$285+ Cheap flights from Costa Rica to Boise (BOI)
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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — BOI
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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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
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Best
Last-minute
One-way
Cheapest flights from Costa Rica to BoiseExplore the most affordable flight options available from Costa Rica to Boise. 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 Costa Rica to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:30 am -
1 stop14h 57m
Wed 4/711:45 am -
1 stop19h 30m
Deal found 10/22![United Airlines logo]()
$567
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:40 am -
1 stop14h 53m
Sat 11/286:30 am -
1 stop14h 30m
Deal found 10/24![United Airlines logo]()
$658
This Booking.com deal was found by Cheapflights users on 10/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:26 am -
2 stops16h 17m
Sat 11/287:06 pm -
2 stops15h 19m
Deal found 10/24![Multiple Airlines logo]()
$720
This Expedia deal was found by Cheapflights users on 10/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:26 am -
1 stop12h 07m
Sat 11/288:10 am -
1 stop14h 41m
Deal found 10/24![Alaska Airlines logo]()
$752
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Wed 12/233:08 pm -
1 stop21h 23m
Mon 1/412:21 pm -
1 stop9h 40m
Deal found 10/26![American Airlines logo]()
$801
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/237:30 am -
1 stop27h 29m
Mon 1/45:25 pm -
2 stops23h 51m
Deal found 10/26![United Airlines logo]()
$947
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/65:35 am -
3 stops15h 20m
Wed 4/76:51 pm -
2 stops28h 24m
Deal found 10/22![Multiple Airlines logo]()
$1,163
Best flights from Costa Rica to BoiseDiscover carefully curated flight deals from Costa Rica to Boise 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 Costa Rica to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 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 2/21:20 pm -
2 stops24h 24m
Tue 2/91:35 pm -
2 stops21h 45m
Deal found 10/23![American Airlines logo]()
$516
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/22:25 pm -
2 stops21h 51m
Tue 2/94:10 pm -
1 stop15h 22m
Deal found 10/23![United Airlines logo]()
$554
This eDestinos 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/25:35 am -
1 stop18h 15m
Tue 2/97:25 am -
1 stop14h 50m
Deal found 10/23![Multiple Airlines logo]()
$698
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/68:45 am -
2 stops27h 23m
Wed 4/75:22 pm -
2 stops16h 49m
Deal found 10/22![United Airlines logo]()
$567
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/201:20 pm -
2 stops24h 24m
Sat 1/301:35 pm -
1 stop23h 25m
Deal found 10/25![American Airlines logo]()
$616
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:40 am -
1 stop14h 53m
Sat 11/286:30 am -
1 stop14h 30m
Deal found 10/24![United Airlines logo]()
$658
This Gotogate deal was found by Cheapflights users on 10/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:26 am -
2 stops16h 17m
Sat 11/2811:03 am -
2 stops20h 47m
Deal found 10/24![Multiple Airlines logo]()
$725
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Wed 12/233:08 pm -
1 stop21h 23m
Mon 1/412:21 pm -
1 stop9h 40m
Deal found 10/26![American Airlines logo]()
$801
Last-minute flights from Costa Rica to BoiseDiscover last-minute flight deals from Costa Rica to Boise. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Costa Rica to Boise. Data last updated October 26, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 10/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:26 am -
2 stops16h 17m
Sat 11/287:06 pm -
2 stops15h 19m
Deal found 10/24![Multiple Airlines logo]()
$720
This Expedia deal was found by Cheapflights users on 10/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:26 am -
1 stop12h 07m
Sat 11/288:10 am -
1 stop14h 41m
Deal found 10/24![Alaska Airlines logo]()
$752
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:40 am -
1 stop14h 53m
Sat 11/286:30 am -
1 stop14h 30m
Deal found 10/24![United Airlines logo]()
$658
One-way flights from Costa Rica to BoiseSearch for one-way flight options from Costa Rica to Boise. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Costa Rica to Boise. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/33:35 pm -
2 stops20h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![American Airlines logo]()
$285
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/71:15 am -
2 stops45h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![United Airlines logo]()
$394
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/31:49 pm -
3 stops26h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/81:16 pm -
3 stops32h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$561
Find flight deals from Costa Rica to Boise
Keep the following information in mind while searching for Costa Rica to Boise flight deals. Data was last updated October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $516 (American Airlines) |
One-way from | $285 (American Airlines) |
Popular in | March |
Cheapest in | May |
Average price | $494 |
Cheapflights Fare Finder
Customize your flight search to find flights from Costa Rica to Boise 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 Costa Rica to Boise that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San JoséBoise
SJO San José Juan Santamaria Intl - BOI Boise Air Term. Gowen Fld
SJOBOI
San José Juan Santamaria Intl
Wed 3/3
3:35 pm-11:28 am
2 stops20h 53m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$285
San JoséBoise
SJO San José Juan Santamaria Intl - BOI Boise Air Term. Gowen Fld
SJOBOI
San José Juan Santamaria Intl
Thu 1/7
1:15 am-9:35 pm
2 stops45h 20m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$394
San JoséBoise
SJO San José Juan Santamaria Intl - BOI Boise Air Term. Gowen Fld
SJOBOI
San José Juan Santamaria Intl
Wed 3/3
1:49 pm-3:05 pm
3 stops26h 16m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$467
San JoséBoise
SJO San José Juan Santamaria Intl - BOI Boise Air Term. Gowen Fld
SJOBOI
San José Juan Santamaria Intl
Tue 2/2
1:20 pm-12:44 pm
2 stops24h 24m
Boise Air Term. Gowen Fld
Tue 2/9
1:35 pm-12:20 pm
2 stops21h 45m
$516
San JoséBoise
SJO San José Juan Santamaria Intl - BOI Boise Air Term. Gowen Fld
SJOBOI
San José Juan Santamaria Intl
Tue 2/2
2:25 pm-11:16 am
2 stops21h 51m
Boise Air Term. Gowen Fld
Tue 2/9
4:10 pm-8:32 am
1 stop15h 22m
$554
San JoséBoise
SJO San José Juan Santamaria Intl - BOI Boise Air Term. Gowen Fld
SJOBOI
San José Juan Santamaria Intl
Sun 12/6
8:45 am-11:08 am
2 stops27h 23m
Boise Air Term. Gowen Fld
Wed 4/7
5:22 pm-10:11 am
2 stops16h 49m
$567
San JoséBoise
SJO San José Juan Santamaria Intl - BOI Boise Air Term. Gowen Fld
SJOBOI
San José Juan Santamaria Intl
Wed 1/20
1:20 pm-12:44 pm
2 stops24h 24m
Boise Air Term. Gowen Fld
Sat 1/30
1:35 pm-2:00 pm
1 stop23h 25m
$616
San JoséBoise
SJO San José Juan Santamaria Intl - BOI Boise Air Term. Gowen Fld
SJOBOI
San José Juan Santamaria Intl
Sat 11/21
9:40 am-11:33 pm
1 stop14h 53m
Boise Air Term. Gowen Fld
Sat 11/28
6:30 am-10:00 pm
1 stop14h 30m
$658
San JoséBoise
SJO San José Juan Santamaria Intl - BOI Boise Air Term. Gowen Fld
SJOBOI
San José Juan Santamaria Intl
Tue 2/2
5:35 am-10:50 pm
1 stop18h 15m
Boise Air Term. Gowen Fld
Tue 2/9
7:25 am-11:15 pm
1 stop14h 50m
$698
San JoséBoise
SJO San José Juan Santamaria Intl - BOI Boise Air Term. Gowen Fld
SJOBOI
San José Juan Santamaria Intl
Fri 11/20
1:26 am-4:43 pm
2 stops16h 17m
Boise Air Term. Gowen Fld
Sat 11/28
11:03 am-8:50 am
2 stops20h 47m
$725
Showing 1-10 of 11 resultsSorted by cheapest first
Best time to book a flight from Costa Rica to Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from Costa Rica with our price prediction graph.
SJO-BOI
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.
Cheapflights Insights
Everything you need to know about your flight from Costa Rica to Boise
CR0-BOI
SJO-BOI
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Boise
Get insights into the airlines that provide service to Boise. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boise. Reviews last updated October 26, 2026.
See what other customers who have flown with United Airlines from Costa Rica to Boise have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Comfort
7.3
Overall
7.3
Crew
8.1
Boarding
7.7
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Entertainment
7.1
Comfort
7.3
Overall
7.3
Crew
8.1
Boarding
7.7
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Costa Rica to Boise. 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 Boise?
Book flights to Boise if you plan to visit one of these locationsOntario
Meridian
Nampa
Caldwell
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Alternative routes for Costa Rica to Boise
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Other flights to Boise
Explore flights to Boise departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Complete your trip
Complete your trip to Boise by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Costa Rica to Boise by cabin class
Find flights from Costa Rica to Boise, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Costa Rica and Boise flights
Browse other Costa Rica and Boise flight options. Last updated on October 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Costa Rica to Boise
Discover the top airline that operate flights from Costa Rica to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$301 | Average$526 | FlexibilityNo cancel fee | On-time69% |