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Cheap flights from Bellingham to Costa Rica from $520

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bellingham to Costa Rica departing on 12/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Bellingham to Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:01 pm - 11:25 pmBLI  Bellingham-SJO San José Juan Santamaria Intl
27h 24m2 stops Seattle/Tacoma Intl Los Angeles
Alaska Airlines Logo
1:23 am - 10:36 pmSJO  San José Juan Santamaria Intl-BLI Bellingham
23h 13m2 stops Los Angeles Portland
$798Alaska Airlines
Sun, Jan 31 - Wed, Feb 3
Multiple Airlines Logo
7:26 pm - 11:15 pmBLI  Bellingham-SJO San José Juan Santamaria Intl
50h 49m3 stops Seattle/Tacoma Intl Los Angeles Guatemala City La Aurora
Multiple Airlines Logo
7:45 am - 11:44 pmSJO  San José Juan Santamaria Intl-BLI Bellingham
16h 59m2 stops Miami Seattle/Tacoma Intl
$979Multiple Airlines
Tue, Sep 15 - Wed, Sep 23
Multiple Airlines Logo
7:26 pm - 3:05 pmBLI  Bellingham-SJO San José Juan Santamaria Intl
42h 39m2 stops Seattle/Tacoma Intl Miami
Multiple Airlines Logo
7:45 am - 11:44 pmSJO  San José Juan Santamaria Intl-BLI Bellingham
16h 59m2 stops Miami Seattle/Tacoma Intl
$1,014Multiple Airlines
Tue, Sep 15 - Wed, Sep 23
Multiple Airlines Logo
7:26 pm - 11:15 pmBLI  Bellingham-SJO San José Juan Santamaria Intl
50h 49m3 stops Seattle/Tacoma Intl Los Angeles Guatemala City La Aurora
Multiple Airlines Logo
4:35 pm - 6:46 pmSJO  San José Juan Santamaria Intl-BLI Bellingham
27h 11m3 stops Guatemala City La Aurora New York John F Kennedy Intl Seattle/Tacoma Intl
$1,031Multiple Airlines
Tue, Sep 15 - Wed, Sep 23

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Customize your flight search to find flights from Bellingham to Costa Rica 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 August 18, 2026.
Use the filters below to find and compare flights from Bellingham to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BellinghamSan José

BLI Bellingham - SJO San José Juan Santamaria Intl

BLISJO

Bellingham

Sun 1/31

6:01 pm-11:25 pm

2 stops27h 24m

San José Juan Santamaria Intl

Wed 2/3

1:23 am-10:36 pm

2 stops23h 13m

$798

BellinghamSan José

BLI Bellingham - SJO San José Juan Santamaria Intl

BLISJO

Bellingham

Tue 9/15

7:26 pm-11:15 pm

3 stops50h 49m

San José Juan Santamaria Intl

Wed 9/23

7:45 am-11:44 pm

2 stops16h 59m

$979

BellinghamSan José

BLI Bellingham - SJO San José Juan Santamaria Intl

BLISJO

Bellingham

Tue 9/15

7:26 pm-3:05 pm

2 stops42h 39m

San José Juan Santamaria Intl

Wed 9/23

7:45 am-11:44 pm

2 stops16h 59m

$1,014

BellinghamSan José

BLI Bellingham - SJO San José Juan Santamaria Intl

BLISJO

Bellingham

Tue 9/15

7:26 pm-11:15 pm

3 stops50h 49m

San José Juan Santamaria Intl

Wed 9/23

4:35 pm-6:46 pm

3 stops27h 11m

$1,031
Cheapest one-way
Quickest one-way

BellinghamSan José

BLI Bellingham - SJO San José Juan Santamaria Intl

BLISJO

Bellingham

Mon 12/28

4:14 pm-11:59 pm

2 stops29h 45m

$520

BellinghamSan José

BLI Bellingham - SJO San José Juan Santamaria Intl

BLISJO

Bellingham

Mon 12/28

4:14 pm-3:50 pm

3 stops45h 36m

$550

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Bellingham to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bellingham to Costa Rica

Best Price Found

$520

Fastest flight time

50h 49m

Direct flights

None
The best one-way flight to Costa Rica from Bellingham in the past 72 hours is $520. The best round-trip flight deal from Bellingham to Costa Rica found on momondo in the last 72 hours is $798.
The fastest flight from Bellingham to Costa Rica takes 50h 49m
There are no direct flights from Bellingham to Costa Rica. There are no popular flight routes from Bellingham to Costa Rica.
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Frequently asked questions about flying from Bellingham to Costa Rica

  • When did momondo last update prices for flights from Bellingham Airport to Costa Rica?

    Prices for flights from Bellingham Airport to Costa Rica refresh daily.

  • How old do you have to be to fly from Bellingham Airport to Costa Rica?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bellingham Airport to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The travel and health documents required for your trip to Costa Rica 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 Costa Rica. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Bellingham to Costa Rica

  • How do I get Price Alerts for flights from Bellingham to Costa Rica?

    Price Alerts will notify you by email when the price for flights to Costa Rica from Bellingham decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Bellingham to Costa Rica with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Bellingham 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 Bellingham to Costa Rica for you.

Can I find flights from Bellingham to Costa Rica with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Bellingham to Costa Rica flights to just show those with flexible booking policies.

How can momondo help me find flights from Bellingham to Costa Rica?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Bellingham to Costa Rica.

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

Yes. momondo can track prices for Bellingham to Costa Rica 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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