$139+ Cheap flights from Montana to Houston
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.
BZN — HOU
Jul 20 — Jul 271
Round-trip
1 adult, Economy
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Cheapest flights from Montana to HoustonExplore the most affordable flight options available from Montana to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 20, 2026.
Explore the most affordable flight options available from Montana to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 8/610:24 am
MSO
- IAH
1 stop24h 58m
Multiple Airlines
Wed 8/128:43 pm
IAH
- MSO
1 stop13h 51m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 8/1310:24 am
MSO
- IAH
1 stop8h 34m
Multiple Airlines
Wed 8/197:55 pm
IAH
- MSO
1 stop26h 07m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 8/610:24 am
MSO
- IAH
1 stop24h 58m
Multiple Airlines
Sat 8/88:43 pm
IAH
- MSO
1 stop13h 51m
Multiple Airlines
Deal found 6/15![Multiple Airlines logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 8/910:24 am
MSO
- IAH
1 stop24h 58m
Multiple Airlines
Wed 8/128:43 pm
IAH
- MSO
1 stop13h 51m
Multiple Airlines
Deal found 6/15![Multiple Airlines logo]()
$310
This United Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 8/124:32 pm
BZN
- IAH
1 stop6h 24m
United Airlines
Sat 8/156:11 pm
IAH
- BZN
Nonstop3h 38m
United Airlines
Deal found 6/16![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 9/144:40 pm
BZN
- HOU
1 stop6h 50m
Southwest
Sat 9/199:15 am
HOU
- BZN
1 stop5h 20m
Southwest
Deal found 6/15![Southwest logo]()
$329
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 10/156:00 am
BZN
- IAH
1 stop6h 11m
Delta
Sat 10/177:15 am
IAH
- BZN
1 stop7h 01m
Delta
Deal found 6/17![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:15 am
BIL
- IAH
1 stop5h 56m
Delta
Wed 10/212:30 pm
IAH
- BIL
1 stop6h 18m
Delta
Deal found 6/17![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:30 am
BZN
- IAH
2 stops12h 06m
Delta
Mon 10/196:35 pm
IAH
- BZN
1 stop6h 35m
Delta
Deal found 6/17![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 8/225:20 am
BIL
- IAH
1 stop7h 17m
Delta
Mon 8/3111:28 am
IAH
- BIL
2 stops9h 44m
Delta
Deal found 6/19![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 10/126:25 pm
BIL
- HOU
2 stops14h 01m
Delta
Wed 10/2110:05 am
HOU
- BIL
2 stops10h 43m
Delta
Deal found 6/17![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/3112:13 pm
BZN
- IAH
2 stops10h 46m
Delta
Mon 8/107:20 am
IAH
- BZN
2 stops8h 49m
Delta
Deal found 6/19![Delta logo]()
$339
Best flights from Montana to HoustonDiscover carefully curated flight deals from Montana to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 20, 2026.
Discover carefully curated flight deals from Montana to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 20, 2026.
This United Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 11/132:40 pm
BIL
- IAH
1 stop5h 10m
United Airlines
Tue 11/172:48 pm
IAH
- BIL
1 stop7h 03m
United Airlines
Deal found 6/16![United Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/3112:13 pm
BZN
- IAH
2 stops10h 46m
Delta
Mon 8/107:30 am
IAH
- BZN
1 stop5h 35m
Delta
Deal found 6/19![Delta logo]()
$334
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 10/136:30 am
BZN
- HOU
1 stop6h 40m
Southwest
Fri 10/165:30 am
HOU
- BZN
1 stop6h 10m
Southwest
Deal found 6/16![Southwest logo]()
$355
This Alaska Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” 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 9/297:03 am
BZN
- IAH
1 stop9h 10m
Alaska Airlines
Wed 9/302:34 pm
IAH
- BZN
1 stop9h 25m
Alaska Airlines
Deal found 6/14![Alaska Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 9/47:00 am
BIL
- HOU
1 stop7h 26m
American Airlines
Mon 9/76:14 pm
HOU
- BIL
1 stop5h 33m
American Airlines
Deal found 6/16![American Airlines logo]()
$532
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 10/126:25 pm
BIL
- HOU
2 stops14h 01m
Delta
Wed 10/2110:05 am
HOU
- BIL
2 stops10h 43m
Delta
Deal found 6/17![Delta logo]()
$339
This Alaska Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 8/277:15 am
MSO
- IAH
1 stop8h 58m
Alaska Airlines
Sat 8/292:34 pm
IAH
- MSO
1 stop9h 25m
Alaska Airlines
Deal found 6/15![Alaska Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 10/1411:05 am
BZN
- HOU
1 stop7h 50m
Southwest
Tue 10/2011:05 am
HOU
- BZN
2 stops9h 00m
Southwest
Deal found 6/17![Southwest logo]()
$360
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 10/2312:50 pm
MSO
- IAH
1 stop7h 46m
Delta
Mon 10/266:35 pm
IAH
- MSO
1 stop6h 56m
Delta
Deal found 6/17![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/32:26 pm
BZN
- IAH
1 stop5h 29m
United Airlines
Sun 7/56:30 am
IAH
- BZN
1 stop7h 50m
United Airlines
Deal found 6/19![United Airlines logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 11/161:55 pm
MSO
- IAH
1 stop9h 03m
Alaska Airlines
Wed 11/187:01 am
IAH
- MSO
1 stop9h 33m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 10/154:15 pm
BZN
- HOU
1 stop4h 45m
Southwest
Sun 10/188:10 am
HOU
- BZN
1 stop8h 25m
Southwest
Deal found 6/17![Southwest logo]()
$389
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 9/86:00 am
MSO
- IAH
1 stop6h 00m
Delta
Tue 9/152:36 pm
IAH
- MSO
2 stops8h 50m
Delta
Deal found 6/15![Delta logo]()
$354
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 9/22:35 pm
HLN
- IAH
1 stop6h 06m
United Airlines
Sat 9/54:27 pm
IAH
- HLN
1 stop6h 03m
United Airlines
Deal found 6/19![United Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 7/82:35 pm
BZN
- HOU
1 stop8h 45m
Southwest
Sat 7/118:15 am
HOU
- BZN
1 stop9h 05m
Southwest
Deal found 6/15![Southwest logo]()
$398
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 8/225:20 am
BIL
- IAH
2 stops8h 54m
Delta
Mon 8/3111:28 am
IAH
- BIL
2 stops9h 44m
Delta
Deal found 6/19![Delta logo]()
$364
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 8/292:35 pm
HLN
- IAH
1 stop7h 21m
United Airlines
Tue 9/13:00 pm
IAH
- HLN
1 stop7h 30m
United Airlines
Deal found 6/15![United Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/32:50 pm
BZN
- HOU
2 stops7h 20m
Southwest
Fri 7/102:45 pm
HOU
- BZN
2 stops9h 50m
Southwest
Deal found 6/16![Southwest logo]()
$399
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 8/145:30 am
MSO
- IAH
1 stop7h 07m
Delta
Tue 8/185:48 pm
IAH
- MSO
1 stop6h 59m
Delta
Deal found 6/18![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 8/262:35 pm
HLN
- IAH
1 stop8h 21m
United Airlines
Sat 8/294:27 pm
IAH
- HLN
1 stop6h 03m
United Airlines
Deal found 6/19![United Airlines logo]()
$419
This Orbitz deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:09 pm
HLN
- IAH
1 stop12h 11m
Alaska Airlines
Wed 7/226:02 am
IAH
- HLN
1 stop11h 30m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$469
This American Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 11/171:14 pm
MSO
- HOU
2 stops9h 43m
American Airlines
Wed 11/1812:15 pm
HOU
- MSO
1 stop8h 40m
American Airlines
Deal found 6/19![American Airlines logo]()
$589
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 8/262:29 pm
BIL
- IAH
1 stop5h 26m
United Airlines
Sat 8/2910:31 am
IAH
- BIL
1 stop7h 45m
United Airlines
Deal found 6/15![United Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/41:00 pm
BZN
- HOU
1 stop7h 35m
Southwest
Sat 7/118:15 am
HOU
- BZN
1 stop9h 05m
Southwest
Deal found 6/19![Southwest logo]()
$438
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 10/157:00 pm
BZN
- HOU
2 stops13h 26m
Delta
Wed 10/211:00 pm
HOU
- BZN
2 stops12h 10m
Delta
Deal found 6/17![Delta logo]()
$414
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 8/222:29 pm
BIL
- IAH
1 stop7h 27m
United Airlines
Mon 8/315:15 am
IAH
- BIL
1 stop5h 26m
United Airlines
Deal found 6/19![United Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 9/141:35 pm
BZN
- HOU
2 stops8h 20m
Southwest
Sat 9/192:40 pm
HOU
- BZN
2 stops7h 35m
Southwest
Deal found 6/15![Southwest logo]()
$444
This American Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 7/161:29 pm
BIL
- HOU
1 stop5h 24m
American Airlines
Sat 7/186:49 pm
HOU
- BIL
1 stop5h 24m
American Airlines
Deal found 6/18![American Airlines logo]()
$652
This United Airlines deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 9/24:40 pm
BIL
- IAH
1 stop6h 16m
United Airlines
Sat 9/55:00 am
IAH
- BIL
1 stop7h 02m
United Airlines
Deal found 6/15![United Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 12/166:15 am
BIL
- IAH
2 stops11h 44m
Delta
Tue 12/225:50 pm
IAH
- BIL
1 stop6h 25m
Delta
Deal found 6/15![Delta logo]()
$420
Last-minute flights from Montana to HoustonDiscover last-minute flight deals from Montana to Houston. Data last updated June 20, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Houston. Data last updated June 20, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/311:27 am
BZN
- IAH
1 stop9h 10m
Delta
Tue 8/45:48 pm
IAH
- BZN
1 stop6h 28m
Delta
Deal found 6/19![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/31:50 pm
BZN
- HOU
1 stop11h 05m
Southwest
Fri 7/102:45 pm
HOU
- BZN
1 stop9h 50m
Southwest
Deal found 6/16![Southwest logo]()
$370
This United Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/32:26 pm
BZN
- IAH
1 stop5h 29m
United Airlines
Sun 7/56:30 am
IAH
- BZN
1 stop7h 50m
United Airlines
Deal found 6/19![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 7/32:20 pm
HLN
- IAH
1 stop6h 16m
United Airlines
Tue 7/76:30 am
IAH
- HLN
1 stop8h 03m
United Airlines
Deal found 6/18![United Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/46:45 am
BZN
- IAH
1 stop8h 03m
American Airlines
Sat 7/114:18 pm
IAH
- BZN
1 stop5h 56m
American Airlines
Deal found 6/19![American Airlines logo]()
$406
This Southwest deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 7/82:35 pm
BZN
- HOU
1 stop8h 45m
Southwest
Sat 7/118:15 am
HOU
- BZN
1 stop9h 05m
Southwest
Deal found 6/15![Southwest logo]()
$398
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/1012:13 pm
BZN
- IAH
2 stops10h 46m
Delta
Wed 7/157:01 pm
IAH
- BZN
1 stop6h 22m
Delta
Deal found 6/17![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/154:29 pm
BZN
- IAH
1 stop7h 12m
United Airlines
Wed 7/225:15 am
IAH
- BZN
1 stop5h 16m
United Airlines
Deal found 6/16![United Airlines logo]()
$365
This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/176:00 pm
BIL
- IAH
1 stop5h 41m
United Airlines
Tue 7/215:15 am
IAH
- BIL
1 stop5h 21m
United Airlines
Deal found 6/17![United Airlines logo]()
$370
This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/176:00 pm
BIL
- IAH
1 stop5h 41m
United Airlines
Mon 7/206:19 pm
IAH
- BIL
1 stop5h 35m
United Airlines
Deal found 6/17![United Airlines logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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.
Sat 7/183:40 pm
BIL
- IAH
2 stops14h 40m
Multiple Airlines
Mon 7/2011:51 am
IAH
- BIL
1 stop26h 29m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 7/316:00 am
BZN
- IAH
1 stop6h 14m
Delta
Mon 8/107:06 pm
IAH
- BZN
1 stop5h 58m
Delta
Deal found 6/18![Delta logo]()
$329
One-way flights from Montana to HoustonSearch for one-way flight options from Montana to Houston. Find affordable one-way fares based on user searches. Data last updated June 20, 2026.
Search for one-way flight options from Montana to Houston. Find affordable one-way fares based on user searches. Data last updated June 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 8/39:59 am
BIL
- IAH
1 stop25h 23m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 8/65:53 pm
BIL
- IAH
1 stop19h 06m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 8/143:30 pm
BZN
- HOU
1 stop6h 15m
Southwest
Deal found 6/16![Southwest logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 8/2810:26 am
BZN
- IAH
1 stop26h 39m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 8/143:46 pm
BZN
- IAH
1 stop21h 13m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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 7/139:59 am
BIL
- IAH
1 stop25h 23m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/313:43 pm
BZN
- IAH
1 stop21h 16m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$173
This Priceline deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 9/297:00 am
MSO
- IAH
1 stop9h 13m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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 8/2810:26 am
BZN
- HOU
2 stops46h 32m
Allegiant Air
Deal found 6/18![Allegiant Air logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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.
Sat 8/1510:31 am
BZN
- HOU
3 stops51h 37m
Allegiant Air
Deal found 6/16![Allegiant Air logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” 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.
Sat 8/1510:31 am
BZN
- IAH
3 stops43h 49m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$190
This Southwest deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” 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 7/311:50 pm
BZN
- HOU
1 stop6h 55m
Southwest
Deal found 6/17![Southwest logo]()
$195
Find flight deals from Montana to Houston
Keep the following information in mind while searching for Montana to Houston flight deals. Data was last updated June 20, 2026.
Round-trip from | $262 (Kiwi.com) |
|---|---|
One-way from | $139 (Kiwi.com) |
Popular in | July |
Cheapest in | September |
Average price | $543 |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to Houston 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 June 20, 2026.
Use the filters below to find and compare flights from Montana to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BillingsHouston
BIL - IAH
BILIAH
Billings Logan Intl
Fri 11/13
2:40 pm-8:50 pm
1 stop5h 10m
Houston George Bush Intcntl
Tue 11/17
2:48 pm-8:51 pm
1 stop7h 03m
$329
BozemanHouston
BZN - IAH
BZNIAH
Bozeman Gallatin Field
Fri 7/31
12:13 pm-11:59 pm
2 stops10h 46m
Houston George Bush Intcntl
Mon 8/10
7:30 am-12:05 pm
1 stop5h 35m
$334
BillingsHouston
BIL - HOU
BILHOU
Billings Logan Intl
Mon 10/12
6:25 pm-9:26 am
2 stops14h 01m
Houston Hobby
Wed 10/21
10:05 am-7:48 pm
2 stops10h 43m
$339
MissoulaHouston
MSO - IAH
MSOIAH
Missoula Johnson-Bell Field
Fri 10/23
12:50 pm-9:36 pm
1 stop7h 46m
Houston George Bush Intcntl
Mon 10/26
6:35 pm-12:31 am
1 stop6h 56m
$349
MissoulaHouston
MSO - IAH
MSOIAH
Missoula Johnson-Bell Field
Tue 9/8
6:00 am-1:00 pm
1 stop6h 00m
Houston George Bush Intcntl
Tue 9/15
2:36 pm-10:26 pm
2 stops8h 50m
$354
BozemanHouston
BZN - HOU
BZNHOU
Bozeman Gallatin Field
Tue 10/13
6:30 am-2:10 pm
1 stop6h 40m
Houston Hobby
Fri 10/16
5:30 am-10:40 am
1 stop6h 10m
$355
BozemanHouston
BZN - IAH
BZNIAH
Bozeman Gallatin Field
Tue 9/29
7:03 am-5:13 pm
1 stop9h 10m
Houston George Bush Intcntl
Wed 9/30
2:34 pm-10:59 pm
1 stop9h 25m
$359
MissoulaHouston
MSO - IAH
MSOIAH
Missoula Johnson-Bell Field
Thu 8/27
7:15 am-5:13 pm
1 stop8h 58m
Houston George Bush Intcntl
Sat 8/29
2:34 pm-10:59 pm
1 stop9h 25m
$359
BozemanHouston
BZN - HOU
BZNHOU
Bozeman Gallatin Field
Wed 10/14
11:05 am-7:55 pm
1 stop7h 50m
Houston Hobby
Tue 10/20
11:05 am-7:05 pm
2 stops9h 00m
$360
BillingsHouston
BIL - IAH
BILIAH
Billings Logan Intl
Sat 8/22
5:20 am-3:14 pm
2 stops8h 54m
Houston George Bush Intcntl
Mon 8/31
11:28 am-8:12 pm
2 stops9h 44m
$364
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Montana to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from Montana with our price prediction graph.
BZN-HOU
MSO-IAH
BIL-IAH
BZN-IAH
GTF-IAH
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Montana to Houston
USMT-HO1
BZN-HOU
MSO-IAH
BIL-IAH
BZN-IAH
What is the cheapest month to book a flight from Montana to Houston?
Currently, April is the cheapest month in which you can book a flight from Montana to Houston (average of $118). Flying from Montana to Houston in May is currently the most expensive (average of $328). 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.
What is the cheapest time of day to fly from MT to HOU?
Find hourly flight availability from Montana to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 20, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montana to Houston as you normally would.
How much does it cost to fly round-trip from Montana to Houston?
Related info for your journey
Find useful and relevant information for your journey from Montana to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Montana to Houston
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Complete your trip
Complete your trip to Houston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Montana to Houston by cabin class
Find flights from Montana to Houston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Montana and Houston flights
Browse other Montana and Houston flight options. Last updated on June 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Montana to Houston flights
Consider these flights traveling from Montana to Houston.
Top 5 airlines flying from Montana to Houston
Discover the top 5 airlines that operate flights from Montana to Houston. 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 June 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$118 | Average$397 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$215 | Average$408 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$228 | Average$373 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$228 | Average$497 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$246 | Average$458 | FlexibilityNo cancel fee | On-time71% |