$239+ Cheap flights from Montana to Costa Rica
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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SJO
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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Find cheap flights from Montana to Costa Rica 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
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Cheapest flights from Montana to Costa RicaExplore the most affordable flight options available from Montana to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
Explore the most affordable flight options available from Montana to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
This United Airlines deal was found by Cheapflights users on 9/4. 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 11/74:13 pm -
1 stop15h 19m
Sun 11/157:30 am -
1 stop9h 00m
Deal found 9/4![United Airlines logo]()
$520
This United Airlines deal was found by Cheapflights users on 9/6. 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 11/72:36 pm -
2 stops14h 49m
Sun 11/157:30 am -
1 stop15h 21m
Deal found 9/6![United Airlines logo]()
$520
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/154:22 pm -
1 stop14h 53m
Wed 10/211:25 pm -
2 stops20h 21m
Deal found 9/4![United Airlines logo]()
$525
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/214:15 pm -
1 stop15h 00m
Wed 10/287:45 am -
2 stops14h 02m
Deal found 9/6![United Airlines logo]()
$525
This American Airlines deal was found by Cheapflights users on 9/4. 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.
Mon 11/91:06 pm -
2 stops23h 01m
Wed 11/182:07 pm -
2 stops23h 41m
Deal found 9/4![American Airlines logo]()
$549
This American Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/311:21 pm -
1 stop24h 25m
Wed 11/113:54 pm -
2 stops29h 46m
Deal found 9/3![American Airlines logo]()
$560
This Delta deal was found by Cheapflights users on 9/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:16 am -
2 stops29h 44m
Wed 10/211:25 pm -
2 stops30h 50m
Deal found 9/4![Delta logo]()
$563
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/48:25 am -
2 stops27h 35m
Wed 11/117:00 am -
2 stops18h 19m
Deal found 9/8![Delta logo]()
$573
This United Airlines deal was found by Cheapflights users on 9/4. 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 11/84:13 pm -
1 stop15h 19m
Sun 11/157:30 am -
1 stop15h 00m
Deal found 9/4![United Airlines logo]()
$579
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/314:32 pm -
2 stops20h 38m
Fri 11/612:50 pm -
1 stop9h 40m
Deal found 9/4![United Airlines logo]()
$588
This Delta deal was found by Cheapflights users on 9/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:06 am -
2 stops29h 54m
Wed 10/211:25 pm -
2 stops30h 50m
Deal found 9/4![Delta logo]()
$589
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 11/51:42 pm -
2 stops22h 25m
Thu 11/122:07 pm -
2 stops23h 45m
Deal found 9/7![American Airlines logo]()
$622
Best flights from Montana to Costa RicaDiscover carefully curated flight deals from Montana to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Montana to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This United Airlines deal was found by Cheapflights users on 9/4. 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 11/74:13 pm -
1 stop15h 19m
Sun 11/157:30 am -
1 stop9h 00m
Deal found 9/4![United Airlines logo]()
$520
This Travelocity deal was found by Cheapflights users on 9/6. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/213:52 pm -
2 stops51h 38m
Thu 1/288:33 am -
2 stops26h 18m
Deal found 9/6![Alaska Airlines logo]()
$550
This Delta deal was found by Cheapflights users on 9/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/48:25 am -
2 stops27h 35m
Wed 11/112:37 pm -
2 stops24h 51m
Deal found 9/4![Delta logo]()
$573
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Thu 2/181:49 pm -
1 stop8h 37m
Thu 2/2512:35 am -
1 stop14h 48m
Deal found 9/6![American Airlines logo]()
$617
This United Airlines deal was found by Cheapflights users on 9/4. 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 11/84:32 pm -
2 stops19h 50m
Sun 11/157:30 am -
1 stop9h 00m
Deal found 9/4![United Airlines logo]()
$520
This United Airlines deal was found by Cheapflights users on 9/6. 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 11/72:36 pm -
2 stops14h 49m
Sun 11/157:30 am -
1 stop15h 21m
Deal found 9/6![United Airlines logo]()
$520
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/115:45 am -
2 stops15h 20m
Mon 1/187:05 am -
2 stops17h 53m
Deal found 9/7![Delta logo]()
$573
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 10/316:00 am -
2 stops14h 05m
Wed 11/113:54 pm -
2 stops29h 46m
Deal found 9/5![American Airlines logo]()
$622
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/191:05 pm -
2 stops22h 40m
Sat 1/303:55 pm -
2 stops23h 38m
Deal found 9/7![Delta logo]()
$573
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 1/284:08 pm -
2 stops51h 23m
Fri 2/58:33 am -
2 stops31h 55m
Deal found 9/7![Alaska Airlines logo]()
$637
This Alaska Airlines deal was found by Cheapflights users on 9/4. 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.
Sat 1/234:08 pm -
2 stops51h 23m
Wed 1/278:33 am -
2 stops31h 55m
Deal found 9/4![Alaska Airlines logo]()
$637
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Sun 11/11:42 pm -
1 stop23h 53m
Fri 11/63:17 pm -
1 stop22h 35m
Deal found 9/7![American Airlines logo]()
$643
This United Airlines deal was found by Cheapflights users on 9/6. 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 1/214:22 pm -
2 stops19h 33m
Thu 1/2812:50 pm -
1 stop9h 17m
Deal found 9/6![United Airlines logo]()
$588
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/126:25 pm -
2 stops17h 20m
Tue 1/197:05 am -
2 stops13h 43m
Deal found 9/7![Delta logo]()
$589
This Justfly.com deal was found by Cheapflights users on 9/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:08 pm -
3 stops29h 07m
Tue 9/225:45 am -
3 stops17h 11m
Deal found 9/7![Multiple Airlines logo]()
$1,550
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/314:32 pm -
2 stops20h 38m
Fri 11/612:50 pm -
1 stop9h 40m
Deal found 9/7![United Airlines logo]()
$588
This Delta deal was found by Cheapflights users on 9/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:06 am -
2 stops29h 54m
Wed 10/211:25 pm -
2 stops30h 50m
Deal found 9/4![Delta logo]()
$589
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Thu 1/211:45 pm -
1 stop23h 41m
Thu 1/283:16 pm -
1 stop24h 33m
Deal found 9/6![American Airlines logo]()
$715
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 1/115:50 pm -
1 stop13h 42m
Sun 1/171:15 am -
2 stops14h 58m
Deal found 9/6![United Airlines logo]()
$594
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/145:45 am -
2 stops15h 20m
Thu 1/217:05 am -
2 stops13h 43m
Deal found 9/6![Delta logo]()
$594
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/213:15 pm -
2 stops20h 30m
Thu 1/281:50 pm -
1 stop11h 08m
Deal found 9/7![Delta logo]()
$603
This United Airlines deal was found by Cheapflights users on 9/3. 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 2/68:40 am -
2 stops20h 45m
Tue 2/91:15 am -
2 stops12h 38m
Deal found 9/3![United Airlines logo]()
$645
This American Airlines deal was found by Cheapflights users on 9/4. 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.
Mon 10/191:05 pm -
2 stops22h 55m
Mon 10/261:00 pm -
1 stop24h 18m
Deal found 9/4![American Airlines logo]()
$807
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Mon 2/14:15 pm -
2 stops25h 01m
Fri 2/58:45 am -
2 stops25h 48m
Deal found 9/4![United Airlines logo]()
$645
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/231:10 pm -
2 stops24h 00m
Sat 1/303:25 pm -
2 stops27h 18m
Deal found 9/3![Delta logo]()
$705
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/312:42 pm -
2 stops20h 43m
Wed 11/112:25 pm -
3 stops31h 49m
Deal found 9/7![United Airlines logo]()
$645
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 2/12:27 pm -
2 stops44h 48m
Fri 2/58:45 am -
2 stops29h 42m
Deal found 9/6![United Airlines logo]()
$663
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 2/19:30 am -
2 stops49h 45m
Thu 2/41:15 am -
2 stops22h 30m
Deal found 9/6![United Airlines logo]()
$663
This United Airlines deal was found by Cheapflights users on 9/6. 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 1/236:15 am -
1 stop8h 53m
Wed 1/2712:50 pm -
1 stop9h 30m
Deal found 9/6![United Airlines logo]()
$708
This United Airlines deal was found by Cheapflights users on 9/7. 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 1/216:15 am -
2 stops29h 40m
Thu 1/2812:50 pm -
1 stop9h 30m
Deal found 9/7![United Airlines logo]()
$713
Last-minute flights from Montana to Costa RicaDiscover last-minute flight deals from Montana to Costa Rica. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Costa Rica. Data last updated September 8, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:16 am -
2 stops29h 44m
Wed 10/211:25 pm -
2 stops30h 50m
Deal found 9/4![Delta logo]()
$563
This Delta deal was found by Cheapflights users on 9/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:06 am -
2 stops29h 54m
Wed 10/211:25 pm -
2 stops30h 50m
Deal found 9/4![Delta logo]()
$589
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/142:37 pm -
2 stops21h 44m
Wed 10/211:25 pm -
2 stops25h 52m
Deal found 9/7![United Airlines logo]()
$645
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/144:22 pm -
1 stop14h 53m
Thu 10/228:45 am -
1 stop30h 29m
Deal found 9/4![United Airlines logo]()
$650
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/154:22 pm -
1 stop14h 53m
Wed 10/211:25 pm -
2 stops20h 21m
Deal found 9/4![United Airlines logo]()
$525
This Southwest deal was found by Cheapflights users on 9/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:15 pm -
2 stops18h 20m
Wed 10/219:00 am -
2 stops13h 10m
Deal found 9/4![Southwest logo]()
$638
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/152:37 pm -
2 stops21h 44m
Thu 10/228:45 am -
1 stop30h 29m
Deal found 9/4![United Airlines logo]()
$654
This Delta deal was found by Cheapflights users on 9/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:23 pm -
2 stops17h 37m
Mon 10/261:25 pm -
2 stops30h 29m
Deal found 9/4![Delta logo]()
$662
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/214:15 pm -
1 stop15h 00m
Wed 10/287:45 am -
2 stops14h 02m
Deal found 9/6![United Airlines logo]()
$525
This American Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/311:21 pm -
1 stop24h 25m
Wed 11/113:54 pm -
2 stops29h 46m
Deal found 9/3![American Airlines logo]()
$560
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/316:30 am -
1 stop8h 40m
Fri 11/612:50 pm -
1 stop9h 40m
Deal found 9/4![United Airlines logo]()
$588
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/312:42 pm -
2 stops20h 43m
Wed 11/112:25 pm -
3 stops31h 49m
Deal found 9/6![United Airlines logo]()
$645
One-way flights from Montana to Costa RicaSearch for one-way flight options from Montana to Costa Rica. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Montana to Costa Rica. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This United Airlines deal was found by Cheapflights users on 9/6. 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 11/82:36 pm -
2 stops19h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$239
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 9/184:17 pm -
1 stop14h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$249
This United Airlines deal was found by Cheapflights users on 9/7. 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 9/157:00 am -
2 stops29h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$304
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/155:04 pm -
2 stops19h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![United Airlines logo]()
$318
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 9/183:26 pm -
2 stops28h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![American Airlines logo]()
$344
This United Airlines deal was found by Cheapflights users on 9/7. 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 9/153:23 pm -
2 stops44h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$345
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/155:00 am -
2 stops38h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Sun 11/87:41 am -
3 stops40h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$390
This American Airlines deal was found by Cheapflights users on 9/3. 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.
Fri 2/121:49 pm -
1 stop8h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![American Airlines logo]()
$397
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Fri 2/123:40 pm -
2 stops37h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![United Airlines logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 11/1810:27 am -
3 stops43h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Tue 9/153:42 pm -
3 stops44h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$522
Find flight deals from Montana to Costa Rica
Keep the following information in mind while searching for Montana to Costa Rica flight deals. Data was last updated September 8, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $520 (United Airlines) |
One-way from | $239 (United Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $572 |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana 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, Cheapflights users made 7,457,451 searches. Data last updated September 8, 2026.
Use the filters below to find and compare flights from Montana to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KalispellSan José
FCA Kalispell Glacier Park - SJO San José Juan Santamaria Intl
FCASJO
Kalispell Glacier Park
Sun 11/8
2:36 pm-11:25 am
2 stops19h 49m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$239
KalispellSan José
FCA Kalispell Glacier Park - SJO San José Juan Santamaria Intl
FCASJO
Kalispell Glacier Park
Fri 9/18
4:17 pm-7:15 am
1 stop14h 58m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$249
MissoulaSan José
MSO Missoula Johnson-Bell Field - SJO San José Juan Santamaria Intl
MSOSJO
Missoula Johnson-Bell Field
Tue 9/15
7:00 am-12:21 pm
2 stops29h 21m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$304
KalispellSan José
FCA Kalispell Glacier Park - SJO San José Juan Santamaria Intl
FCASJO
Kalispell Glacier Park
Tue 9/15
5:04 pm-12:21 pm
2 stops19h 17m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$318
KalispellSan José
FCA Kalispell Glacier Park - SJO San José Juan Santamaria Intl
FCASJO
Kalispell Glacier Park
Fri 9/18
3:26 pm-8:07 pm
2 stops28h 41m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$344
BozemanSan José
BZN Bozeman Gallatin Field - SJO San José Juan Santamaria Intl
BZNSJO
Bozeman Gallatin Field
Tue 9/15
3:23 pm-12:21 pm
2 stops44h 58m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$345
BillingsSan José
BIL Billings Logan Intl - SJO San José Juan Santamaria Intl
BILSJO
Billings Logan Intl
Tue 9/15
5:00 am-7:37 pm
2 stops38h 37m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$348
BozemanSan José
BZN Bozeman Gallatin Field - SJO San José Juan Santamaria Intl
BZNSJO
Bozeman Gallatin Field
Fri 2/12
3:40 pm-6:25 am
2 stops37h 45m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$431
BozemanLiberia
BZN Bozeman Gallatin Field - LIR Liberia
BZNLIR
Bozeman Gallatin Field
Wed 11/18
10:27 am-6:50 am
3 stops43h 23m
Liberia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$443
BozemanSan José
BZN Bozeman Gallatin Field - SJO San José Juan Santamaria Intl
BZNSJO
Bozeman Gallatin Field
Sat 11/7
4:13 pm-8:32 am
1 stop15h 19m
San José Juan Santamaria Intl
Sun 11/15
7:30 am-3:30 pm
1 stop9h 00m
$520
Showing 1-10 of 47 resultsSorted by cheapest first
Best time to book a flight from Montana to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Montana with our price prediction graph.
FCA-SJO
BZN-LIR
MSO-SJO
BZN-SJO
BIL-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.
Cheapflights Insights
Everything you need to know about your flight from Montana to Costa Rica
USMT-CR0
FCA-SJO
BZN-LIR
MSO-SJO
BZN-SJO
What is the cheapest month to book a flight from Montana to Costa Rica?
Currently, October is the cheapest month in which you can book a flight from Montana to Costa Rica (average of $481). Flying from Montana to Costa Rica in August is currently the most expensive (average of $964). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Related info for your journey
Find useful and relevant information for your journey from Montana to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
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Top destinations
Alternative routes for Montana to Costa Rica
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Costa Rica by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Montana to Costa Rica by cabin class
Find flights from Montana to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Montana and Costa Rica flights
Browse other Montana and Costa Rica flight options. Last updated on September 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Costa Rica
Find the right flight back to Montana after your stay in Costa Rica
Montana to Costa Rica flights
Consider these flights traveling from Montana to Costa Rica.
Top 2 airlines flying from Montana to Costa Rica
Discover the top 2 airlines that operate flights from Montana to Costa Rica. 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 September 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$188 | Average$725 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$398 | Average$672 | FlexibilityNo cancel fee | On-time71% |