$165+ Cheap flights from Montana to George Bush Intcntl (IAH)
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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — IAH
Jun 25 — Jul 21
Round-trip
1 adult, Economy
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Cheapest flights from Montana to George Bush IntcntlExplore the most affordable flight options available from Montana to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 26, 2026.
Explore the most affordable flight options available from Montana to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 26, 2026.
This United Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 9/512:45 pm
BZN
- IAH
Nonstop3h 22m
United Airlines
Sat 9/126:05 pm
IAH
- BZN
Nonstop3h 38m
United Airlines
Deal found 5/22![United Airlines logo]()
$309
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 7/34:17 pm
BZN
- IAH
1 stop7h 42m
United Airlines
Tue 8/45:15 am
IAH
- BZN
1 stop5h 22m
United Airlines
Deal found 5/26![United Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:00 am
BZN
- IAH
1 stop6h 37m
Delta
Sun 8/165:48 pm
IAH
- BZN
1 stop6h 28m
Delta
Deal found 5/22![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 8/225:10 am
BIL
- IAH
1 stop7h 17m
Delta
Mon 8/315:50 pm
IAH
- BIL
1 stop5h 47m
Delta
Deal found 5/21![Delta logo]()
$329
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.
Fri 9/255:40 am
GTF
- IAH
1 stop6h 49m
Delta
Mon 9/287:35 am
IAH
- GTF
1 stop6h 00m
Delta
Deal found 5/24![Delta logo]()
$338
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 9/241:15 pm
GTF
- IAH
2 stops9h 34m
Delta
Mon 9/287:35 am
IAH
- GTF
1 stop6h 00m
Delta
Deal found 5/24![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 8/105:10 am
FCA
- IAH
1 stop7h 27m
Delta
Sun 8/235:48 pm
IAH
- FCA
1 stop7h 03m
Delta
Deal found 5/22![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 6/265:51 pm
BZN
- IAH
1 stop5h 50m
United Airlines
Sun 6/285:15 am
IAH
- BZN
1 stop5h 14m
United Airlines
Deal found 5/22![United Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 8/105:10 am
FCA
- IAH
1 stop7h 27m
Delta
Sun 8/169:45 am
IAH
- FCA
2 stops15h 06m
Delta
Deal found 5/22![Delta logo]()
$354
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.
Thu 8/136:26 am
BZN
- IAH
1 stop8h 05m
American Airlines
Thu 8/205:00 am
IAH
- BZN
1 stop7h 05m
American Airlines
Deal found 5/25![American Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 8/105:10 am
FCA
- IAH
2 stops8h 59m
Delta
Tue 8/183:15 pm
IAH
- FCA
2 stops9h 36m
Delta
Deal found 5/22![Delta logo]()
$359
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.
Fri 10/238:00 am
MSO
- IAH
1 stop9h 17m
Delta
Mon 10/266:35 pm
IAH
- MSO
1 stop6h 56m
Delta
Deal found 5/26![Delta logo]()
$369
Best flights from Montana to George Bush IntcntlDiscover carefully curated flight deals from Montana to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 26, 2026.
Discover carefully curated flight deals from Montana to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 26, 2026.
This United Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 9/54:32 pm
BZN
- IAH
1 stop6h 24m
United Airlines
Sat 9/126:05 pm
IAH
- BZN
Nonstop3h 38m
United Airlines
Deal found 5/22![United Airlines logo]()
$319
This Orbitz deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Tue 10/133:35 pm
BZN
- IAH
1 stop21h 17m
Alaska Airlines
Fri 10/166:15 pm
IAH
- BZN
1 stop20h 07m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$329
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.
Fri 7/316:00 am
BZN
- IAH
1 stop6h 14m
Delta
Mon 8/107:30 am
IAH
- BZN
1 stop5h 35m
Delta
Deal found 5/26![Delta logo]()
$329
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.
Fri 8/76:00 am
BZN
- IAH
1 stop6h 37m
Delta
Sun 8/167:06 pm
IAH
- BZN
1 stop5h 58m
Delta
Deal found 5/23![Delta logo]()
$329
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/262:21 pm
BZN
- IAH
1 stop8h 38m
Alaska Airlines
Sat 8/292:34 pm
IAH
- BZN
1 stop9h 25m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$329
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:21 pm
BIL
- IAH
1 stop18h 10m
Alaska Airlines
Mon 8/316:16 pm
IAH
- BIL
1 stop21h 46m
Alaska Airlines
Deal found 5/23![Alaska Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 8/225:10 am
BIL
- IAH
1 stop7h 17m
Delta
Mon 8/312:35 pm
IAH
- BIL
1 stop9h 02m
Delta
Deal found 5/22![Delta logo]()
$329
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:14 am
BIL
- IAH
1 stop9h 59m
Alaska Airlines
Sat 8/292:34 pm
IAH
- BIL
1 stop9h 55m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$329
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:20 am
BIL
- IAH
1 stop7h 17m
Delta
Mon 8/103:15 pm
IAH
- BIL
2 stops9h 15m
Delta
Deal found 5/25![Delta logo]()
$334
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.
Thu 8/204:32 pm
BZN
- IAH
1 stop5h 24m
United Airlines
Sat 8/226:11 pm
IAH
- BZN
Nonstop3h 38m
United Airlines
Deal found 5/24![United Airlines logo]()
$409
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/262:30 pm
BZN
- IAH
1 stop6h 11m
United Airlines
Sat 8/296:11 pm
IAH
- BZN
Nonstop3h 38m
United Airlines
Deal found 5/25![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 9/56:00 am
BZN
- IAH
2 stops9h 28m
Delta
Sat 9/126:30 am
IAH
- BZN
2 stops12h 22m
Delta
Deal found 5/22![Delta logo]()
$339
This Alaska Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 10/242:06 pm
MSO
- IAH
1 stop8h 53m
Alaska Airlines
Tue 10/276:09 am
IAH
- MSO
1 stop9h 41m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$369
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 8/199:48 am
BTM
- IAH
1 stop8h 18m
United Airlines
Sat 8/223:00 pm
IAH
- BTM
1 stop8h 26m
United Airlines
Deal found 5/23![United Airlines logo]()
$414
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 8/105:10 am
FCA
- IAH
1 stop7h 27m
Delta
Wed 8/195:48 pm
IAH
- FCA
1 stop7h 03m
Delta
Deal found 5/22![Delta logo]()
$349
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 8/252:05 pm
MSO
- IAH
1 stop8h 54m
Alaska Airlines
Sat 8/292:34 pm
IAH
- MSO
1 stop9h 22m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 10/2410:00 am
BTM
- IAH
1 stop6h 02m
United Airlines
Tue 10/274:20 pm
IAH
- BTM
1 stop7h 07m
United Airlines
Deal found 5/21![United Airlines logo]()
$414
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/276:55 am
FCA
- IAH
1 stop5h 59m
Delta
Sat 7/46:30 am
IAH
- FCA
2 stops11h 13m
Delta
Deal found 5/21![Delta logo]()
$354
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 10/272:30 pm
HLN
- IAH
1 stop5h 20m
United Airlines
Sat 10/318:30 am
IAH
- HLN
1 stop5h 57m
United Airlines
Deal found 5/23![United Airlines logo]()
$419
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 10/242:03 pm
FCA
- IAH
1 stop8h 56m
Alaska Airlines
Tue 10/272:52 pm
IAH
- FCA
1 stop9h 07m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$383
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 8/1212:02 pm
FCA
- IAH
2 stops10h 52m
Delta
Sun 8/165:48 pm
IAH
- FCA
1 stop7h 03m
Delta
Deal found 5/22![Delta logo]()
$354
This Travelocity deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:09 pm
GTF
- IAH
1 stop12h 11m
Alaska Airlines
Fri 8/213:05 pm
IAH
- GTF
2 stops26h 33m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$405
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:00 am
MSO
- IAH
1 stop9h 17m
Delta
Mon 10/266:35 pm
IAH
- MSO
1 stop6h 56m
Delta
Deal found 5/25![Delta logo]()
$369
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.
Tue 10/612:50 pm
MSO
- IAH
1 stop7h 46m
Delta
Tue 10/136:35 pm
IAH
- MSO
1 stop6h 56m
Delta
Deal found 5/23![Delta logo]()
$369
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:35 pm
HLN
- IAH
1 stop8h 17m
United Airlines
Sat 10/36:20 am
IAH
- HLN
1 stop8h 24m
United Airlines
Deal found 5/25![United Airlines logo]()
$508
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/192:35 pm
HLN
- IAH
1 stop7h 21m
United Airlines
Sat 8/223:00 pm
IAH
- HLN
1 stop7h 30m
United Airlines
Deal found 5/25![United Airlines logo]()
$518
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/56:07 pm
FCA
- IAH
2 stops13h 32m
Delta
Tue 6/96:30 am
IAH
- FCA
1 stop9h 03m
Delta
Deal found 5/21![Delta logo]()
$424
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 10/1310:00 am
BTM
- IAH
1 stop8h 06m
United Airlines
Fri 10/168:05 pm
IAH
- BTM
2 stops27h 22m
United Airlines
Deal found 5/21![United Airlines logo]()
$624
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/274:48 pm
HLN
- IAH
2 stops15h 48m
Alaska Airlines
Sat 10/315:00 am
IAH
- HLN
2 stops12h 11m
Alaska Airlines
Deal found 5/23![Alaska Airlines logo]()
$661
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 7/161:17 pm
GTF
- IAH
1 stop7h 33m
Delta
Sun 7/267:10 am
IAH
- GTF
2 stops11h 32m
Delta
Deal found 5/21![Delta logo]()
$522
Last-minute flights from Montana to George Bush IntcntlDiscover last-minute flight deals from Montana to George Bush Intcntl. Data last updated May 26, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to George Bush Intcntl. Data last updated May 26, 2026 and is based on user searches.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/35:30 am
BIL
- IAH
1 stop5h 19m
Delta
Tue 6/95:40 pm
IAH
- BIL
1 stop6h 52m
Delta
Deal found 5/25![Delta logo]()
$464
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/46:30 am
BIL
- IAH
1 stop5h 50m
Delta
Tue 6/95:40 pm
IAH
- BIL
1 stop6h 52m
Delta
Deal found 5/21![Delta logo]()
$429
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/44:17 pm
BZN
- IAH
1 stop6h 41m
American Airlines
Sun 6/76:02 am
IAH
- BZN
1 stop5h 55m
American Airlines
Deal found 5/24![American Airlines logo]()
$444
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/51:20 pm
FCA
- IAH
1 stop7h 57m
Delta
Tue 6/95:40 pm
IAH
- FCA
1 stop6h 58m
Delta
Deal found 5/21![Delta logo]()
$419
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.
Sat 6/62:25 pm
BIL
- IAH
1 stop6h 11m
United Airlines
Tue 6/95:15 am
IAH
- BIL
1 stop5h 20m
United Airlines
Deal found 5/26![United Airlines logo]()
$409
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:19 pm
BIL
- IAH
2 stops13h 18m
Delta
Tue 6/95:40 pm
IAH
- BIL
1 stop6h 52m
Delta
Deal found 5/25![Delta logo]()
$414
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/194:29 pm
BZN
- IAH
1 stop7h 12m
United Airlines
Sat 6/274:21 pm
IAH
- BZN
1 stop5h 53m
United Airlines
Deal found 5/21![United Airlines logo]()
$414
This Faresmojo 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:00 am
BZN
- IAH
1 stop6h 15m
JetBlue
Tue 6/307:01 pm
IAH
- BZN
1 stop6h 22m
JetBlue
Deal found 5/24![JetBlue logo]()
$459
This United Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 6/265:51 pm
BZN
- IAH
1 stop5h 50m
United Airlines
Sun 6/285:15 am
IAH
- BZN
1 stop5h 14m
United Airlines
Deal found 5/22![United Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/276:55 am
FCA
- IAH
1 stop5h 59m
Delta
Sat 7/46:30 am
IAH
- FCA
2 stops11h 13m
Delta
Deal found 5/21![Delta logo]()
$354
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.
Sat 6/275:55 am
MSO
- IAH
1 stop6h 59m
Delta
Tue 7/77:01 pm
IAH
- MSO
1 stop6h 27m
Delta
Deal found 5/23![Delta logo]()
$449
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.
Tue 6/305:20 am
BIL
- IAH
1 stop7h 08m
Delta
Tue 7/75:40 pm
IAH
- BIL
1 stop6h 50m
Delta
Deal found 5/24![Delta logo]()
$385
One-way flights from Montana to George Bush IntcntlSearch for one-way flight options from Montana to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated May 26, 2026.
Search for one-way flight options from Montana to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated May 26, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 9/22:21 pm
BZN
- IAH
1 stop8h 38m
Alaska Airlines
Deal found 5/22![Alaska Airlines logo]()
$165
This Expedia deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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.
Mon 9/147:29 pm
BIL
- IAH
1 stop20h 44m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$170
This Alaska Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” 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 6/245:09 pm
GTF
- IAH
1 stop12h 11m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$175
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.
Fri 8/79:09 pm
FCA
- IAH
1 stop15h 50m
Multiple Airlines
Deal found 5/23![Multiple Airlines logo]()
$179
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.
Tue 6/235:20 pm
MSO
- IAH
1 stop5h 39m
United Airlines
Deal found 5/24![United Airlines logo]()
$185
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:00 am
MSO
- IAH
2 stops12h 29m
Delta
Deal found 5/25![Delta logo]()
$190
This Trip.com deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:03 am
BZN
- IAH
1 stop10h 13m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$206
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:15 am
FCA
- IAH
1 stop9h 58m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$209
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/266:58 pm
BZN
- IAH
1 stop10h 22m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$210
This Alaska Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” 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 6/177:22 pm
BIL
- IAH
1 stop9h 58m
Alaska Airlines
Deal found 5/22![Alaska Airlines logo]()
$210
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:33 am
FCA
- IAH
1 stop9h 43m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$210
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 6/102:15 pm
MSO
- IAH
1 stop7h 13m
American Airlines
Deal found 5/25![American Airlines logo]()
$210
Find flight deals from Montana to George Bush Intcntl
Keep the following information in mind while searching for Montana to George Bush Intcntl flight deals. Data was last updated May 26, 2026.
Round-trip from | $309 (United Airlines) |
|---|---|
One-way from | $165 (Expedia) |
Popular in | July |
Cheapest in | December |
Average price | $353 |
Good one-way deal | $368 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to George Bush Intcntl 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 26, 2026.
Use the filters below to find and compare flights from Montana to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BozemanHouston
BZN - IAH
BZNIAH
Bozeman Gallatin Field
Sat 9/5
4:32 pm-11:56 pm
1 stop6h 24m
Houston George Bush Intcntl
Sat 9/12
6:05 pm-8:43 pm
Nonstop3h 38m
$319
BozemanHouston
BZN - IAH
BZNIAH
Bozeman Gallatin Field
Tue 10/13
3:35 pm-1:52 pm
1 stop21h 17m
Houston George Bush Intcntl
Fri 10/16
6:15 pm-1:22 pm
1 stop20h 07m
$329
BozemanHouston
BZN - IAH
BZNIAH
Bozeman Gallatin Field
Fri 7/31
6:00 am-1:14 pm
1 stop6h 14m
Houston George Bush Intcntl
Mon 8/10
7:30 am-12:05 pm
1 stop5h 35m
$329
BozemanHouston
BZN - IAH
BZNIAH
Bozeman Gallatin Field
Fri 8/7
6:00 am-1:37 pm
1 stop6h 37m
Houston George Bush Intcntl
Sun 8/16
7:06 pm-12:04 am
1 stop5h 58m
$329
BozemanHouston
BZN - IAH
BZNIAH
Bozeman Gallatin Field
Wed 8/26
2:21 pm-11:59 pm
1 stop8h 38m
Houston George Bush Intcntl
Sat 8/29
2:34 pm-10:59 pm
1 stop9h 25m
$329
BillingsHouston
BIL - IAH
BILIAH
Billings Logan Intl
Sat 8/22
6:21 pm-1:31 pm
1 stop18h 10m
Houston George Bush Intcntl
Mon 8/31
6:16 pm-3:02 pm
1 stop21h 46m
$329
BillingsHouston
BIL - IAH
BILIAH
Billings Logan Intl
Sat 8/22
5:10 am-1:27 pm
1 stop7h 17m
Houston George Bush Intcntl
Mon 8/31
2:35 pm-10:37 pm
1 stop9h 02m
$329
BillingsHouston
BIL - IAH
BILIAH
Billings Logan Intl
Wed 8/26
6:14 am-5:13 pm
1 stop9h 59m
Houston George Bush Intcntl
Sat 8/29
2:34 pm-11:29 pm
1 stop9h 55m
$329
BillingsHouston
BIL - IAH
BILIAH
Billings Logan Intl
Wed 8/5
5:20 am-1:37 pm
1 stop7h 17m
Houston George Bush Intcntl
Mon 8/10
3:15 pm-11:30 pm
2 stops9h 15m
$334
BozemanHouston
BZN - IAH
BZNIAH
Bozeman Gallatin Field
Sat 9/5
6:00 am-4:28 pm
2 stops9h 28m
Houston George Bush Intcntl
Sat 9/12
6:30 am-5:52 pm
2 stops12h 22m
$339
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Montana to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Montana with our price prediction graph.
BZN-IAH
BIL-IAH
GTF-IAH
FCA-IAH
MSO-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 George Bush Intcntl Airport
USMT-IAH
BZN-IAH
BIL-IAH
GTF-IAH
FCA-IAH
What is the cheapest month to book a flight from Montana to Houston George Bush Intcntl Airport?
Currently, March is the cheapest month in which you can book a flight from Montana to Houston George Bush Intcntl Airport (average of $119). Flying from Montana to Houston George Bush Intcntl Airport 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 IAH?
Find hourly flight availability from Montana to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 26, 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 George Bush Intcntl Airport as you normally would.
How much does it cost to fly round-trip from Montana to Houston George Bush Intcntl Airport?
Related info for your journey
Find useful and relevant information for your journey from Montana to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Houston George Bush Intcntl Airport?
Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locationsKaty
Spring
The Woodlands
Jersey Village
Humble
Conroe
Tomball
Cypress
Montgomery
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Other flights to George Bush Intcntl
Explore flights to George Bush Intcntl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 26, 2026.
Montana and George Bush Intcntl flights
Browse other Montana and George Bush Intcntl flight options. Last updated on May 26, 2026.
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Montana to George Bush Intcntl flights
Consider these flights traveling from Montana to George Bush Intcntl.
Top 4 airlines flying from Montana to George Bush Intcntl
Discover the top 4 airlines that operate flights from Montana to George Bush Intcntl. 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 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$169 | Average$386 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$246 | Average$385 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$249 | Average$492 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$303 | Average$478 | FlexibilityNo cancel fee | On-time75% |