$118+ Cheap flights from Boise (BOI) to Missouri
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — MCI
Aug 12 — Aug 191
Round-trip
1 adult, Economy
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Find cheap flights from Boise to Missouri with Cheapflights
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Cheapest flights from Boise to MissouriExplore the most affordable flight options available from Boise to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 13, 2026.
Explore the most affordable flight options available from Boise to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
Thu 8/61:24 pm
BOI
- MCI
1 stop22h 36m
Frontier
Wed 8/121:45 pm
MCI
- BOI
1 stop23h 44m
Frontier
Deal found 7/9![Frontier logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 8/41:24 pm
BOI
- MCI
2 stops26h 46m
Frontier
Mon 8/171:45 pm
MCI
- BOI
1 stop23h 44m
Frontier
Deal found 7/9![Frontier logo]()
$244
This Delta deal was found by Cheapflights users on 7/9. 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 8/55:30 am
BOI
- MCI
1 stop4h 56m
Delta
Mon 8/175:40 pm
MCI
- BOI
1 stop7h 19m
Delta
Deal found 7/9![Delta logo]()
$251
This United Airlines deal was found by Cheapflights users on 7/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:00 am
BOI
- MCI
1 stop4h 51m
United Airlines
Tue 9/111:32 am
MCI
- BOI
2 stops8h 52m
United Airlines
Deal found 7/8![United Airlines logo]()
$256
This Southwest deal was found by Cheapflights users on 7/9. 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.
Wed 8/123:40 pm
BOI
- MCI
1 stop5h 50m
Southwest
Wed 8/197:25 am
MCI
- BOI
2 stops7h 25m
Southwest
Deal found 7/9![Southwest logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 8/41:24 pm
BOI
- MCI
1 stop22h 36m
Frontier
Wed 8/121:45 pm
MCI
- BOI
1 stop23h 44m
Frontier
Deal found 7/9![Frontier logo]()
$260
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:55 pm
BOI
- MCI
2 stops9h 40m
American Airlines
Tue 9/19:50 am
MCI
- BOI
2 stops7h 59m
American Airlines
Deal found 7/8![American Airlines logo]()
$261
This Delta deal was found by Cheapflights users on 7/8. 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 9/91:06 pm
BOI
- STL
1 stop7h 25m
Delta
Tue 9/158:46 am
STL
- BOI
1 stop5h 58m
Delta
Deal found 7/8![Delta logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Thu 10/1512:23 pm
BOI
- STL
1 stop5h 52m
Frontier
Mon 10/198:10 pm
STL
- BOI
1 stop16h 18m
Frontier
Deal found 7/10![Frontier logo]()
$264
This Delta deal was found by Cheapflights users on 7/9. 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.
Fri 8/76:00 am
BOI
- MCI
1 stop7h 08m
Delta
Thu 8/137:00 am
MCI
- BOI
1 stop6h 14m
Delta
Deal found 7/9![Delta logo]()
$267
This Southwest deal was found by Cheapflights users on 7/10. 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 10/1512:45 pm
BOI
- STL
2 stops9h 40m
Southwest
Mon 10/196:20 pm
STL
- BOI
1 stop7h 40m
Southwest
Deal found 7/10![Southwest logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 7/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:00 am
BOI
- MCI
1 stop5h 38m
Alaska Airlines
Wed 8/267:00 am
MCI
- BOI
1 stop6h 36m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$269
Best flights from Boise to MissouriDiscover carefully curated flight deals from Boise to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 13, 2026.
Discover carefully curated flight deals from Boise to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 13, 2026.
This United Airlines deal was found by Cheapflights users on 7/9. 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 9/85:40 pm
BOI
- MCI
1 stop4h 50m
United Airlines
Tue 9/156:00 am
MCI
- BOI
1 stop4h 35m
United Airlines
Deal found 7/9![United Airlines logo]()
$251
This Delta deal was found by Cheapflights users on 7/9. 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 8/55:30 am
BOI
- MCI
1 stop4h 56m
Delta
Mon 8/175:40 pm
MCI
- BOI
1 stop7h 19m
Delta
Deal found 7/9![Delta logo]()
$251
This Southwest deal was found by Cheapflights users on 7/9. 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.
Wed 8/123:40 pm
BOI
- MCI
1 stop5h 50m
Southwest
Wed 8/197:25 am
MCI
- BOI
2 stops7h 25m
Southwest
Deal found 7/9![Southwest logo]()
$257
This American Airlines deal was found by Cheapflights users on 7/9. 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 9/91:50 pm
BOI
- STL
1 stop8h 53m
American Airlines
Tue 9/153:34 pm
STL
- BOI
1 stop7h 53m
American Airlines
Deal found 7/9![American Airlines logo]()
$263
This Alaska Airlines deal was found by Cheapflights users on 7/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:00 am
BOI
- MCI
1 stop5h 38m
Alaska Airlines
Sat 10/36:13 am
MCI
- BOI
1 stop7h 22m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 7/8. 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 9/91:06 pm
BOI
- STL
1 stop7h 25m
Delta
Tue 9/158:46 am
STL
- BOI
1 stop5h 58m
Delta
Deal found 7/8![Delta logo]()
$263
This Southwest deal was found by Cheapflights users on 7/11. 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.
Wed 9/93:40 pm
BOI
- STL
1 stop5h 55m
Southwest
Sat 9/123:00 pm
STL
- BOI
2 stops7h 30m
Southwest
Deal found 7/11![Southwest logo]()
$287
This Delta deal was found by Cheapflights users on 7/9. 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 8/106:45 pm
BOI
- MCI
1 stop4h 28m
Delta
Fri 8/146:01 pm
MCI
- BOI
1 stop6h 58m
Delta
Deal found 7/9![Delta logo]()
$267
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/181:52 pm
BOI
- STL
2 stops9h 35m
American Airlines
Mon 9/217:21 am
STL
- BOI
1 stop8h 10m
American Airlines
Deal found 7/8![American Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 7/8. 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.
Fri 11/1311:30 am
BOI
- MCI
1 stop4h 52m
Delta
Tue 11/177:40 pm
MCI
- BOI
1 stop5h 24m
Delta
Deal found 7/8![Delta logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 7/11. 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.
Tue 9/14:20 pm
BOI
- MCI
1 stop6h 39m
Alaska Airlines
Sat 9/51:34 pm
MCI
- BOI
1 stop7h 59m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$344
This United Airlines deal was found by Cheapflights users on 7/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:30 pm
BOI
- MCI
1 stop5h 14m
United Airlines
Sat 10/31:48 pm
MCI
- BOI
2 stops8h 51m
United Airlines
Deal found 7/8![United Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 7/10. 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 9/15:44 pm
BOI
- MCI
1 stop4h 46m
United Airlines
Sat 9/51:43 pm
MCI
- BOI
2 stops8h 41m
United Airlines
Deal found 7/10![United Airlines logo]()
$346
This Southwest deal was found by Cheapflights users on 7/12. 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.
Tue 8/117:05 am
BOI
- MCI
1 stop7h 20m
Southwest
Tue 8/187:05 pm
MCI
- BOI
1 stop5h 05m
Southwest
Deal found 7/12![Southwest logo]()
$347
This United Airlines deal was found by Cheapflights users on 7/7. 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 8/252:44 pm
BOI
- STL
1 stop5h 02m
United Airlines
Wed 8/268:42 am
STL
- BOI
1 stop7h 49m
United Airlines
Deal found 7/7![United Airlines logo]()
$353
This Southwest deal was found by Cheapflights users on 7/11. 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.
Wed 10/141:25 pm
BOI
- MCI
2 stops9h 10m
Southwest
Mon 10/196:00 am
MCI
- BOI
1 stop6h 20m
Southwest
Deal found 7/11![Southwest logo]()
$372
This American Airlines deal was found by Cheapflights users on 7/9. 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 8/132:49 pm
BOI
- COU
1 stop6h 39m
American Airlines
Sat 8/2911:46 am
COU
- BOI
2 stops11h 54m
American Airlines
Deal found 7/9![American Airlines logo]()
$421
This United Airlines deal was found by Cheapflights users on 7/10. 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 9/110:31 am
BOI
- STL
1 stop5h 03m
United Airlines
Sat 9/54:40 pm
STL
- BOI
1 stop5h 57m
United Airlines
Deal found 7/10![United Airlines logo]()
$353
This United Airlines deal was found by Cheapflights users on 7/12. 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 8/115:44 pm
BOI
- SGF
1 stop4h 58m
United Airlines
Tue 8/185:30 am
SGF
- BOI
1 stop5h 05m
United Airlines
Deal found 7/12![United Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 7/11. 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 8/88:01 am
BOI
- COU
2 stops12h 18m
American Airlines
Fri 8/145:17 pm
COU
- BOI
1 stop5h 54m
American Airlines
Deal found 7/11![American Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 7/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:46 pm
BOI
- SGF
1 stop4h 56m
United Airlines
Fri 8/145:05 pm
SGF
- BOI
1 stop5h 32m
United Airlines
Deal found 7/8![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 7/10. 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.
Fri 8/281:59 pm
BOI
- SGF
1 stop7h 22m
Delta
Fri 9/43:20 pm
SGF
- BOI
1 stop7h 37m
Delta
Deal found 7/10![Delta logo]()
$463
This American Airlines deal was found by Cheapflights users on 7/12. 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 8/201:55 pm
BOI
- SGF
2 stops9h 00m
American Airlines
Mon 8/242:26 pm
SGF
- BOI
2 stops9h 14m
American Airlines
Deal found 7/12![American Airlines logo]()
$511
This United Airlines deal was found by Cheapflights users on 7/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/252:44 pm
BOI
- COU
1 stop5h 15m
United Airlines
Sat 8/299:00 am
COU
- BOI
1 stop5h 38m
United Airlines
Deal found 7/8![United Airlines logo]()
$408
This American Airlines deal was found by Cheapflights users on 7/12. 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 7/288:11 am
BOI
- COU
2 stops13h 09m
American Airlines
Sat 8/15:19 pm
COU
- BOI
1 stop7h 02m
American Airlines
Deal found 7/12![American Airlines logo]()
$534
This United Airlines deal was found by Cheapflights users on 7/13. 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 9/1512:28 pm
BOI
- SGF
1 stop8h 34m
United Airlines
Tue 9/225:30 am
SGF
- BOI
1 stop5h 05m
United Airlines
Deal found 7/13![United Airlines logo]()
$411
This United Airlines deal was found by Cheapflights users on 7/9. 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 9/246:25 am
BOI
- SGF
1 stop5h 31m
United Airlines
Mon 9/285:30 am
SGF
- BOI
1 stop5h 04m
United Airlines
Deal found 7/9![United Airlines logo]()
$462
This United Airlines deal was found by Cheapflights users on 7/9. 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 8/282:44 pm
BOI
- SGF
1 stop5h 03m
United Airlines
Fri 9/46:37 pm
SGF
- BOI
2 stops25h 47m
United Airlines
Deal found 7/9![United Airlines logo]()
$538
This United Airlines deal was found by Cheapflights users on 7/10. 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 10/55:30 pm
BOI
- SGF
1 stop26h 18m
United Airlines
Sun 10/115:30 am
SGF
- BOI
1 stop5h 04m
United Airlines
Deal found 7/10![United Airlines logo]()
$548
Last-minute flights from Boise to MissouriDiscover last-minute flight deals from Boise to Missouri. Data last updated July 13, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Missouri. Data last updated July 13, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 8/41:24 pm
BOI
- MCI
2 stops26h 46m
Frontier
Mon 8/171:45 pm
MCI
- BOI
1 stop23h 44m
Frontier
Deal found 7/9![Frontier logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 8/41:24 pm
BOI
- MCI
1 stop22h 36m
Frontier
Wed 8/121:45 pm
MCI
- BOI
1 stop23h 44m
Frontier
Deal found 7/9![Frontier logo]()
$260
This Delta deal was found by Cheapflights users on 7/9. 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 8/55:30 am
BOI
- MCI
1 stop4h 56m
Delta
Mon 8/175:40 pm
MCI
- BOI
1 stop7h 19m
Delta
Deal found 7/9![Delta logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
Thu 8/61:24 pm
BOI
- MCI
1 stop22h 36m
Frontier
Wed 8/121:45 pm
MCI
- BOI
1 stop23h 44m
Frontier
Deal found 7/9![Frontier logo]()
$225
This Delta deal was found by Cheapflights users on 7/9. 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.
Fri 8/78:45 am
BOI
- MCI
1 stop4h 23m
Delta
Tue 8/116:28 am
MCI
- BOI
1 stop8h 14m
Delta
Deal found 7/9![Delta logo]()
$267
This United Airlines deal was found by Cheapflights users on 7/9. 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 8/75:46 pm
BOI
- MCI
1 stop4h 39m
United Airlines
Fri 8/146:00 am
MCI
- BOI
1 stop4h 35m
United Airlines
Deal found 7/9![United Airlines logo]()
$283
This American Airlines deal was found by Cheapflights users on 7/9. 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 8/71:55 pm
BOI
- MCI
2 stops9h 40m
American Airlines
Fri 8/146:20 am
MCI
- BOI
1 stop5h 56m
American Airlines
Deal found 7/9![American Airlines logo]()
$288
This Southwest deal was found by Cheapflights users on 7/9. 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.
Wed 8/123:40 pm
BOI
- MCI
1 stop5h 50m
Southwest
Wed 8/197:25 am
MCI
- BOI
2 stops7h 25m
Southwest
Deal found 7/9![Southwest logo]()
$257
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:49 pm
BOI
- STL
1 stop7h 53m
American Airlines
Mon 8/175:42 am
STL
- BOI
1 stop6h 34m
American Airlines
Deal found 7/8![American Airlines logo]()
$263
This Alaska Airlines deal was found by Cheapflights users on 7/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:00 am
BOI
- MCI
1 stop5h 38m
Alaska Airlines
Wed 8/267:00 am
MCI
- BOI
1 stop6h 36m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$269
This United Airlines deal was found by Cheapflights users on 7/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:00 am
BOI
- MCI
1 stop4h 51m
United Airlines
Tue 9/111:32 am
MCI
- BOI
2 stops8h 52m
United Airlines
Deal found 7/8![United Airlines logo]()
$256
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:55 pm
BOI
- MCI
2 stops9h 40m
American Airlines
Tue 9/19:50 am
MCI
- BOI
2 stops7h 59m
American Airlines
Deal found 7/8![American Airlines logo]()
$261
One-way flights from Boise to MissouriSearch for one-way flight options from Boise to Missouri. Find affordable one-way fares based on user searches. Data last updated July 13, 2026.
Search for one-way flight options from Boise to Missouri. Find affordable one-way fares based on user searches. Data last updated July 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Thu 8/61:24 pm
BOI
- MCI
1 stop22h 36m
Frontier
Deal found 7/10![Frontier logo]()
$118
This American Airlines deal was found by Cheapflights users on 7/10. 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 8/53:21 pm
BOI
- MCI
1 stop8h 14m
American Airlines
Deal found 7/10![American Airlines logo]()
$126
This American Airlines deal was found by Cheapflights users on 7/10. 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 8/73:19 pm
BOI
- MCI
1 stop8h 16m
American Airlines
Deal found 7/10![American Airlines logo]()
$142
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:50 am
BOI
- MCI
2 stops10h 40m
Southwest
Deal found 7/8![Southwest logo]()
$147
This Frontier deal was found by Cheapflights users on 7/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/281:24 pm
BOI
- STL
1 stop4h 59m
Frontier
Deal found 7/10![Frontier logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/161:24 pm
BOI
- MCI
1 stop22h 36m
Frontier
Deal found 7/8![Frontier logo]()
$161
This American Airlines deal was found by Cheapflights users on 7/9. 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 9/73:19 pm
BOI
- MCI
1 stop8h 16m
American Airlines
Deal found 7/9![American Airlines logo]()
$165
This Trip.com deal was found by Cheapflights users on 7/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/261:24 pm
BOI
- MCI
1 stop22h 36m
Frontier
Deal found 7/12![Frontier logo]()
$166
This Trip.com deal was found by Cheapflights users on 7/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/211:24 pm
BOI
- MCI
1 stop22h 36m
Frontier
Deal found 7/9![Frontier logo]()
$196
This Trip.com deal was found by Cheapflights users on 7/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/191:24 pm
BOI
- MCI
1 stop22h 36m
Frontier
Deal found 7/12![Frontier logo]()
$217
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/33:54 pm
BOI
- MCI
1 stop7h 29m
American Airlines
Deal found 7/8![American Airlines logo]()
$220
This Frontier deal was found by Cheapflights users on 7/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/261:24 pm
BOI
- STL
1 stop4h 59m
Frontier
Deal found 7/9![Frontier logo]()
$231
Find flight deals from Boise to Missouri
Keep the following information in mind while searching for Boise to Missouri flight deals. Data was last updated July 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $225 (Kiwi.com) |
One-way from | $118 (Kiwi.com) |
Popular in | March |
Cheapest in | February |
Average price | $506 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise to Missouri 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 2,558,603 searches. Data last updated July 13, 2026.
Use the filters below to find and compare flights from Boise to Missouri that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
Tue 9/8
5:40 pm-11:30 pm
1 stop4h 50m
Kansas City
Tue 9/15
6:00 am-9:35 am
1 stop4h 35m
$251
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
Wed 8/5
5:30 am-11:26 am
1 stop4h 56m
Kansas City
Mon 8/17
5:40 pm-11:59 pm
1 stop7h 19m
$251
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
Wed 8/12
3:40 pm-10:30 pm
1 stop5h 50m
Kansas City
Wed 8/19
7:25 am-1:50 pm
2 stops7h 25m
$257
BoiseSt. Louis
BOI - STL
BOISTL
Boise Air Term. Gowen Fld
Wed 9/9
1:50 pm-11:43 pm
1 stop8h 53m
Lambert-St Louis
Tue 9/15
3:34 pm-10:27 pm
1 stop7h 53m
$263
BoiseSt. Louis
BOI - STL
BOISTL
Boise Air Term. Gowen Fld
Wed 9/9
1:06 pm-9:31 pm
1 stop7h 25m
Lambert-St Louis
Tue 9/15
8:46 am-1:44 pm
1 stop5h 58m
$263
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
Mon 8/10
6:45 pm-12:13 am
1 stop4h 28m
Kansas City
Fri 8/14
6:01 pm-11:59 pm
1 stop6h 58m
$267
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
Fri 11/13
11:30 am-5:22 pm
1 stop4h 52m
Kansas City
Tue 11/17
7:40 pm-12:04 am
1 stop5h 24m
$267
BoiseSt. Louis
BOI - STL
BOISTL
Boise Air Term. Gowen Fld
Wed 9/9
3:40 pm-10:35 pm
1 stop5h 55m
Lambert-St Louis
Sat 9/12
3:00 pm-9:30 pm
2 stops7h 30m
$287
BoiseSt. Louis
BOI - STL
BOISTL
Boise Air Term. Gowen Fld
Fri 9/18
1:52 pm-12:27 am
2 stops9h 35m
Lambert-St Louis
Mon 9/21
7:21 am-2:31 pm
1 stop8h 10m
$323
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
Mon 9/28
6:00 am-12:38 pm
1 stop5h 38m
Kansas City
Sat 10/3
6:13 am-12:35 pm
1 stop7h 22m
$329
Showing 1-10 of 59 resultsSorted by cheapest first
Best time to book a flight from Boise to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from Boise with our price prediction graph.
BOI-MCI
BOI-STL
BOI-COU
BOI-SGF
BOI-JLN
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 Boise to Missouri
BOI-USMO
BOI-MCI
BOI-STL
BOI-COU
BOI-SGF
What is the cheapest month to book a flight from Boise to Missouri?
Currently, October is the cheapest month in which you can book a flight from Boise to Missouri (average of $133). Flying from Boise to Missouri in June is currently the most expensive (average of $388). 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.
How much does it cost to fly round-trip from Boise to Missouri?
How far ahead should I book a flight from Boise to Missouri?
Booking 21 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boise to Missouri. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Missouri
Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated July 13, 2026.
See what other customers who have flown with Alaska Airlines,Southwest, andDelta from Boise to Missouri have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Comfort
7.8
Food
7.1
Crew
8.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Comfort
7.8
Food
7.1
Crew
8.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Comfort
7.8
Food
7.1
Crew
8.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Comfort
7.8
Food
7.1
Crew
8.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Comfort
7.8
Food
7.1
Crew
8.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Comfort
7.8
Food
7.1
Crew
8.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
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Complete your trip
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Boise and Missouri flights
Browse other Boise and Missouri flight options. Last updated on July 13, 2026.
Popular flight searches
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Boise to Missouri flights
Consider these flights traveling from Boise to Missouri.
Top 5 airlines flying from Boise to Missouri
Discover the top 5 airlines that operate flights from Boise to Missouri. 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 2,558,603 searches. Data last updated July 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$196 | Average$463 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$260 | Average$416 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$262 | Average$447 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$283 | Average$442 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$331 | Average$494 | FlexibilityNo cancel fee | On-time71% |