$140+ 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — MCI
Jun 27 — Jul 41
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 May 28, 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 May 28, 2026.
This Booking.com deal was found by Cheapflights users on 5/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:25 pm
BOI
- MCI
1 stop22h 35m
Frontier
Sat 6/131:45 pm
MCI
- BOI
1 stop23h 45m
Frontier
Deal found 5/25![Frontier logo]()
$321
This Booking.com deal was found by Cheapflights users on 5/27. 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.
Tue 6/91:25 pm
BOI
- MCI
1 stop22h 35m
Frontier
Sat 6/201:45 pm
MCI
- BOI
1 stop23h 45m
Frontier
Deal found 5/27![Frontier logo]()
$332
This Gotogate deal was found by Cheapflights users on 5/24. 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.
Thu 7/301:24 pm
BOI
- STL
1 stop4h 59m
Frontier
Mon 8/38:08 pm
STL
- BOI
1 stop17h 21m
Frontier
Deal found 5/24![Frontier logo]()
$339
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:19 pm
BOI
- MCI
1 stop8h 40m
Alaska Airlines
Sat 9/267:02 am
MCI
- BOI
1 stop8h 20m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$342
This Expedia deal was found by Cheapflights users on 5/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:24 pm
BOI
- STL
1 stop4h 59m
Multiple Airlines
Tue 7/217:56 pm
STL
- BOI
1 stop14h 47m
Multiple Airlines
Deal found 5/23![Multiple Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 5/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:14 pm
BOI
- SGF
1 stop7h 00m
Delta
Sun 10/113:30 pm
SGF
- BOI
1 stop8h 11m
Delta
Deal found 5/23![Delta logo]()
$354
This Southwest deal was found by Cheapflights users on 5/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/193:40 pm
BOI
- STL
1 stop5h 55m
Southwest
Sat 8/227:00 am
STL
- BOI
1 stop4h 55m
Southwest
Deal found 5/23![Southwest logo]()
$357
This CheapOair deal was found by Cheapflights users on 5/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/111:25 pm
BOI
- STL
1 stop28h 28m
Frontier
Mon 6/157:38 pm
STL
- BOI
1 stop17h 52m
Frontier
Deal found 5/26![Frontier logo]()
$360
This United Airlines deal was found by Cheapflights users on 5/23. 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.
Wed 8/1910:31 am
BOI
- STL
1 stop5h 03m
United Airlines
Sat 8/2212:59 pm
STL
- BOI
2 stops9h 38m
United Airlines
Deal found 5/23![United Airlines logo]()
$362
This Expedia deal was found by Cheapflights users on 5/28. 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.
Wed 6/174:27 pm
BOI
- MCI
1 stop6h 32m
Alaska Airlines
Sat 6/206:02 am
MCI
- BOI
1 stop9h 05m
Alaska Airlines
Deal found 5/28![Alaska Airlines logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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 9/296:23 am
BOI
- STL
1 stop6h 58m
Alaska Airlines
Wed 9/306:00 am
STL
- BOI
1 stop7h 35m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$380
This American Airlines deal was found by Cheapflights users on 5/25. 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.
Sat 8/2912:12 pm
BOI
- STL
1 stop7h 14m
American Airlines
Mon 8/318:36 am
STL
- BOI
1 stop6h 23m
American Airlines
Deal found 5/25![American Airlines logo]()
$385
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 May 28, 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 May 28, 2026.
This Southwest deal was found by Cheapflights users on 5/28. 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 9/23:40 pm
BOI
- STL
1 stop5h 55m
Southwest
Wed 9/94:05 pm
STL
- BOI
1 stop8h 05m
Southwest
Deal found 5/28![Southwest logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:23 am
BOI
- STL
1 stop6h 58m
Alaska Airlines
Wed 9/306:08 pm
STL
- BOI
1 stop6h 47m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$380
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:30 am
BOI
- MCI
1 stop4h 52m
Delta
Sun 11/157:40 pm
MCI
- BOI
1 stop5h 24m
Delta
Deal found 5/24![Delta logo]()
$407
This United Airlines deal was found by Cheapflights users on 5/24. 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 8/292:44 pm
BOI
- COU
1 stop5h 15m
United Airlines
Tue 9/19:00 am
COU
- BOI
1 stop5h 38m
United Airlines
Deal found 5/24![United Airlines logo]()
$408
This American Airlines deal was found by Cheapflights users on 5/23. 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.
Fri 7/35:40 pm
BOI
- MCI
1 stop5h 34m
American Airlines
Mon 7/65:30 am
MCI
- BOI
1 stop6h 50m
American Airlines
Deal found 5/23![American Airlines logo]()
$413
This Southwest deal was found by Cheapflights users on 5/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:30 am
BOI
- MCI
1 stop5h 50m
Southwest
Tue 9/158:35 am
MCI
- BOI
2 stops12h 10m
Southwest
Deal found 5/24![Southwest logo]()
$398
This Alaska Airlines deal was found by Cheapflights users on 5/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/121:51 pm
BOI
- MCI
1 stop9h 08m
Alaska Airlines
Sun 11/156:09 pm
MCI
- BOI
1 stop6h 37m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$407
This United Airlines deal was found by Cheapflights users on 5/24. 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.
Wed 9/235:00 am
BOI
- MCI
2 stops8h 18m
United Airlines
Sat 9/266:00 am
MCI
- BOI
2 stops10h 31m
United Airlines
Deal found 5/24![United Airlines logo]()
$442
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:14 pm
BOI
- SGF
1 stop7h 00m
Delta
Sun 10/113:30 pm
SGF
- BOI
1 stop8h 11m
Delta
Deal found 5/24![Delta logo]()
$444
This Southwest deal was found by Cheapflights users on 5/28. 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.
Fri 10/165:25 am
BOI
- MCI
1 stop7h 40m
Southwest
Mon 10/198:25 pm
MCI
- BOI
1 stop5h 40m
Southwest
Deal found 5/28![Southwest logo]()
$407
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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 9/112:12 pm
BOI
- SGF
1 stop6h 06m
Alaska Airlines
Sat 9/56:00 am
SGF
- BOI
1 stop6h 22m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 5/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:20 pm
BOI
- STL
1 stop7h 25m
Southwest
Sun 10/45:05 am
STL
- BOI
1 stop7h 35m
Southwest
Deal found 5/23![Southwest logo]()
$412
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Thu 7/95:46 pm
BOI
- STL
1 stop5h 11m
United Airlines
Sun 7/126:00 am
STL
- BOI
1 stop6h 32m
United Airlines
Deal found 5/26![United Airlines logo]()
$456
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/116:21 am
BOI
- SGF
1 stop8h 08m
Alaska Airlines
Wed 8/56:00 am
SGF
- BOI
1 stop6h 22m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 5/28. 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 6/1711:30 am
BOI
- MCI
2 stops8h 05m
Southwest
Sat 6/205:40 am
MCI
- BOI
1 stop6h 50m
Southwest
Deal found 5/28![Southwest logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:20 pm
BOI
- MCI
1 stop6h 39m
Alaska Airlines
Sat 9/262:53 pm
MCI
- BOI
2 stops9h 51m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$430
This Southwest deal was found by Cheapflights users on 5/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/34:25 pm
BOI
- MCI
2 stops7h 05m
Southwest
Mon 7/68:25 pm
MCI
- BOI
1 stop5h 50m
Southwest
Deal found 5/23![Southwest logo]()
$418
This United Airlines deal was found by Cheapflights users on 5/23. 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 10/65:44 pm
BOI
- SGF
1 stop4h 58m
United Airlines
Sun 10/115:30 am
SGF
- BOI
1 stop5h 05m
United Airlines
Deal found 5/23![United Airlines logo]()
$517
This Southwest deal was found by Cheapflights users on 5/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/244:25 pm
BOI
- STL
2 stops7h 15m
Southwest
Tue 8/46:00 am
STL
- BOI
2 stops14h 45m
Southwest
Deal found 5/25![Southwest logo]()
$441
This United Airlines deal was found by Cheapflights users on 5/26. 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 6/102:40 pm
BOI
- COU
1 stop4h 59m
United Airlines
Sun 6/149:14 am
COU
- BOI
1 stop5h 20m
United Airlines
Deal found 5/26![United Airlines logo]()
$551
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:27 am
BOI
- SGF
1 stop7h 59m
Alaska Airlines
Mon 6/296:30 am
SGF
- BOI
1 stop5h 48m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$505
This Southwest deal was found by Cheapflights users on 5/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:55 pm
BOI
- MCI
1 stop6h 40m
Southwest
Mon 7/206:30 pm
MCI
- BOI
1 stop8h 20m
Southwest
Deal found 5/26![Southwest logo]()
$443
This Southwest deal was found by Cheapflights users on 5/27. 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 7/305:55 pm
BOI
- MCI
1 stop6h 40m
Southwest
Sun 8/27:45 pm
MCI
- BOI
1 stop6h 40m
Southwest
Deal found 5/27![Southwest logo]()
$443
This Southwest deal was found by Cheapflights users on 5/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:35 pm
BOI
- STL
2 stops8h 05m
Southwest
Mon 9/283:45 pm
STL
- BOI
2 stops7h 50m
Southwest
Deal found 5/25![Southwest logo]()
$445
This Southwest deal was found by Cheapflights users on 5/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:00 pm
BOI
- STL
1 stop6h 05m
Southwest
Mon 8/36:40 pm
STL
- BOI
2 stops8h 10m
Southwest
Deal found 5/24![Southwest logo]()
$450
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Fri 6/2610:35 am
BOI
- JLN
2 stops25h 47m
United Airlines
Sun 6/281:57 pm
JLN
- BOI
1 stop8h 32m
United Airlines
Deal found 5/26![United Airlines logo]()
$735
This Southwest deal was found by Cheapflights users on 5/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/303:25 pm
BOI
- STL
2 stops7h 45m
Southwest
Mon 8/36:40 pm
STL
- BOI
2 stops8h 10m
Southwest
Deal found 5/24![Southwest logo]()
$451
This Southwest deal was found by Cheapflights users on 5/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/245:30 am
BOI
- STL
2 stops11h 15m
Southwest
Wed 7/85:35 am
STL
- BOI
2 stops7h 55m
Southwest
Deal found 5/23![Southwest logo]()
$455
This Southwest deal was found by Cheapflights users on 5/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:00 pm
BOI
- STL
1 stop6h 05m
Southwest
Sun 8/24:45 pm
STL
- BOI
2 stops9h 40m
Southwest
Deal found 5/26![Southwest logo]()
$461
Last-minute flights from Boise to MissouriDiscover last-minute flight deals from Boise to Missouri. Data last updated May 28, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Missouri. Data last updated May 28, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 5/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:25 pm
BOI
- MCI
1 stop22h 35m
Frontier
Sat 6/131:45 pm
MCI
- BOI
1 stop23h 45m
Frontier
Deal found 5/25![Frontier logo]()
$321
This Booking.com deal was found by Cheapflights users on 5/27. 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.
Tue 6/91:25 pm
BOI
- MCI
1 stop22h 35m
Frontier
Sat 6/201:45 pm
MCI
- BOI
1 stop23h 45m
Frontier
Deal found 5/27![Frontier logo]()
$332
This Southwest deal was found by Cheapflights users on 5/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/95:30 am
BOI
- MCI
1 stop6h 00m
Southwest
Tue 6/167:25 pm
MCI
- BOI
1 stop6h 00m
Southwest
Deal found 5/26![Southwest logo]()
$427
This CheapOair deal was found by Cheapflights users on 5/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/111:25 pm
BOI
- STL
1 stop28h 28m
Frontier
Mon 6/157:38 pm
STL
- BOI
1 stop17h 52m
Frontier
Deal found 5/26![Frontier logo]()
$360
This Expedia deal was found by Cheapflights users on 5/28. 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.
Wed 6/174:27 pm
BOI
- MCI
1 stop6h 32m
Alaska Airlines
Sat 6/206:02 am
MCI
- BOI
1 stop9h 05m
Alaska Airlines
Deal found 5/28![Alaska Airlines logo]()
$377
This Southwest deal was found by Cheapflights users on 5/28. 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 6/176:00 am
BOI
- MCI
1 stop6h 55m
Southwest
Sat 6/205:40 am
MCI
- BOI
1 stop6h 50m
Southwest
Deal found 5/28![Southwest logo]()
$393
This Delta deal was found by Cheapflights users on 5/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:42 pm
BOI
- STL
1 stop5h 01m
Delta
Fri 7/33:57 pm
STL
- BOI
1 stop5h 58m
Delta
Deal found 5/26![Delta logo]()
$395
This American Airlines deal was found by Cheapflights users on 5/23. 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 6/234:06 pm
BOI
- STL
1 stop6h 53m
American Airlines
Fri 7/35:13 pm
STL
- BOI
1 stop7h 09m
American Airlines
Deal found 5/23![American Airlines logo]()
$405
This Southwest deal was found by Cheapflights users on 5/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/244:05 pm
BOI
- STL
1 stop5h 05m
Southwest
Wed 7/86:55 pm
STL
- BOI
1 stop6h 35m
Southwest
Deal found 5/23![Southwest logo]()
$393
This United Airlines deal was found by Cheapflights users on 5/26. 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 6/245:46 pm
BOI
- STL
1 stop5h 12m
United Airlines
Sun 6/285:10 am
STL
- BOI
1 stop5h 43m
United Airlines
Deal found 5/26![United Airlines logo]()
$425
This American Airlines deal was found by Cheapflights users on 5/25. 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 6/244:06 pm
BOI
- STL
1 stop6h 53m
American Airlines
Sun 6/285:29 am
STL
- BOI
1 stop6h 49m
American Airlines
Deal found 5/25![American Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 5/27. 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 6/265:46 pm
BOI
- MCI
1 stop4h 39m
United Airlines
Mon 6/295:24 pm
MCI
- BOI
1 stop5h 05m
United Airlines
Deal found 5/27![United Airlines logo]()
$443
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 May 28, 2026.
Search for one-way flight options from Boise to Missouri. Find affordable one-way fares based on user searches. Data last updated May 28, 2026.
This Booking.com deal was found by Cheapflights users on 5/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:24 pm
BOI
- MCI
1 stop22h 36m
Frontier
Deal found 5/26![Frontier logo]()
$140
This Expedia deal was found by Cheapflights users on 5/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:24 pm
BOI
- STL
1 stop4h 59m
Frontier
Deal found 5/26![Frontier logo]()
$149
This American Airlines deal was found by Cheapflights users on 5/28. 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 6/234:06 pm
BOI
- MCI
1 stop7h 19m
American Airlines
Deal found 5/28![American Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 5/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/161:25 pm
BOI
- STL
1 stop28h 58m
Frontier
Deal found 5/23![Frontier logo]()
$185
This American Airlines deal was found by Cheapflights users on 5/25. 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.
Sat 8/81:55 pm
BOI
- MCI
1 stop8h 41m
American Airlines
Deal found 5/25![American Airlines logo]()
$188
This Booking.com deal was found by Cheapflights users on 5/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:25 pm
BOI
- MCI
1 stop23h 24m
Frontier
Deal found 5/23![Frontier logo]()
$197
This Southwest deal was found by Cheapflights users on 5/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:30 am
BOI
- STL
2 stops10h 10m
Southwest
Deal found 5/26![Southwest logo]()
$212
This American Airlines deal was found by Cheapflights users on 5/27. 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 7/113:12 pm
BOI
- MCI
1 stop8h 07m
American Airlines
Deal found 5/27![American Airlines logo]()
$220
This United Airlines deal was found by Cheapflights users on 5/23. 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.
Mon 6/155:46 pm
BOI
- STL
1 stop5h 11m
United Airlines
Deal found 5/23![United Airlines logo]()
$223
This American Airlines deal was found by Cheapflights users on 5/26. 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.
Fri 6/264:06 pm
BOI
- MCI
1 stop7h 19m
American Airlines
Deal found 5/26![American Airlines logo]()
$224
This Southwest deal was found by Cheapflights users on 5/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:00 am
BOI
- MCI
2 stops8h 05m
Southwest
Deal found 5/26![Southwest logo]()
$225
This Southwest deal was found by Cheapflights users on 5/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:55 pm
BOI
- MCI
1 stop6h 35m
Southwest
Deal found 5/26![Southwest logo]()
$234
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 May 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $321 (Booking.com) |
One-way from | $140 (Booking.com) |
Popular in | November |
Cheapest in | September |
Average price | $467 |
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 May 28, 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
BoiseSt. Louis
BOI - STL
BOISTL
Boise Air Term. Gowen Fld
Wed 9/2
3:40 pm-10:35 pm
1 stop5h 55m
Lambert-St Louis
Wed 9/9
4:05 pm-11:10 pm
1 stop8h 05m
$357
BoiseSt. Louis
BOI - STL
BOISTL
Boise Air Term. Gowen Fld
Tue 9/29
6:23 am-2:21 pm
1 stop6h 58m
Lambert-St Louis
Wed 9/30
6:08 pm-11:55 pm
1 stop6h 47m
$380
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
Sun 9/13
6:30 am-1:20 pm
1 stop5h 50m
Kansas City
Tue 9/15
8:35 am-7:45 pm
2 stops12h 10m
$398
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
Thu 11/12
11:30 am-5:22 pm
1 stop4h 52m
Kansas City
Sun 11/15
7:40 pm-12:04 am
1 stop5h 24m
$407
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
Thu 11/12
1:51 pm-11:59 pm
1 stop9h 08m
Kansas City
Sun 11/15
6:09 pm-11:46 pm
1 stop6h 37m
$407
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
Fri 10/16
5:25 am-2:05 pm
1 stop7h 40m
Kansas City
Mon 10/19
8:25 pm-1:05 am
1 stop5h 40m
$407
BoiseColumbia
BOI - COU
BOICOU
Boise Air Term. Gowen Fld
Sat 8/29
2:44 pm-8:59 pm
1 stop5h 15m
Columbia Regional
Tue 9/1
9:00 am-1:38 pm
1 stop5h 38m
$408
BoiseSt. Louis
BOI - STL
BOISTL
Boise Air Term. Gowen Fld
Wed 9/30
2:20 pm-10:45 pm
1 stop7h 25m
Lambert-St Louis
Sun 10/4
5:05 am-11:40 am
1 stop7h 35m
$412
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
Fri 7/3
5:40 pm-12:14 am
1 stop5h 34m
Kansas City
Mon 7/6
5:30 am-11:20 am
1 stop6h 50m
$413
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
Wed 6/17
11:30 am-8:35 pm
2 stops8h 05m
Kansas City
Sat 6/20
5:40 am-11:30 am
1 stop6h 50m
$417
Showing 1-10 of 53 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-STL
BOI-MCI
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-STL
BOI-MCI
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 May is currently the most expensive (average of $351). 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?
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 May 28, 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.
Comfort
7.8
Food
7.1
Overall
7.9
Boarding
8.1
Entertainment
7.0
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Food
7.1
Overall
7.9
Boarding
8.1
Entertainment
7.0
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Food
7.1
Overall
7.9
Boarding
8.1
Entertainment
7.0
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Food
7.1
Overall
7.9
Boarding
8.1
Entertainment
7.0
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Food
7.1
Overall
7.9
Boarding
8.1
Entertainment
7.0
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Comfort
7.8
Food
7.1
Overall
7.9
Boarding
8.1
Entertainment
7.0
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Related info for your journey
Find useful and relevant information for your journey from Boise to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Boise to Missouri
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Complete your trip
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Find flights from Boise to Missouri, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boise and Missouri flights
Browse other Boise and Missouri flight options. Last updated on May 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 May 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$196 | Average$439 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$255 | Average$392 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$262 | Average$427 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$278 | Average$447 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$283 | Average$434 | FlexibilityNo cancel fee | On-time69% |