Cheap flights from Seattle to Costa Rica from $166
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 Costa Rica departing on 5/28. 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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United Airlines flights from Seattle to Costa Rica
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How to get the cheapest flight ticket from Seattle to Costa Rica
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 Costa Rica?
The cheapest month to fly to Costa Rica from Seattle is in May. Flight prices, which tend to average around $575, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in May, then September is your next best option. Flight prices from Seattle to Costa Rica during September average around $612.
What is the cheapest day to depart on your flight to Costa Rica?
According to our data, Tuesday is the cheapest day to fly to Costa Rica from Seattle. The lowest ticket price found for a Tuesday departure recently was $576. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $782. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.
What is the cheapest time of day to depart on your flight to Costa Rica?
At noon is the cheapest time of day to fly from Seattle to Costa Rica when you can find flight prices for as low as $658. Flying to Costa Rica at noon is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly in the morning, with an average ticket price of $693. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Seattle/Tacoma Intl to Costa Rica flight route?
Fly from Seattle/Tacoma Intl to Liberia for the best Seattle/Tacoma Intl - Costa Rica flight prices
How far in advance should I book a flight to Costa Rica?
You are more likely to see cheaper flights to Costa Rica from Seattle when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $680 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Seattle for as low as $588 on momondo.
What cabin class options are available on Seattle/Tacoma Intl to Costa Rica flights?
There are 3 cabin classes available to choose from on Seattle/Tacoma Intl to Costa Rica flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Seattle/Tacoma Intl to Costa Rica?
Spirit Airlines, Alaska Airlines, and American Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Costa Rica
What airlines fly to Costa Rica?
American Airlines, United Airlines and Alaska Airlines are the top three most popular airlines that fly to Costa Rica from Seattle according to our data. American Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Costa Rica. Keep in mind that there are 9 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.
Cheap Seattle to Costa Rica flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Costa Rica
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Costa Rica?
Prices for flights from Seattle/Tacoma Intl Airport to Costa Rica refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Costa Rica?
There are 9 operators available for flights from Seattle/Tacoma Intl Airport to Costa Rica as of April 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Costa Rica?
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 Costa Rica.
What documentation or ID do you need to fly to Costa Rica?
The necessary travel and health documents for your Costa Rica trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Costa Rica?
momondo data reveals that the most frequently booked plane model on the route from Seattle to Costa Rica is Boeing 737 MAX 8, representing 90.00% of all bookings. The subsequent popular model is Boeing 737-900 Passenger/BBJ3 (winglets) at 10.00%.
Best airlines flying from Seattle to Costa Rica
Compare and see reviews for airlines that fly from Seattle to Costa Rica with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $164 | Free Cancellation | Rating 6.7 2,317 reviews | |||
| PriceFrom $275 | Free Cancellation | Rating 6.3 7,962 reviews | |||
| PriceFrom $394 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $438 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $441 | Free Cancellation | Rating 8.0 9,968 reviews | |||
| PriceFrom $491 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $521 | Free Cancellation | Rating 8.0 4,294 reviews | |||
| PriceFrom $528 | Free Cancellation | Rating 7.5 1,414 reviews | |||
| PriceFrom $709 | Free Cancellation | Rating 7.5 1,698 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Costa Rica?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Costa Rica for you.
Can I find flights from Seattle to Costa Rica with flexible booking policies on momondo?
All flight searches from Seattle to Costa Rica on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Seattle to Costa Rica?
Once all potential Seattle to Costa Rica flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Seattle to Costa Rica right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Seattle to Costa Rica now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Costa Rica and let you know when they change.