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Alicante

$578+ Cheap flights from Seattle (SEA) to Alicante (ALC)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ALC
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$578
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,241
From Seattle/Tacoma Intl to Alicante
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($508 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($128 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Fri 8/157:35 pmSEA - ALC
1 stop18h 50mMultiple Airlines
Fri 8/2210:25 amALC - SEA
1 stop16h 25mMultiple Airlines
Deal found 7/1$578
This FlightHub deal was found by Cheapflights users on 7/3. 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.
Mon 10/62:20 pmSEA - ALC
1 stop17h 35mLufthansa
Tue 10/215:45 pmALC - SEA
1 stop27h 10mLufthansa
Deal found 7/3$615
This oojo deal was found by Cheapflights users on 7/1. 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.
Sun 8/174:00 pmSEA - ALC
2 stops17h 40mScandinavian Airlines
Sun 8/247:00 pmALC - SEA
1 stop27h 50mScandinavian Airlines
Deal found 7/1$653
This SWISS deal was found by Cheapflights users on 7/3. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/14:25 pmSEA - ALC
1 stop18h 00mSWISS
Fri 9/1212:15 pmALC - SEA
1 stop35h 35mSWISS
Deal found 7/3$727
This KLM deal was found by Cheapflights users on 7/1. 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 9/15:40 pmSEA - ALC
1 stop29h 40mKLM
Fri 9/1210:35 pmALC - SEA
1 stop22h 10mKLM
Deal found 7/1$781
This Flighttix deal was found by Cheapflights users on 7/1. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1412:46 amSEA - ALC
2 stops27h 19mIberia
Fri 8/229:15 amALC - SEA
2 stops20h 02mIberia
Deal found 7/1$1,042

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 July 3, 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 8/15

7:35 pm-11:25 pm

1 stop18h 50m

Alicante

Fri 8/22

10:25 am-5:50 pm

1 stop16h 25m

$578

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Sun 8/17

4:00 pm-6:40 pm

2 stops17h 40m

Alicante

Sun 8/24

7:00 pm-1:50 pm

1 stop27h 50m

$653

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Mon 9/1

4:25 pm-7:25 pm

1 stop18h 00m

Alicante

Fri 9/12

12:15 pm-2:50 pm

1 stop35h 35m

$727

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Mon 9/1

5:40 pm-8:20 am

1 stop29h 40m

Alicante

Fri 9/12

10:35 pm-11:45 am

1 stop22h 10m

$781

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Fri 8/15

2:20 pm-5:00 pm

1 stop17h 40m

Alicante

Fri 8/22

5:50 pm-11:55 am

1 stop27h 05m

$931

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Thu 8/14

12:46 am-1:05 pm

2 stops27h 19m

Alicante

Fri 8/22

9:15 am-8:17 pm

2 stops20h 02m

$1,042

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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 $1,121). 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 July 3, 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.

How much does it cost to fly round-trip from Seattle to Alicante?

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 July 3, 2025.
Peruse reviews from past customers who have flown with KLM, SWISS, and Scandinavian Airlines 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
1,367 reviews

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

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
1,367 reviews
KLM
7.8
Good
1,367 reviews

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

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.
SWISS
7.5
Good
1,654 reviews
KLM
7.8
Good
1,367 reviews

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

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.
Scandinavian Airlines
7.3
Good
1,416 reviews
KLM
7.8
Good
1,367 reviews

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

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.
Iberia
7.0
Good
2,820 reviews
KLM
7.8
Good
1,367 reviews

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

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.
Lufthansa
6.8
Okay
7,207 reviews
KLM
7.8
Good
1,367 reviews

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

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.

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

    Currently priced at $615, Lufthansa will fly you from Seattle to Alicante and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Scandinavian Airlines and SWISS - these airlines can fly you to your destination from $653 and $727, 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 $1,121). 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 Seattle?

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

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Top 2 airlines flying from Seattle to Alicante

Discover the top 2 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$655Average$1,009FlexibilityNo cancel feeOn-time70%
KLMCheapest$748Average$1,110FlexibilityNo cancel feeOn-time75%

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