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Cheap flights from Bellingham to Costa Rica from $589

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Bellingham to Costa Rica departing on 5/4. 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

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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
7:19 pm - 11:45 pm
BLI
-
SJO
27h 26m
2 stops
Alaska Airlines Logo
12:55 am - 3:21 pm
SJO
-
BLI
15h 26m
2 stops
$589Alaska Airlines
Mon, May 4 - Thu, May 7
Alaska Airlines Logo
7:19 pm - 11:45 pm
BLI
-
SJO
27h 26m
2 stops
Alaska Airlines Logo
12:55 am - 11:59 pm
SJO
-
BLI
24h 04m
2 stops
$662Alaska Airlines
Mon, Apr 27 - Sun, May 3
Alaska Airlines Logo
5:18 pm - 11:43 pm
BLI
-
SJO
53h 25m
2 stops
Alaska Airlines Logo
1:03 am - 12:06 am
SJO
-
BLI
24h 03m
2 stops
$857Alaska Airlines
Mon, Jul 27 - Fri, Aug 7
Multiple Airlines Logo
1:49 pm - 11:15 pm
BLI
-
SJO
32h 26m
3 stops
Multiple Airlines Logo
5:45 am - 12:06 am
SJO
-
BLI
19h 21m
3 stops
$878Multiple Airlines
Mon, Jul 27 - Sat, Aug 8
Alaska Airlines Logo
8:15 am - 11:53 pm
BLI
-
SJO
38h 38m
2 stops
Alaska Airlines Logo
12:55 am - 11:59 pm
SJO
-
BLI
24h 04m
2 stops
$908Alaska Airlines
Mon, Apr 20 - Sun, Apr 26
Multiple Airlines Logo
1:49 pm - 11:15 pm
BLI
-
SJO
32h 26m
3 stops
Multiple Airlines Logo
1:03 am - 12:06 am
SJO
-
BLI
24h 03m
2 stops
$973Multiple Airlines
Mon, Jul 27 - Fri, Aug 7
Alaska Airlines Logo
6:19 pm - 11:53 pm
BLI
-
SJO
28h 34m
2 stops
Alaska Airlines Logo
1:03 am - 10:50 pm
SJO
-
BLI
22h 47m
2 stops
$1,410Alaska Airlines
Mon, Apr 6 - Sun, Apr 12

Alaska Airlines flights from Bellingham to Costa Rica

Our best Alaska Airlines deals on Bellingham to Costa Rica flight tickets
Alaska Airlines
May 4
BLI7:19 pmBellingham
27h 26m
2 stops
SJO11:45 pmSan José Juan Santamaria Intl
May 7
SJO12:55 amSan José Juan Santamaria Intl
15h 26m
2 stops
BLI3:21 pmBellingham
$589
Alaska Airlines
Apr 27
BLI7:19 pmBellingham
27h 26m
2 stops
SJO11:45 pmSan José Juan Santamaria Intl
May 3
SJO12:55 amSan José Juan Santamaria Intl
24h 04m
2 stops
BLI11:59 pmBellingham
$662
Alaska Airlines
Jul 27
BLI5:18 pmBellingham
53h 25m
2 stops
SJO11:43 pmSan José Juan Santamaria Intl
Aug 7
SJO1:03 amSan José Juan Santamaria Intl
24h 03m
2 stops
BLI12:06 amBellingham
$857

momondo Fare Finder

 
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 March 24, 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 - SJO

BLISJO

Bellingham

Mon 5/4

7:19 pm-11:45 pm

2 stops27h 26m

San José Juan Santamaria Intl

Thu 5/7

12:55 am-3:21 pm

2 stops15h 26m

$589

BellinghamSan José

BLI - SJO

BLISJO

Bellingham

Mon 4/27

7:19 pm-11:45 pm

2 stops27h 26m

San José Juan Santamaria Intl

Sun 5/3

12:55 am-11:59 pm

2 stops24h 04m

$662

BellinghamSan José

BLI - SJO

BLISJO

Bellingham

Mon 7/27

5:18 pm-11:43 pm

2 stops53h 25m

San José Juan Santamaria Intl

Fri 8/7

1:03 am-12:06 am

2 stops24h 03m

$857

BellinghamSan José

BLI - SJO

BLISJO

Bellingham

Mon 7/27

1:49 pm-11:15 pm

3 stops32h 26m

San José Juan Santamaria Intl

Sat 8/8

5:45 am-12:06 am

3 stops19h 21m

$878

BellinghamSan José

BLI - SJO

BLISJO

Bellingham

Mon 4/20

8:15 am-11:53 pm

2 stops38h 38m

San José Juan Santamaria Intl

Sun 4/26

12:55 am-11:59 pm

2 stops24h 04m

$908

BellinghamSan José

BLI - SJO

BLISJO

Bellingham

Mon 7/27

1:49 pm-11:15 pm

3 stops32h 26m

San José Juan Santamaria Intl

Fri 8/7

1:03 am-12:06 am

2 stops24h 03m

$973

BellinghamSan José

BLI - SJO

BLISJO

Bellingham

Mon 4/6

6:19 pm-11:53 pm

2 stops28h 34m

San José Juan Santamaria Intl

Sun 4/12

1:03 am-10:50 pm

2 stops22h 47m

$1,410

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

Fastest flight time

32h 26m

Direct flights

None
The fastest flight from Bellingham to Costa Rica takes 32h 26m
There are no direct flights from Bellingham to Costa Rica. There are no popular flight routes from Bellingham to Costa Rica.
Search flight deals

  • 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.

  • 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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