$171+ Cheap flights from Idaho Falls (IDA) 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — MCI
Aug 7 — Aug 141
Round-trip
1 adult, Economy
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Find cheap flights from Idaho Falls to Missouri with Cheapflights
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Cheapest flights from Idaho Falls to MissouriExplore the most affordable flight options available from Idaho Falls to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2026.
Explore the most affordable flight options available from Idaho Falls to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2026.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:00 pm
IDA
- MCI
1 stop4h 13m
Delta
Sun 8/237:00 am
MCI
- IDA
1 stop4h 50m
Delta
Deal found 7/7![Delta logo]()
$319
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:50 pm
IDA
- SGF
1 stop7h 47m
American Airlines
Sat 10/317:16 am
SGF
- IDA
1 stop7h 04m
American Airlines
Deal found 7/7![American Airlines logo]()
$319
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:00 pm
IDA
- MCI
2 stops13h 19m
Delta
Tue 8/257:00 am
MCI
- IDA
1 stop4h 50m
Delta
Deal found 7/7![Delta logo]()
$324
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:54 pm
IDA
- MCI
2 stops34h 47m
Multiple Airlines
Thu 8/274:47 pm
MCI
- IDA
1 stop18h 35m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 7/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:00 pm
IDA
- MCI
1 stop4h 13m
Delta
Wed 8/197:00 am
MCI
- IDA
1 stop4h 50m
Delta
Deal found 7/5![Delta logo]()
$344
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:50 pm
IDA
- SGF
1 stop7h 47m
American Airlines
Wed 10/287:16 am
SGF
- IDA
1 stop7h 04m
American Airlines
Deal found 7/7![American Airlines logo]()
$344
This United Airlines deal was found by Cheapflights users on 7/6. 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 8/274:04 pm
IDA
- MCI
1 stop6h 26m
United Airlines
Sun 8/306:00 am
MCI
- IDA
1 stop4h 51m
United Airlines
Deal found 7/6![United Airlines logo]()
$346
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:00 am
IDA
- MCI
1 stop7h 08m
Delta
Tue 8/2512:18 pm
MCI
- IDA
2 stops7h 02m
Delta
Deal found 7/7![Delta logo]()
$347
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:17 pm
IDA
- MCI
1 stop4h 51m
Delta
Wed 8/267:00 am
MCI
- IDA
1 stop4h 50m
Delta
Deal found 7/7![Delta logo]()
$361
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.
Sat 10/244:05 pm
IDA
- SGF
1 stop6h 37m
United Airlines
Sat 10/318:00 am
SGF
- IDA
2 stops8h 23m
United Airlines
Deal found 7/7![United Airlines logo]()
$364
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:00 pm
IDA
- MCI
1 stop4h 13m
Delta
Fri 8/217:00 am
MCI
- IDA
1 stop4h 50m
Delta
Deal found 7/7![Delta logo]()
$365
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:00 pm
IDA
- MCI
1 stop4h 13m
Delta
Tue 8/2512:18 pm
MCI
- IDA
2 stops7h 02m
Delta
Deal found 7/7![Delta logo]()
$366
Best flights from Idaho Falls to MissouriDiscover carefully curated flight deals from Idaho Falls to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 8, 2026.
Discover carefully curated flight deals from Idaho Falls to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 8, 2026.
This Delta deal was found by Cheapflights users on 7/3. 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.
Thu 8/276:00 am
IDA
- MCI
1 stop7h 08m
Delta
Sun 8/306:19 pm
MCI
- IDA
1 stop5h 13m
Delta
Deal found 7/3![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 7/6. 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 8/274:04 pm
IDA
- MCI
1 stop6h 26m
United Airlines
Sun 8/306:00 am
MCI
- IDA
1 stop4h 51m
United Airlines
Deal found 7/6![United Airlines logo]()
$346
This Alaska Airlines deal was found by Cheapflights users on 7/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:53 pm
IDA
- MCI
1 stop9h 06m
Alaska Airlines
Sat 11/72:53 pm
MCI
- IDA
1 stop9h 49m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Fri 8/1410:54 pm
IDA
- STL
2 stops15h 02m
Multiple Airlines
Sun 8/167:10 pm
STL
- IDA
1 stop21h 55m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$411
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Thu 8/272:20 pm
IDA
- SGF
1 stop6h 42m
American Airlines
Sun 8/303:53 pm
SGF
- IDA
1 stop6h 50m
American Airlines
Deal found 7/5![American Airlines logo]()
$537
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:00 pm
IDA
- MCI
1 stop4h 13m
Delta
Sat 8/227:00 am
MCI
- IDA
1 stop4h 50m
Delta
Deal found 7/7![Delta logo]()
$319
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:00 pm
IDA
- MCI
2 stops13h 19m
Delta
Wed 8/266:01 pm
MCI
- IDA
1 stop5h 31m
Delta
Deal found 7/7![Delta logo]()
$324
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.
Sat 10/244:05 pm
IDA
- SGF
1 stop6h 37m
United Airlines
Sat 10/318:00 am
SGF
- IDA
2 stops8h 23m
United Airlines
Deal found 7/7![United Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 7/6. 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 8/45:54 pm
IDA
- STL
1 stop5h 03m
United Airlines
Tue 8/115:10 am
STL
- IDA
1 stop5h 41m
United Airlines
Deal found 7/6![United Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 7/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:00 pm
IDA
- MCI
1 stop4h 13m
Delta
Wed 8/197:00 am
MCI
- IDA
1 stop4h 50m
Delta
Deal found 7/5![Delta logo]()
$344
This United Airlines deal was found by Cheapflights users on 7/4. 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 10/312:32 pm
IDA
- STL
1 stop5h 02m
United Airlines
Wed 11/48:58 am
STL
- IDA
1 stop7h 25m
United Airlines
Deal found 7/4![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 7/6. 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 10/312:32 pm
IDA
- STL
1 stop5h 02m
United Airlines
Tue 11/35:00 am
STL
- IDA
2 stops9h 31m
United Airlines
Deal found 7/6![United Airlines logo]()
$414
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:50 pm
IDA
- SGF
1 stop7h 47m
American Airlines
Fri 10/307:16 am
SGF
- IDA
2 stops15h 26m
American Airlines
Deal found 7/7![American Airlines logo]()
$557
This Delta deal was found by Cheapflights users on 7/3. 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.
Tue 9/86:57 pm
IDA
- MCI
2 stops13h 25m
Delta
Thu 9/177:00 am
MCI
- IDA
1 stop6h 15m
Delta
Deal found 7/3![Delta logo]()
$434
This United Airlines deal was found by Cheapflights users on 7/6. 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 8/2210:35 am
IDA
- MCI
2 stops10h 09m
United Airlines
Wed 8/266:00 am
MCI
- IDA
1 stop4h 51m
United Airlines
Deal found 7/6![United Airlines logo]()
$429
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:50 pm
IDA
- SGF
1 stop7h 47m
American Airlines
Wed 10/287:16 am
SGF
- IDA
2 stops15h 26m
American Airlines
Deal found 7/7![American Airlines logo]()
$613
This United Airlines deal was found by Cheapflights users on 7/6. 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 7/185:54 pm
IDA
- STL
1 stop4h 53m
United Airlines
Mon 7/204:48 pm
STL
- IDA
1 stop5h 19m
United Airlines
Deal found 7/6![United Airlines logo]()
$504
This United Airlines deal was found by Cheapflights users on 7/3. 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.
Tue 10/272:32 pm
IDA
- SGF
1 stop5h 14m
United Airlines
Sat 10/318:00 am
SGF
- IDA
2 stops8h 23m
United Airlines
Deal found 7/3![United Airlines logo]()
$554
This United Airlines deal was found by Cheapflights users on 7/6. 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 10/224:05 pm
IDA
- SGF
1 stop27h 43m
United Airlines
Tue 10/278:00 am
SGF
- IDA
2 stops8h 23m
United Airlines
Deal found 7/6![United Airlines logo]()
$594
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.
Thu 8/274:04 pm
IDA
- SGF
1 stop6h 38m
United Airlines
Sun 8/306:37 pm
SGF
- IDA
2 stops19h 52m
United Airlines
Deal found 7/7![United Airlines logo]()
$704
Last-minute flights from Idaho Falls to MissouriDiscover last-minute flight deals from Idaho Falls to Missouri. Data last updated July 8, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho Falls to Missouri. Data last updated July 8, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/6. 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 8/45:54 pm
IDA
- STL
1 stop5h 03m
United Airlines
Tue 8/115:10 am
STL
- IDA
1 stop5h 41m
United Airlines
Deal found 7/6![United Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 7/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:00 pm
IDA
- MCI
1 stop4h 13m
Delta
Wed 8/197:00 am
MCI
- IDA
1 stop4h 50m
Delta
Deal found 7/5![Delta logo]()
$344
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:00 pm
IDA
- MCI
1 stop4h 13m
Delta
Thu 8/276:01 pm
MCI
- IDA
1 stop5h 31m
Delta
Deal found 7/7![Delta logo]()
$319
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:54 pm
IDA
- MCI
2 stops34h 47m
Multiple Airlines
Thu 8/274:47 pm
MCI
- IDA
1 stop18h 35m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$337
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:00 pm
IDA
- MCI
1 stop4h 13m
Delta
Fri 8/217:00 am
MCI
- IDA
1 stop4h 50m
Delta
Deal found 7/7![Delta logo]()
$365
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:00 pm
IDA
- MCI
1 stop4h 13m
Delta
Tue 8/2512:18 pm
MCI
- IDA
2 stops7h 02m
Delta
Deal found 7/7![Delta logo]()
$366
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:17 pm
IDA
- MCI
2 stops7h 10m
Delta
Fri 8/217:00 am
MCI
- IDA
1 stop4h 50m
Delta
Deal found 7/7![Delta logo]()
$370
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:17 pm
IDA
- MCI
2 stops7h 10m
Delta
Tue 8/2512:18 pm
MCI
- IDA
2 stops7h 02m
Delta
Deal found 7/7![Delta logo]()
$371
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:00 pm
IDA
- MCI
2 stops13h 19m
Delta
Wed 8/266:01 pm
MCI
- IDA
1 stop5h 31m
Delta
Deal found 7/7![Delta logo]()
$324
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:00 am
IDA
- MCI
1 stop7h 08m
Delta
Tue 8/2512:18 pm
MCI
- IDA
2 stops7h 02m
Delta
Deal found 7/7![Delta logo]()
$347
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:17 pm
IDA
- MCI
1 stop4h 51m
Delta
Tue 8/257:00 am
MCI
- IDA
1 stop4h 50m
Delta
Deal found 7/7![Delta logo]()
$361
This United Airlines deal was found by Cheapflights users on 7/6. 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 8/274:04 pm
IDA
- MCI
1 stop6h 26m
United Airlines
Sun 8/306:00 am
MCI
- IDA
1 stop4h 51m
United Airlines
Deal found 7/6![United Airlines logo]()
$346
One-way flights from Idaho Falls to MissouriSearch for one-way flight options from Idaho Falls to Missouri. Find affordable one-way fares based on user searches. Data last updated July 8, 2026.
Search for one-way flight options from Idaho Falls to Missouri. Find affordable one-way fares based on user searches. Data last updated July 8, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:47 pm
IDA
- MCI
2 stops13h 13m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$171
This United Airlines deal was found by Cheapflights users on 7/6. 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 7/215:54 pm
IDA
- STL
1 stop5h 03m
United Airlines
Deal found 7/6![United Airlines logo]()
$185
This Expedia deal was found by Cheapflights users on 7/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/114:14 pm
IDA
- MCI
1 stop23h 39m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:36 pm
IDA
- STL
2 stops18h 55m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$205
This United Airlines deal was found by Cheapflights users on 7/6. 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 7/205:54 pm
IDA
- STL
1 stop5h 03m
United Airlines
Deal found 7/6![United Airlines logo]()
$206
This Delta deal was found by Cheapflights users on 7/6. 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.
Sun 7/197:00 pm
IDA
- STL
1 stop4h 41m
Delta
Deal found 7/6![Delta logo]()
$230
This Alaska Airlines deal was found by Cheapflights users on 7/4. 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.
Tue 9/83:57 pm
IDA
- STL
1 stop24h 13m
Alaska Airlines
Deal found 7/4![Alaska Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Mon 7/2010:47 pm
IDA
- STL
2 stops17h 50m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$265
This Delta deal was found by Cheapflights users on 7/4. 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 9/86:57 pm
IDA
- STL
2 stops13h 37m
Delta
Deal found 7/4![Delta logo]()
$285
This Priceline deal was found by Cheapflights users on 7/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:43 pm
IDA
- MCI
1 stop9h 16m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$295
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.
Mon 8/35:54 pm
IDA
- MCI
1 stop4h 31m
United Airlines
Deal found 7/7![United Airlines logo]()
$304
This American Airlines deal was found by Cheapflights users on 7/4. 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.
Tue 9/82:20 pm
IDA
- STL
1 stop8h 22m
American Airlines
Deal found 7/4![American Airlines logo]()
$320
Find flight deals from Idaho Falls to Missouri
Keep the following information in mind while searching for Idaho Falls to Missouri flight deals. Data was last updated July 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $319 (Delta) |
One-way from | $171 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $713 |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho Falls 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 8, 2026.
Use the filters below to find and compare flights from Idaho Falls to Missouri that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Idaho FallsKansas City
IDA - MCI
IDAMCI
Idaho Falls Fanning Field
Thu 8/27
6:00 am-2:08 pm
1 stop7h 08m
Kansas City
Sun 8/30
6:19 pm-10:32 pm
1 stop5h 13m
$319
Quickest round-trip
Idaho FallsKansas City
IDA - MCI
IDAMCI
Idaho Falls Fanning Field
Wed 8/19
7:00 pm-12:13 am
1 stop4h 13m
Kansas City
Sat 8/22
7:00 am-10:50 am
1 stop4h 50m
$319
Idaho FallsKansas City
IDA - MCI
IDAMCI
Idaho Falls Fanning Field
Wed 8/19
7:00 pm-9:19 am
2 stops13h 19m
Kansas City
Wed 8/26
6:01 pm-10:32 pm
1 stop5h 31m
$324
Idaho FallsKansas City
IDA - MCI
IDAMCI
Idaho Falls Fanning Field
Thu 8/13
7:00 pm-12:13 am
1 stop4h 13m
Kansas City
Wed 8/19
7:00 am-10:50 am
1 stop4h 50m
$344
Idaho FallsKansas City
IDA - MCI
IDAMCI
Idaho Falls Fanning Field
Thu 8/27
4:04 pm-11:30 pm
1 stop6h 26m
Kansas City
Sun 8/30
6:00 am-9:51 am
1 stop4h 51m
$346
Idaho FallsSpringfield
IDA - SGF
IDASGF
Idaho Falls Fanning Field
Sat 10/24
4:05 pm-11:42 pm
1 stop6h 37m
Springfield-Branson
Sat 10/31
8:00 am-3:23 pm
2 stops8h 23m
$364
Idaho FallsKansas City
IDA - MCI
IDAMCI
Idaho Falls Fanning Field
Tue 11/3
1:53 pm-11:59 pm
1 stop9h 06m
Kansas City
Sat 11/7
2:53 pm-11:42 pm
1 stop9h 49m
$369
Idaho FallsSt. Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Tue 8/4
5:54 pm-11:57 pm
1 stop5h 03m
Lambert-St Louis
Tue 8/11
5:10 am-9:51 am
1 stop5h 41m
$376
Idaho FallsSt. Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Sat 10/31
2:32 pm-8:34 pm
1 stop5h 02m
Lambert-St Louis
Wed 11/4
8:58 am-3:23 pm
1 stop7h 25m
$409
Idaho FallsSt. Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Fri 8/14
10:54 pm-2:56 pm
2 stops15h 02m
Lambert-St Louis
Sun 8/16
7:10 pm-4:05 pm
1 stop21h 55m
$411
Showing 1-10 of 38 resultsSorted by cheapest first
Best time to book a flight from Idaho Falls to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from Idaho Falls with our price prediction graph.
IDA-MCI
IDA-STL
IDA-SGF
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 Idaho Falls to Missouri
IDA-USMO
IDA-MCI
IDA-STL
IDA-SGF
What is the cheapest month to book a flight from Idaho Falls to Missouri?
Currently, March is the cheapest month in which you can book a flight from Idaho Falls to Missouri (average of $150). Flying from Idaho Falls to Missouri in January is currently the most expensive (average of $440). 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.
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 8, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Idaho Falls 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.
Overall
7.9
Entertainment
7.0
Crew
8.5
Boarding
8.1
Comfort
7.8
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Entertainment
7.0
Crew
8.5
Boarding
8.1
Comfort
7.8
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Entertainment
7.0
Crew
8.5
Boarding
8.1
Comfort
7.8
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Entertainment
7.0
Crew
8.5
Boarding
8.1
Comfort
7.8
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Entertainment
7.0
Crew
8.5
Boarding
8.1
Comfort
7.8
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Idaho Falls 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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Complete your trip
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Idaho Falls and Missouri flights
Browse other Idaho Falls and Missouri flight options. Last updated on July 8, 2026.
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Idaho Falls to Missouri flights
Consider these flights traveling from Idaho Falls to Missouri.
Top 4 airlines flying from Idaho Falls to Missouri
Discover the top 4 airlines that operate flights from Idaho Falls 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 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$185 | Average$443 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$308 | Average$497 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$350 | Average$430 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$389 | Average$499 | FlexibilityNo cancel fee | On-time75% |