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Cheap flights from Seattle to Alicante from $386

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Alicante departing on 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Seattle to Alicante

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
2:35 pm - 9:55 pm
SEA
-
ALC
22h 20m1 stop
Icelandair Logo
10:55 pm - 5:00 pm
ALC
-
SEA
27h 05m1 stop
$386Icelandair
Mon, Jan 12 - Tue, Jan 20
KLM Logo
7:40 am - 12:40 pm
SEA
-
ALC
20h 00m2 stops
KLM Logo
10:20 am - 11:40 am
ALC
-
SEA
34h 20m1 stop
$455KLM
Thu, Jan 29 - Thu, Feb 5
KLM Logo
3:10 pm - 9:25 am
SEA
-
ALC
33h 15m1 stop
KLM Logo
10:20 am - 11:40 am
ALC
-
SEA
34h 20m1 stop
$456KLM
Thu, Jan 29 - Thu, Feb 5
Multiple Airlines Logo
2:00 pm - 5:05 pm
SEA
-
ALC
18h 05m1 stop
Multiple Airlines Logo
5:45 pm - 8:57 pm
ALC
-
SEA
36h 12m2 stops
$457Multiple Airlines
Thu, Jan 29 - Thu, Feb 5
KLM Logo
7:10 am - 12:40 pm
SEA
-
ALC
20h 30m2 stops
KLM Logo
10:20 am - 9:49 pm
ALC
-
SEA
20h 29m2 stops
$463KLM
Thu, Jan 29 - Thu, Feb 5
KLM Logo
3:10 pm - 9:25 am
SEA
-
ALC
33h 15m1 stop
KLM Logo
8:15 pm - 11:40 am
ALC
-
SEA
24h 25m1 stop
$478KLM
Wed, Jan 28 - Wed, Feb 4
KLM Logo
11:25 am - 5:55 pm
SEA
-
ALC
21h 30m2 stops
KLM Logo
10:25 am - 11:40 am
ALC
-
SEA
34h 15m1 stop
$482KLM
Wed, Jan 28 - Wed, Feb 4
KLM Logo
7:40 am - 12:40 pm
SEA
-
ALC
20h 00m2 stops
KLM Logo
10:20 am - 9:49 pm
ALC
-
SEA
20h 29m2 stops
$492KLM
Thu, Jan 29 - Thu, Feb 5
Multiple Airlines Logo
6:50 pm - 1:15 pm
SEA
-
ALC
33h 25m1 stop
Multiple Airlines Logo
9:30 pm - 10:07 pm
ALC
-
SEA
33h 37m2 stops
$516Multiple Airlines
Mon, Jan 12 - Tue, Jan 20
Multiple Airlines Logo
8:35 am - 1:15 pm
SEA
-
ALC
43h 40m2 stops
Multiple Airlines Logo
9:30 pm - 10:07 pm
ALC
-
SEA
33h 37m2 stops
$518Multiple Airlines
Mon, Jan 12 - Tue, Jan 20

KLM flights from Seattle to Alicante

Our best KLM deals on Seattle to Alicante flight tickets
KLM
Jan 29
SEA7:40 amSeattle/Tacoma Intl
20h 00m
2 stops
ALC12:40 pmAlicante
Feb 5
ALC10:20 amAlicante
34h 20m
1 stop
SEA11:40 amSeattle/Tacoma Intl
$455
Find similar
KLM
Jan 29
SEA3:10 pmSeattle/Tacoma Intl
33h 15m
1 stop
ALC9:25 amAlicante
Feb 5
ALC10:20 amAlicante
34h 20m
1 stop
SEA11:40 amSeattle/Tacoma Intl
$456
Find similar
KLM
Jan 29
SEA7:10 amSeattle/Tacoma Intl
20h 30m
2 stops
ALC12:40 pmAlicante
Feb 5
ALC10:20 amAlicante
20h 29m
2 stops
SEA9:49 pmSeattle/Tacoma Intl
$463
Find similar

British Airways flights from Seattle to Alicante

Our best British Airways deals on Seattle to Alicante flight tickets
British Airways
Mar 22
SEA7:50 pmSeattle/Tacoma Intl
31h 20m
1 stop
ALC11:10 amAlicante
Apr 4
ALC10:05 pmAlicante
29h 20m
1 stop
SEA6:25 pmSeattle/Tacoma Intl
$852
Find similar
British Airways
Feb 2
SEA6:50 pmSeattle/Tacoma Intl
33h 25m
1 stop
ALC1:15 pmAlicante
Feb 5
ALC11:10 amAlicante
41h 08m
2 stops
SEA7:18 pmSeattle/Tacoma Intl
$983
Find similar
British Airways
Feb 2
SEA6:50 pmSeattle/Tacoma Intl
33h 25m
1 stop
ALC1:15 pmAlicante
Feb 5
ALC11:10 amAlicante
33h 20m
1 stop
SEA11:30 amSeattle/Tacoma Intl
$988
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 16, 2025.
Use the filters below to find and compare flights from Seattle to Alicante that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Mon 1/12

2:35 pm-9:55 pm

1 stop22h 20m

Alicante

Tue 1/20

10:55 pm-5:00 pm

1 stop27h 05m

$386

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Thu 1/29

7:40 am-12:40 pm

2 stops20h 00m

Alicante

Thu 2/5

10:20 am-11:40 am

1 stop34h 20m

$455

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Thu 1/29

3:10 pm-9:25 am

1 stop33h 15m

Alicante

Thu 2/5

10:20 am-11:40 am

1 stop34h 20m

$456

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Thu 1/29

2:00 pm-5:05 pm

1 stop18h 05m

Alicante

Thu 2/5

5:45 pm-8:57 pm

2 stops36h 12m

$457

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Thu 1/29

7:10 am-12:40 pm

2 stops20h 30m

Alicante

Thu 2/5

10:20 am-9:49 pm

2 stops20h 29m

$463

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Wed 1/28

3:10 pm-9:25 am

1 stop33h 15m

Alicante

Wed 2/4

8:15 pm-11:40 am

1 stop24h 25m

$478

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Wed 1/28

11:25 am-5:55 pm

2 stops21h 30m

Alicante

Wed 2/4

10:25 am-11:40 am

1 stop34h 15m

$482

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Thu 1/29

7:40 am-12:40 pm

2 stops20h 00m

Alicante

Thu 2/5

10:20 am-9:49 pm

2 stops20h 29m

$492

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Mon 1/12

6:50 pm-1:15 pm

1 stop33h 25m

Alicante

Tue 1/20

9:30 pm-10:07 pm

2 stops33h 37m

$516

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Mon 1/12

8:35 am-1:15 pm

2 stops43h 40m

Alicante

Tue 1/20

9:30 pm-10:07 pm

2 stops33h 37m

$518

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Alicante from

How to get the cheapest flight ticket from Seattle to Alicante

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Alicante?

The month of January is, on average, the cheapest month to fly to Alicante from Seattle, with most prices found around $542. The month of November is another great option to travel to Alicante, with average flight prices from Seattle averaging around $548.

What is the cheapest day to depart on your flight to Alicante?

Our data shows that Wednesday is the least expensive day to fly to Alicante. Tickets to fly out on this day can be as low as $1,058. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Alicante for around $1,353.

What is the cheapest time of day to depart on your flight to Alicante?

In the morning is the cheapest time of day to fly from Seattle to Alicante when you can find flight prices for as low as $814. Flying to Alicante in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,353 on average. Flights to Alicante from Seattle in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Seattle to Alicante

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Alicante according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Alicante (SEA to ALC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Alicante

Fastest flight time

18h 00m

Direct flights

None
The fastest flight from Seattle to Alicante takes 18h 00m
There are no direct flights from Seattle to Alicante. There are no popular flight routes from Seattle to Alicante.
Search flight deals

  • How far is Seattle/Tacoma Intl to Alicante by plane?

    The straight-line distance from Seattle/Tacoma Intl to Alicante is 5501.4 mi. By plane, this route typically takes 18h 00m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Alicante Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Alicante Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Alicante Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Alicante Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Alicante Airport.

  • What documentation or ID do you need to fly to Alicante Airport?

    The travel and health documents required for your trip to Alicante Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Alicante Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Seattle to Alicante?

Best airlines flying from Seattle to Alicante

Compare and see reviews for airlines that fly from Seattle to Alicante with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $526Free CancellationRating
7.0
591 reviews
Search Icelandair flights
KLMPriceFrom $721Free CancellationRating
7.7
1,430 reviews
Search KLM flights

Traveling to a place near Alicante?

Book flights to Alicante if you plan to visit one of these locations
Benidorm
Torrevieja
Altea
Guardamar del Segura
Calp
el Campello
Albacete
Javea
Villajoyosa
La Manga
Oliva
Orihuela
Los Alcázares
Moraira

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Alicante?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Alicante. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Alicante with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Alicante from Seattle with this policy.

How can momondo help me find flights from Seattle to Alicante?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Alicante from Seattle.

I’m not ready to book a flight from Seattle to Alicante right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Alicante flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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