$226 Find Cheap Flights from Costa Rica to Seattle - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Seattle departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap Flights from Costa Rica to Seattle

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Costa Rica to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Costa Rica to Seattle

Sat, Sep 12 - Sun, Sep 20
Multiple Airlines Logo
6:00 am - 9:54 pm
SJO
-
SEA
16h 54m
1 stop
Multiple Airlines Logo
5:34 pm - 1:57 pm
SEA
-
SJO
19h 23m
1 stop
$559Multiple Airlines
Sat, Oct 24 - Sun, Nov 1
Multiple Airlines Logo
5:45 am - 7:53 pm
SJO
-
SEA
15h 08m
1 stop
Multiple Airlines Logo
8:00 am - 11:15 pm
SEA
-
SJO
13h 15m
1 stop
$560Multiple Airlines
Thu, Aug 6 - Wed, Sep 30
Multiple Airlines Logo
5:45 am - 7:11 pm
SJO
-
SEA
14h 26m
2 stops
Multiple Airlines Logo
9:57 am - 11:15 pm
SEA
-
SJO
12h 18m
2 stops
$561Multiple Airlines
Sun, Aug 16 - Thu, Aug 20
Multiple Airlines Logo
4:35 pm - 10:16 am
SJO
-
SEA
18h 41m
1 stop
Multiple Airlines Logo
9:35 am - 11:15 pm
SEA
-
SJO
12h 40m
1 stop
$562Multiple Airlines
Sat, Jul 25 - Fri, Sep 11
United Airlines Logo
6:00 am - 7:38 pm
SJO
-
SEA
14h 38m
1 stop
United Airlines Logo
10:55 am - 7:15 am
SEA
-
SJO
19h 20m
1 stop
$565United Airlines
Sun, Aug 16 - Thu, Aug 20
Multiple Airlines Logo
3:10 pm - 9:51 pm
SJO
-
SEA
31h 41m
2 stops
Multiple Airlines Logo
9:35 am - 11:15 pm
SEA
-
SJO
12h 40m
1 stop
$566Multiple Airlines
Thu, Sep 3 - Fri, Sep 4
Multiple Airlines Logo
5:45 am - 6:26 pm
SJO
-
SEA
13h 41m
2 stops
Multiple Airlines Logo
6:49 am - 11:40 pm
SEA
-
SJO
15h 51m
2 stops
$567Multiple Airlines
Tue, Sep 1 - Tue, Sep 8
Multiple Airlines Logo
5:45 am - 7:39 pm
SJO
-
SEA
14h 54m
2 stops
Multiple Airlines Logo
2:56 pm - 11:45 am
SEA
-
SJO
19h 49m
3 stops
$568Multiple Airlines
Mon, Sep 21 - Fri, Sep 25
United Airlines Logo
7:55 am - 9:51 pm
SJO
-
SEA
14h 56m
2 stops
United Airlines Logo
3:18 pm - 12:21 pm
SEA
-
SJO
20h 03m
2 stops
$570United Airlines
Wed, Aug 5 - Wed, Sep 30
Multiple Airlines Logo
5:45 am - 7:03 pm
SJO
-
SEA
14h 18m
2 stops
Multiple Airlines Logo
1:30 pm - 8:30 am
SEA
-
SJO
18h 00m
2 stops
$574Multiple Airlines
Booking Insights

KAYAK's insights & trends for flights to Seattle

Get data-powered insights and trends for flights to Seattle to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest day to fly to Seattle?

The average price of all round-trip flights to Seattle clicked on KAYAK for each day over the last 12 months.

Based on KAYAK data, the cheapest day to fly to Seattle is Sunday where round-trip tickets can be as cheap as $871. On the other hand, the most expensive day to fly is Sunday, where round-trip prices are $871 on average.

What is the cheapest month to fly to Seattle?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights to Seattle, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights to Seattle is March, where tickets cost $216 on average for return flights. On the other hand, the most expensive months are August and June, where the average cost of tickets from Costa Rica is $475 and $397 respectively. For one-way flights, the best month to travel is November with an average price of $167.

How far in advance should I book a flight to Seattle?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights to Seattle, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 9 weeks before departure.

Find deals

Good to know

Low seasonFebruary
Cheapest flight$226
Best time to beat the crowds with an average 6% drop in price.
Most popular time to fly and prices are also 5% lower on average.
Flight from San José to Seattle

FAQs - booking Seattle flights

  • How far is Seattle/Tacoma Intl Airport from central Seattle?

    Central Seattle is 11 miles away from Seattle/Tacoma Intl Airport.

  • What is the name of Seattle’s airport?

    There is only 1 airport in Seattle, called Seattle/Tacoma Intl Airport (SEA). It can also be referred to as Seattle-Tacoma Intl, Seattle/Tacoma, or Seattle/Tacoma Intl.

  • How does KAYAK find such low prices on flights to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • How many direct flights to Seattle are there each week?

    Each week there are around 14,321 direct flights from within Costa Rica to Seattle. The most common day for departures is Sunday, with 18% of flights taking off on this day.

Top tips for finding cheap flights to Seattle

  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest Seattle flight deals.

Everything you need to know for your flight to Seattle

Information on the airport you'll fly into in Seattle

Seattle (SEA)