HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Alicante

$417+ 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ALC
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Alicante with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 September 15, 2025.

Round-trip from

$492
(oojo)

One-way from

$417
(Ovago)

Popular in

June

Cheapest in

November

Average price

$1,021
From Seattle/Tacoma Intl to Alicante
Search Deals
One-way flight from Seattle/Tacoma Intl to Alicante
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($265 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($72 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

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 September 15, 2025.

This oojo deal was found by Cheapflights users on 9/15. 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 9/15$492
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/301:40 pmSEA - ALC
2 stops44h 05mScandinavian Airlines
Thu 11/66:35 pmALC - SEA
2 stops36h 47mScandinavian Airlines
Deal found 9/15$513
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Mon 11/33:37 pmSEA - ALC
2 stops18h 18mSWISS
Fri 11/149:55 amALC - SEA
2 stops22h 20mSWISS
Deal found 9/14$575
This KLM deal was found by Cheapflights users on 9/15. 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 stops20h 54mKLM
Deal found 9/15$626
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/303:00 pmSEA - ALC
1 stop18h 05mMultiple Airlines
Thu 11/610:05 amALC - SEA
2 stops22h 10mMultiple Airlines
Deal found 9/15$649
This Travelocity deal was found by Cheapflights users on 9/14. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:00 pmSEA - ALC
1 stop18h 05mMultiple Airlines
Fri 11/289:55 amALC - SEA
2 stops19h 56mMultiple Airlines
Deal found 9/14$694
This KLM deal was found by Cheapflights users on 9/15. 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 10/304:00 pmSEA - ALC
1 stop17h 55mKLM
Thu 11/66:50 pmALC - SEA
1 stop25h 55mKLM
Deal found 9/15$706
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Wed 11/1212:59 amSEA - ALC
2 stops25h 41mAer Lingus
Fri 11/2812:20 pmALC - SEA
1 stop15h 00mAer Lingus
Deal found 9/14$845
This FlightHub deal was found by Cheapflights users on 9/15. 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.
Sun 11/28:15 pmSEA - ALC
2 stops32h 55mIcelandair
Fri 11/79:35 pmALC - SEA
1 stop28h 25mIcelandair
Deal found 9/15$912

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 September 15, 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

Thu 10/30

1:40 pm-5:45 pm

2 stops44h 05m

Alicante

Thu 11/6

6:35 pm-10:22 pm

2 stops36h 47m

$513

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Mon 11/3

1:20 pm-6:55 pm

2 stops20h 35m

Alicante

Fri 11/14

9:55 am-11:15 pm

2 stops22h 20m

$575

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Mon 11/3

3:00 pm-9:30 am

1 stop33h 30m

Alicante

Fri 11/14

10:20 am-10:14 pm

2 stops20h 54m

$626

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Thu 10/30

3:00 pm-5:05 pm

1 stop18h 05m

Alicante

Thu 11/6

10:05 am-11:15 pm

2 stops22h 10m

$649

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Sun 3/8

2:00 pm-5:45 pm

2 stops43h 45m

Alicante

Thu 3/12

6:35 pm-10:16 pm

2 stops35h 41m

$683

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Thu 11/13

2:00 pm-5:05 pm

1 stop18h 05m

Alicante

Fri 11/28

9:55 am-8:51 pm

2 stops19h 56m

$694

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Thu 10/30

4:00 pm-5:55 pm

1 stop17h 55m

Alicante

Thu 11/6

6:50 pm-11:45 am

1 stop25h 55m

$706

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Wed 11/12

12:59 am-11:40 am

2 stops25h 41m

Alicante

Fri 11/28

12:20 pm-6:20 pm

1 stop15h 00m

$845

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Sun 9/28

4:20 pm-8:30 pm

2 stops19h 10m

$417

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Sun 9/28

6:50 pm-5:20 pm

1 stop13h 30m

$470

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 11 results
1
2

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 $1,117). 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 September 15, 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 September 15, 2025.
Peruse reviews from past customers who have flown with KLM and Icelandair 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
1,385 reviews

Crew

8.4

Comfort

7.7

Overall

7.8

Entertainment

7.2

Boarding

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,385 reviews
KLM
7.8
Good
1,385 reviews

Crew

8.4

Comfort

7.7

Overall

7.8

Entertainment

7.2

Boarding

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Icelandair
7.0
Good
544 reviews
KLM
7.8
Good
1,385 reviews

Crew

8.4

Comfort

7.7

Overall

7.8

Entertainment

7.2

Boarding

7.8

Food

7.3

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

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, SWISS, and KLM can get you from Seattle to Alicante in just under 20h 35m. Your travel time can differ by up to 23h 30m. 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 $526, Icelandair will fly you from Seattle to Alicante and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on KLM for as low as $814. These flights start at 51% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Seattle to Alicante are Scandinavian Airlines ($417), Lufthansa ($470), and TAP AIR PORTUGAL ($798).

  • 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 $1,117). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Other flights to Alicante

Explore flights to Alicante departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2025.
Alicante to Ibiza flights
Alicante to Ibiza flights
Alicante to London Stansted Airport flights
Alicante to Palma de Mallorca flights
Alicante to Palma de Mallorca flights
Alicante to London Gatwick Airport flights
Alicante to Madrid flights
Alicante to Budapest flights
Alicante to Barcelona-El Prat Airport flights
Alicante to Paris Orly Airport flights
Alicante to Barcelona-El Prat Airport flights
Alicante to Amsterdam flights
Alicante to Leeds flights
Alicante to Vienna flights
Alicante to London Stansted Airport flights
Alicante to London Gatwick Airport flights
Alicante to Helsinki flights
Alicante to Paris Orly Airport flights

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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$526Average$879FlexibilityNo cancel feeOn-time76%
KLMCheapest$814Average$1,027FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.