSEA - LAX
Nonstop2h 45mAlaska Airlines
Thu 5/299:10 pmLAX - SEA
Nonstop2h 49mAlaska Airlines
Deal found 4/9$151
This Delta deal was found by Cheapflights users on 4/9. 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.
Wed 5/149:55 amSEA - LAX
Nonstop2h 51mDelta
Wed 5/217:00 amLAX - SEA
Nonstop3h 03mDelta
Deal found 4/9$157
This Southwest deal was found by Cheapflights users on 4/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/312:00 pmSEA - LAX
1 stop6h 00mSouthwest
Mon 5/56:25 pmLAX - SEA
1 stop6h 00mSouthwest
Deal found 4/9$177
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Wed 4/235:10 pmSEA - LAX
Nonstop2h 41mUnited Airlines
Wed 4/304:20 pmLAX - SEA
1 stop4h 55mUnited Airlines
Deal found 4/9$213

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to San Clemente 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 2,558,603 searches. Data last updated April 10, 2025.
Use the filters below to find and compare flights from Seattle to San Clemente that are best for you.

Fly from

Seattle

Fly to

San Clemente

Route

Depart

Return

Price

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 5/3

4:20 pm-7:05 pm

Nonstop2h 45m

Los Angeles

Tue 5/6

5:35 pm-8:42 pm

Nonstop3h 07m

$86

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Thu 4/24

4:17 pm-7:05 pm

Nonstop2h 48m

Los Angeles

Mon 4/28

10:32 am-1:25 pm

Nonstop2h 53m

$98

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Fri 5/2

2:30 pm-5:23 pm

Nonstop2h 53m

Los Angeles

Sun 5/4

3:30 pm-6:23 pm

Nonstop2h 53m

$115

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Thu 5/29

4:00 pm-6:45 pm

Nonstop2h 45m

Los Angeles

Thu 5/29

9:10 pm-11:59 pm

Nonstop2h 49m

$151

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Wed 5/14

9:55 am-12:46 pm

Nonstop2h 51m

Los Angeles

Wed 5/21

7:00 am-10:03 am

Nonstop3h 03m

$157

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Sat 5/3

12:00 pm-6:00 pm

1 stop6h 00m

Los Angeles

Mon 5/5

6:25 pm-12:25 am

1 stop6h 00m

$177

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Wed 4/23

5:10 pm-7:51 pm

Nonstop2h 41m

Los Angeles

Wed 4/30

4:20 pm-9:15 pm

1 stop4h 55m

$213

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Fri 5/2

2:30 pm-5:23 pm

Nonstop2h 53m

$48

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Thu 5/22

10:49 am-1:34 pm

Nonstop2h 45m

$52

SeattleLos Angeles

SEA - LAX

SEALAX

Seattle/Tacoma Intl

Wed 5/21

2:20 pm-5:05 pm

Nonstop2h 45m

$79

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/8

Showing 1-10 of 17 results
1
2

Best time to book a flight from Seattle to San Clemente

Have a flexible travel schedule? Discover the best time to fly to San Clemente 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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to San Clemente

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to San Clemente. Price data was last updated on April 4, 2025.

The price you pay for your flight from Seattle to San Clemente may vary depending on when you book. For the best chance of a lower fare, look to book 30 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Seattle to San Clemente (average of $246). Flying from Seattle to San Clemente in June is currently the most expensive (average of $328). 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 CL3?

Find hourly flight availability from Seattle to San Clemente. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 10, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to San Clemente as you normally would.

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

Use this chart to determine the cheapest time to fly round-trip from Seattle to San Clemente. Price data was last updated on December 16, 2024.

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

Weekly flight availability from Seattle to San Clemente

Explore weekly flight availability from Seattle to San Clemente. 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 April 10, 2025.

The most flights from SEA to CL3 are scheduled on a Monday (111 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (35 on average).

Rainfall in San Clemente by month

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

In terms of precipitation, rainfall in San Clemente ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit San Clemente when rainfall is around 0.0 in.

Temperature in San Clemente by month

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

If weather is an important factor for your trip to San Clemente, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 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 Clemente

Get insights into the airlines that provide service to San Clemente. 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 Clemente. Reviews last updated April 10, 2025.
To help decide which airline to fly from Seattle to San Clemente, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,848 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Veronica,May 2024

IAD - LAX

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Alaska Airlines
8.0
Very good
9,848 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Veronica,May 2024

IAD - LAX

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Southwest
8.0
Very good
4,278 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Veronica,May 2024

IAD - LAX

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Delta
8.0
Very good
7,907 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Veronica,May 2024

IAD - LAX

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Hawaiian Airlines
7.9
Good
2,362 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Veronica,May 2024

IAD - LAX

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
United Airlines
7.4
Good
8,634 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Veronica,May 2024

IAD - LAX

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

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

  • What airport do you fly from for flights from Seattle to San Clemente?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to San Clemente. 9 airlines have flights from Seattle/Tacoma Intl to San Clemente on a regular basis. Booking flights from Seattle/Tacoma Intl to San Clemente should not be difficult; the airport handles an average of 81 outbound flights to San Clemente per day.

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

    This flight path from Seattle/Tacoma Intl to San Clemente was viewed by 258 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 to fly from Seattle to San Clemente one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $48. However, be on the lookout for offers from Frontier and Alaska Airlines, as they are both options that can get you from Seattle to San Clemente for a low price.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seattle to San Clemente on time: SAUDIA (96%), ITA Airways (96%), Air China (94%).

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

    Looking at all options, your cheapest flight can be booked for $45. While the most popular route (Seattle/Tacoma Intl - Los Angeles) can be booked for $92 on average our data indicates $503 when flying from Seattle to San Clemente.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Seattle to San Clemente (average of $246). Flying from Seattle to San Clemente in June is currently the most expensive (average of $328). 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 8 airlines flying from Seattle to San Clemente

Discover the top 8 airlines that operate flights from Seattle to San Clemente. 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 2,558,603 searches. Data last updated April 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$40Average$134FlexibilityNo cancel feeOn-time65%
FrontierCheapest$40Average$143FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$88Average$283FlexibilityNo cancel feeOn-time85%
DeltaCheapest$117Average$264FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$136Average$273FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$149Average$311FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$156Average$370FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$157Average$337FlexibilityNo cancel feeOn-time71%

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