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Cheap flights from Seattle to Alicante from $417

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Alicante departing on 9/28. 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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Find the cheapest flights from Seattle to Alicante

Cheap round-trip flights

Icelandair Logo
2:35 pm - 2:10 pmSEA-ALC
14h 35m1 stop
Icelandair Logo
9:35 pm - 5:00 pmALC-SEA
28h 25m1 stop
$492Icelandair
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Mon, Nov 3 - Fri, Nov 14
Scandinavian Airlines Logo
1:40 pm - 5:45 pmSEA-ALC
44h 05m2 stops
Scandinavian Airlines Logo
6:35 pm - 10:22 pmALC-SEA
36h 47m2 stops
$513Scandinavian Airlines
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Thu, Oct 30 - Thu, Nov 6
SWISS Logo
3:37 pm - 6:55 pmSEA-ALC
18h 18m2 stops
SWISS Logo
9:55 am - 11:15 pmALC-SEA
22h 20m2 stops
$575SWISS
Find Deal
Mon, Nov 3 - Fri, Nov 14
KLM Logo
3:00 pm - 5:55 pmSEA-ALC
17h 55m1 stop
KLM Logo
10:20 am - 10:14 pmALC-SEA
20h 54m2 stops
$626KLM
Find Deal
Mon, Nov 3 - Fri, Nov 14
Multiple Airlines Logo
3:00 pm - 5:05 pmSEA-ALC
18h 05m1 stop
Multiple Airlines Logo
10:05 am - 11:15 pmALC-SEA
22h 10m2 stops
$649Multiple Airlines
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Thu, Oct 30 - Thu, Nov 6
Multiple Airlines Logo
2:00 pm - 5:05 pmSEA-ALC
18h 05m1 stop
Multiple Airlines Logo
9:55 am - 8:51 pmALC-SEA
19h 56m2 stops
$694Multiple Airlines
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Thu, Nov 13 - Fri, Nov 28
KLM Logo
4:00 pm - 5:55 pmSEA-ALC
17h 55m1 stop
KLM Logo
6:50 pm - 11:45 amALC-SEA
25h 55m1 stop
$706KLM
Find Deal
Thu, Oct 30 - Thu, Nov 6
Aer Lingus Logo
12:59 am - 11:40 amSEA-ALC
25h 41m2 stops
Aer Lingus Logo
12:20 pm - 6:20 pmALC-SEA
15h 00m1 stop
$845Aer Lingus
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Wed, Nov 12 - Fri, Nov 28
Aer Lingus Logo
1:04 am - 6:40 pmSEA-ALC
32h 36m2 stops
Aer Lingus Logo
7:20 pm - 6:20 pmALC-SEA
32h 00m1 stop
$1,080Aer Lingus
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Fri, Dec 12 - Tue, Dec 30
SWISS Logo
2:52 pm - 9:15 amSEA-ALC
33h 23m2 stops
SWISS Logo
7:45 pm - 9:07 pmALC-SEA
34h 22m2 stops
$1,101SWISS
Find Deal
Sat, Dec 13 - Tue, Dec 30

Iberia flights from Seattle to Alicante

Our best Iberia deals on Seattle to Alicante flight tickets
Iberia
Mar 8
SEA12:50 pmSeattle/Tacoma Intl
24h 05m
2 stops
ALC8:55 pmAlicante
Mar 12
ALC7:00 amAlicante
25h 49m
2 stops
SEA12:49 amSeattle/Tacoma Intl
$1,279
Find similar
Iberia
Nov 1
SEA12:59 amSeattle/Tacoma Intl
24h 01m
2 stops
ALC9:00 amAlicante
Nov 7
ALC9:10 amAlicante
23h 08m
2 stops
SEA11:18 pmSeattle/Tacoma Intl
$1,375
Find similar
Iberia
Dec 12
SEA12:31 amSeattle/Tacoma Intl
23h 04m
2 stops
ALC8:35 amAlicante
Dec 30
ALC9:30 pmAlicante
46h 06m
2 stops
SEA10:36 amSeattle/Tacoma Intl
$1,396
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Aer Lingus flights from Seattle to Alicante

Our best Aer Lingus deals on Seattle to Alicante flight tickets
Aer Lingus
Nov 12
SEA12:59 amSeattle/Tacoma Intl
25h 41m
2 stops
ALC11:40 amAlicante
Nov 28
ALC12:20 pmAlicante
15h 00m
1 stop
SEA6:20 pmSeattle/Tacoma Intl
$845
Find similar
Aer Lingus
Dec 12
SEA1:04 amSeattle/Tacoma Intl
32h 36m
2 stops
ALC6:40 pmAlicante
Dec 30
ALC7:20 pmAlicante
32h 00m
1 stop
SEA6:20 pmSeattle/Tacoma Intl
$1,080
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 September 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 11/3

2:35 pm-2:10 pm

1 stop14h 35m

Alicante

Fri 11/14

9:35 pm-5:00 pm

1 stop28h 25m

$492

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

3:37 pm-6:55 pm

2 stops18h 18m

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-5:55 pm

1 stop17h 55m

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

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

Fri 12/12

1:04 am-6:40 pm

2 stops32h 36m

Alicante

Tue 12/30

7:20 pm-6:20 pm

1 stop32h 00m

$1,080

SeattleAlicante

SEA - ALC

SEAALC

Seattle/Tacoma Intl

Sat 12/13

2:52 pm-9:15 am

2 stops33h 23m

Alicante

Tue 12/30

7:45 pm-9:07 pm

2 stops34h 22m

$1,101

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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 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

Direct flights

None
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 14h 35m.

  • 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
544 reviews
Search Icelandair flights
KLMPriceFrom $814Free CancellationRating
7.8
1,386 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
Calp
Guardamar del Segura
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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