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Alicante

$395+ Cheap flights from Seattle (SEA) to Alicante (ALC)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ALC
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Seattle to Alicante

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Alicante (ALC). 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 August 20, 2025.

Round-trip from

$405
(Mytrip)

One-way from

$395
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$838
From Seattle/Tacoma Intl to Alicante
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One-way flight from Seattle/Tacoma Intl to Alicante
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Highest demand for flights based on searches. 27% potential increase in price ($486 potential increase over avg. RT price).
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Cheapest flight prices on average. 11% potential price decrease ($127 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Seattle to Alicante

Cheapest flights from Seattle to Alicante
Explore the most affordable flight options available from Seattle to Alicante. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Mytrip deal was found by Cheapflights users on 8/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/104:20 pmSEA - ALC
1 stop18h 15mScandinavian Airlines
Thu 10/1611:05 amALC - SEA
2 stops35h 55mScandinavian Airlines
Deal found 8/19$448
This oojo deal was found by Cheapflights users on 8/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/32:35 pmSEA - ALC
1 stop14h 35mIcelandair
Fri 11/149:35 pmALC - SEA
1 stop28h 25mIcelandair
Deal found 8/18$528
This Iberia deal was found by Cheapflights users on 8/18. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/37:23 amSEA - ALC
2 stops28h 32mIberia
Fri 11/149:10 amALC - SEA
2 stops34h 34mIberia
Deal found 8/18$611
This KLM deal was found by Cheapflights users on 8/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/33:00 pmSEA - ALC
1 stop17h 55mKLM
Fri 11/1410:20 amALC - SEA
2 stops21h 05mKLM
Deal found 8/18$666
This British Airways deal was found by Cheapflights users on 8/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/101:30 pmSEA - ALC
1 stop22h 45mBritish Airways
Thu 10/1611:00 amALC - SEA
1 stop33h 35mBritish Airways
Deal found 8/19$674
This Mytrip deal was found by Cheapflights users on 8/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/104:20 pmSEA - ALC
3 stops31h 15mMultiple Airlines
Thu 10/167:25 pmALC - SEA
2 stops27h 35mMultiple Airlines
Deal found 8/19$690
This Iberia deal was found by Cheapflights users on 8/18. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:26 amSEA - ALC
2 stops22h 39mIberia
Thu 10/99:15 amALC - SEA
2 stops22h 44mIberia
Deal found 8/18$693
This KLM deal was found by Cheapflights users on 8/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:40 pmSEA - ALC
1 stop35h 50mKLM
Thu 10/910:20 amALC - SEA
1 stop34h 30mKLM
Deal found 8/18$706

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Alicante 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 August 20, 2025.
Use the filters below to find and compare flights from Seattle to Alicante that are best for you.

Fly from

Seattle

Fly to

Alicante

Route

Depart

Return

Price

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Fri 10/10

4:20 pm-7:35 pm

1 stop18h 15m

Alicante

Thu 10/16

11:05 am-2:00 pm

2 stops35h 55m

$448

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Mon 11/3

2:35 pm-2:10 pm

1 stop14h 35m

Alicante

Fri 11/14

9:35 pm-5:00 pm

1 stop28h 25m

$528

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Mon 11/3

7:23 am-8:55 pm

2 stops28h 32m

Alicante

Fri 11/14

9:10 am-10:44 am

2 stops34h 34m

$611

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Mon 11/3

3:00 pm-5:55 pm

1 stop17h 55m

Alicante

Fri 11/14

10:20 am-10:25 pm

2 stops21h 05m

$666

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Fri 10/10

1:30 pm-9:15 pm

1 stop22h 45m

Alicante

Thu 10/16

11:00 am-11:35 am

1 stop33h 35m

$674

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Fri 10/10

4:20 pm-8:35 am

3 stops31h 15m

Alicante

Thu 10/16

7:25 pm-2:00 pm

2 stops27h 35m

$690

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Thu 10/2

5:26 am-1:05 pm

2 stops22h 39m

Alicante

Thu 10/9

9:15 am-10:59 pm

2 stops22h 44m

$693

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Mon 9/15

9:33 pm-1:15 am

2 stops42h 42m

$395

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Best time to book a flight from Seattle to Alicante

Have a flexible travel schedule? Discover the best time to fly to Alicante 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 Alicante

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

Currently, February is the cheapest month in which you can book a flight from Seattle to Alicante (average of $641). Flying from Seattle to Alicante in June is currently the most expensive (average of $1,122). 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 ALC?

Find hourly flight availability from Seattle to Alicante. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2025.

When flying from Seattle to Alicante, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 40% versus a flight in the evening.

Reviews of airlines servicing Alicante

Get insights into the airlines that provide service to Alicante. 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 Alicante. Reviews last updated August 20, 2025.
Peruse reviews from past customers who have flown with KLM, Icelandair, and British Airways from Seattle to Alicante to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,388 reviews

Entertainment

7.1

Overall

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,388 reviews
KLM
7.8
Good
1,388 reviews

Entertainment

7.1

Overall

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Icelandair
7.0
Good
529 reviews
KLM
7.8
Good
1,388 reviews

Entertainment

7.1

Overall

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.7
Okay
7,289 reviews
KLM
7.8
Good
1,388 reviews

Entertainment

7.1

Overall

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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

  • How long is the flight from Seattle to Alicante?

    Scandinavian Airlines and Icelandair can get you from Seattle to Alicante in just under 14h 35m. Your travel time can differ by up to 3h 40m. There are 5510 mi between Seattle and Alicante. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Seattle to Alicante round-trip?

    Currently priced at $622, Icelandair will fly you from Seattle to Alicante and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and KLM - these airlines can fly you to your destination from $655 and $748, respectively. These flights start at 50% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Seattle to Alicante?

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

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

    Yes. Cheapflights offers flight deals from Seattle to Alicante 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 Alicante?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Alicante (average of $641). Flying from Seattle to Alicante in June is currently the most expensive (average of $1,122). 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.

See more FAQs

Traveling to a place near Alicante?

Book flights to Alicante if you plan to visit one of these locations
Torrevieja

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Top 3 airlines flying from Seattle to Alicante

Discover the top 3 airlines that operate flights from Seattle to Alicante. 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$622Average$879FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$655Average$1,009FlexibilityNo cancel feeOn-time70%
KLMCheapest$748Average$1,027FlexibilityNo cancel feeOn-time75%

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