$643+ Cheap flights from Bellingham (BLI) to San José (SJO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — SJO
Nov 25 — Dec 21
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Bellingham to San José with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Bellingham to San José
Cheapest
Best
Last-minute
Cheapest flights from Bellingham to San JoséExplore the most affordable flight options available from Bellingham to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from Bellingham to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:31 pm -
2 stops23h 20m
Tue 12/153:54 pm -
3 stops23h 32m
Deal found 10/23![Multiple Airlines logo]()
$885
This Alaska Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:24 pm -
2 stops51h 02m
Sun 12/61:46 am -
2 stops23h 52m
Deal found 10/22![Alaska Airlines logo]()
$1,129
Best flights from Bellingham to San JoséDiscover carefully curated flight deals from Bellingham to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Bellingham to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/218:00 am -
2 stops13h 57m
Wed 2/241:45 am -
2 stops24h 00m
Deal found 10/25![Alaska Airlines logo]()
$643
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:31 pm -
2 stops23h 20m
Tue 12/153:54 pm -
3 stops23h 32m
Deal found 10/23![Multiple Airlines logo]()
$885
This Alaska Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:24 pm -
2 stops51h 02m
Sun 12/61:46 am -
2 stops23h 52m
Deal found 10/22![Alaska Airlines logo]()
$1,129
Last-minute flights from Bellingham to San JoséDiscover last-minute flight deals from Bellingham to San José. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Bellingham to San José. Data last updated October 26, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:24 pm -
2 stops51h 02m
Sun 12/61:46 am -
2 stops23h 52m
Deal found 10/22![Alaska Airlines logo]()
$1,129
Find flight deals from Bellingham to San José
Discover tips and strategies to find the most affordable flight options for your journey from Bellingham (BLI) to San José (SJO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 26, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $643 (Alaska Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Bellingham to San José 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, Cheapflights users made 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from Bellingham to San José that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BellinghamSan José
BLI Bellingham - SJO San José Juan Santamaria Intl
BLISJO
Bellingham
Sun 2/21
8:00 am-11:57 pm
2 stops13h 57m
San José Juan Santamaria Intl
Wed 2/24
1:45 am-11:45 pm
2 stops24h 00m
$643
BellinghamSan José
BLI Bellingham - SJO San José Juan Santamaria Intl
BLISJO
Bellingham
Tue 12/8
7:31 pm-8:51 pm
2 stops23h 20m
San José Juan Santamaria Intl
Tue 12/15
3:54 pm-1:26 pm
3 stops23h 32m
$885
BellinghamSan José
BLI Bellingham - SJO San José Juan Santamaria Intl
BLISJO
Bellingham
Mon 11/30
7:24 pm-12:26 am
2 stops51h 02m
San José Juan Santamaria Intl
Sun 12/6
1:46 am-11:38 pm
2 stops23h 52m
$1,129
Sorted by cheapest first
Compare providers for flights from Bellingham to San José
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Bellingham to San José in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Bellingham-San José flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Bellingham-San José flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Bellingham-San José flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bellingham-San José flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bellingham-San José flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Bellingham to San José
Have a flexible travel schedule? Discover the best time to fly to San José from Bellingham with our price prediction graph.
BLI-SJO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Related info for your journey
Find useful and relevant information for your journey from Bellingham to San José. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San José?
Book flights to San José if you plan to visit one of these locationsAlajuela
Jacó
Heredia
Dominical
Manuel Antonio
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Bellingham
Popular flights
San José flight routes