$107+ Cheap flights from Montana to San Francisco (SFO)
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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SFO
Jun 19 — Jun 261
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Montana to San FranciscoExplore the most affordable flight options available from Montana to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 2026.
Explore the most affordable flight options available from Montana to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/15. 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.
Wed 6/171:31 pm
BZN
- SFO
1 stop27h 50m
Multiple Airlines
Mon 6/2210:27 pm
SFO
- BZN
2 stops37h 14m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 6/410:25 am
MSO
- SFO
1 stop29h 01m
Multiple Airlines
Sat 6/68:41 pm
SFO
- MSO
1 stop11h 54m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 5/18. 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.
Sun 6/74:47 pm
BZN
- SFO
1 stop17h 02m
Multiple Airlines
Wed 6/1011:13 am
SFO
- BZN
2 stops27h 44m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$258
This United Airlines deal was found by Cheapflights users on 5/16. 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.
Thu 8/204:17 pm
FCA
- SFO
Nonstop2h 33m
United Airlines
Mon 8/2412:00 pm
SFO
- FCA
Nonstop2h 21m
United Airlines
Deal found 5/16![United Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 5/18. 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.
Sun 5/3110:13 am
MSO
- SFO
1 stop23h 36m
Multiple Airlines
Wed 6/1010:58 pm
SFO
- MSO
1 stop9h 37m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 5/17. 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.
Thu 6/114:47 pm
BZN
- SFO
1 stop17h 04m
Multiple Airlines
Wed 6/1711:13 am
SFO
- BZN
2 stops27h 44m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 5/18. 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.
Sun 5/3110:13 am
MSO
- SFO
1 stop23h 36m
Multiple Airlines
Sat 6/1310:58 pm
SFO
- MSO
1 stop9h 37m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 8/2110:54 am
FCA
- SFO
1 stop22h 52m
Multiple Airlines
Sun 8/2310:50 pm
SFO
- FCA
1 stop14h 59m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:46 pm
MSO
- SFO
1 stop7h 58m
Alaska Airlines
Sat 10/313:18 pm
SFO
- MSO
1 stop6h 33m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 5/17. 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.
Thu 7/94:48 pm
BZN
- SFO
1 stop16h 55m
Multiple Airlines
Wed 7/1510:56 pm
SFO
- BZN
1 stop16h 02m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 5/15. 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 6/184:47 pm
BZN
- SFO
1 stop17h 04m
Multiple Airlines
Mon 6/2210:27 pm
SFO
- BZN
2 stops37h 14m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 5/18. 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 6/410:25 am
MSO
- SFO
1 stop7h 16m
Multiple Airlines
Wed 6/1010:58 pm
SFO
- MSO
1 stop9h 37m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$294
Best flights from Montana to San FranciscoDiscover carefully curated flight deals from Montana to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 20, 2026.
Discover carefully curated flight deals from Montana to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 20, 2026.
This Delta deal was found by Cheapflights users on 5/15. 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.
Sat 10/246:20 pm
GTF
- SFO
1 stop6h 37m
Delta
Mon 10/266:00 am
SFO
- GTF
1 stop5h 27m
Delta
Deal found 5/15![Delta logo]()
$298
This United Airlines deal was found by Cheapflights users on 5/16. 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.
Thu 6/44:19 pm
MSO
- SFO
Nonstop2h 31m
United Airlines
Sat 6/64:23 pm
SFO
- MSO
1 stop5h 15m
United Airlines
Deal found 5/16![United Airlines logo]()
$299
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:20 am
BZN
- SFO
1 stop14h 52m
Alaska Airlines
Sun 9/67:10 am
SFO
- BZN
1 stop5h 14m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$332
This Southwest deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” 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 10/202:35 pm
BZN
- SFO
1 stop5h 45m
Southwest
Sat 10/2412:40 pm
SFO
- BZN
1 stop8h 00m
Southwest
Deal found 5/20![Southwest logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 5/18. 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.
Mon 7/139:59 am
BIL
- SFO
1 stop25h 26m
Multiple Airlines
Fri 7/177:11 pm
SFO
- BIL
1 stop18h 39m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$346
This Delta deal was found by Cheapflights users on 5/17. 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.
Sun 8/165:40 am
GTF
- SFO
1 stop4h 06m
Delta
Wed 8/199:41 am
SFO
- GTF
1 stop7h 01m
Delta
Deal found 5/17![Delta logo]()
$298
This Delta deal was found by Cheapflights users on 5/15. 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.
Fri 10/235:30 am
GTF
- SFO
1 stop4h 45m
Delta
Thu 10/295:00 pm
SFO
- GTF
1 stop4h 53m
Delta
Deal found 5/15![Delta logo]()
$298
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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 8/313:35 pm
BZN
- SFO
1 stop6h 11m
Alaska Airlines
Tue 9/13:03 pm
SFO
- BZN
2 stops6h 56m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$345
This Southwest deal was found by Cheapflights users on 5/16. 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.
Sun 8/305:45 pm
BZN
- SFO
1 stop6h 40m
Southwest
Tue 9/11:25 pm
SFO
- BZN
1 stop8h 00m
Southwest
Deal found 5/16![Southwest logo]()
$347
This United Airlines deal was found by Cheapflights users on 5/18. 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.
Sat 5/304:19 pm
MSO
- SFO
Nonstop2h 31m
United Airlines
Wed 6/34:11 pm
SFO
- MSO
1 stop5h 25m
United Airlines
Deal found 5/18![United Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 5/19. 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.
Sun 10/255:30 am
GTF
- SFO
1 stop4h 45m
Delta
Wed 10/2810:00 am
SFO
- GTF
1 stop6h 43m
Delta
Deal found 5/19![Delta logo]()
$298
This Southwest deal was found by Cheapflights users on 5/17. 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.
Sat 6/205:00 pm
BZN
- SFO
1 stop5h 55m
Southwest
Mon 6/226:45 am
SFO
- BZN
1 stop8h 10m
Southwest
Deal found 5/17![Southwest logo]()
$347
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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.
Wed 7/83:05 pm
BZN
- SFO
1 stop6h 43m
Alaska Airlines
Sun 7/121:56 pm
SFO
- BZN
Nonstop2h 15m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 5/16. 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.
Thu 8/204:17 pm
FCA
- SFO
Nonstop2h 33m
United Airlines
Wed 8/2612:00 pm
SFO
- FCA
Nonstop2h 21m
United Airlines
Deal found 5/16![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 5/15. 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.
Sat 10/246:20 pm
GTF
- SFO
1 stop6h 37m
Delta
Wed 10/286:00 am
SFO
- GTF
1 stop5h 27m
Delta
Deal found 5/15![Delta logo]()
$298
This Southwest deal was found by Cheapflights users on 5/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/205:00 pm
BZN
- SFO
1 stop5h 55m
Southwest
Sun 7/264:05 pm
SFO
- BZN
1 stop7h 05m
Southwest
Deal found 5/18![Southwest logo]()
$347
This Delta deal was found by Cheapflights users on 5/15. 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.
Sun 10/251:10 pm
GTF
- SFO
1 stop6h 26m
Delta
Sat 10/316:00 am
SFO
- GTF
1 stop5h 27m
Delta
Deal found 5/15![Delta logo]()
$298
This United Airlines deal was found by Cheapflights users on 5/17. 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 6/264:19 pm
MSO
- SFO
Nonstop2h 31m
United Airlines
Sun 7/54:25 pm
SFO
- MSO
1 stop6h 31m
United Airlines
Deal found 5/17![United Airlines logo]()
$386
This Southwest deal was found by Cheapflights users on 5/17. 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 8/266:55 am
BZN
- SFO
2 stops8h 10m
Southwest
Fri 8/285:10 am
SFO
- BZN
1 stop5h 35m
Southwest
Deal found 5/17![Southwest logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1010:18 am
FCA
- SFO
1 stop22h 55m
Multiple Airlines
Thu 6/1810:58 pm
SFO
- FCA
1 stop9h 43m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$486
This Delta deal was found by Cheapflights users on 5/17. 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 9/246:10 pm
BTM
- SFO
1 stop6h 42m
Delta
Sun 9/2710:00 am
SFO
- BTM
1 stop6h 05m
Delta
Deal found 5/17![Delta logo]()
$304
This Expedia deal was found by Cheapflights users on 5/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/68:02 pm
MSO
- SFO
1 stop14h 16m
Alaska Airlines
Mon 6/87:20 am
SFO
- MSO
2 stops11h 02m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$406
This Southwest deal was found by Cheapflights users on 5/19. 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.
Thu 7/210:15 am
BZN
- SFO
2 stops6h 10m
Southwest
Mon 7/68:45 am
SFO
- BZN
1 stop6h 10m
Southwest
Deal found 5/19![Southwest logo]()
$352
This Delta deal was found by Cheapflights users on 5/15. 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.
Thu 6/46:07 pm
FCA
- SFO
1 stop6h 50m
Delta
Mon 6/85:25 pm
SFO
- FCA
1 stop4h 30m
Delta
Deal found 5/15![Delta logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 6/1910:00 am
BIL
- SFO
1 stop23h 51m
Multiple Airlines
Wed 6/247:54 pm
SFO
- BIL
2 stops19h 51m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$521
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:18 pm
HLN
- SFO
1 stop5h 21m
Alaska Airlines
Sun 9/279:03 am
SFO
- HLN
1 stop6h 38m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$431
This United Airlines deal was found by Cheapflights users on 5/15. 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 6/66:15 am
MSO
- SFO
1 stop7h 49m
United Airlines
Mon 6/812:15 pm
SFO
- MSO
Nonstop2h 23m
United Airlines
Deal found 5/15![United Airlines logo]()
$444
This Southwest deal was found by Cheapflights users on 5/19. 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 6/205:15 am
BZN
- SFO
2 stops8h 55m
Southwest
Sat 7/251:50 pm
SFO
- BZN
1 stop8h 00m
Southwest
Deal found 5/19![Southwest logo]()
$372
This Alaska Airlines deal was found by Cheapflights users on 5/15. 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.
Wed 9/25:11 pm
HLN
- SFO
1 stop7h 25m
Alaska Airlines
Sun 9/69:00 am
SFO
- HLN
1 stop6h 34m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$431
This Delta deal was found by Cheapflights users on 5/19. 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.
Wed 6/36:07 pm
FCA
- SFO
1 stop4h 23m
Delta
Sun 6/75:50 am
SFO
- FCA
1 stop4h 38m
Delta
Deal found 5/19![Delta logo]()
$329
Last-minute flights from Montana to San FranciscoDiscover last-minute flight deals from Montana to San Francisco. Data last updated May 20, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to San Francisco. Data last updated May 20, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/18. 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.
Sun 5/3110:13 am
MSO
- SFO
1 stop23h 36m
Multiple Airlines
Wed 6/1010:58 pm
SFO
- MSO
1 stop9h 37m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 5/18. 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.
Sun 5/3110:13 am
MSO
- SFO
1 stop23h 36m
Multiple Airlines
Sat 6/1310:58 pm
SFO
- MSO
1 stop9h 37m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 6/410:25 am
MSO
- SFO
1 stop29h 01m
Multiple Airlines
Sat 6/68:41 pm
SFO
- MSO
1 stop11h 54m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 5/18. 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 6/410:25 am
MSO
- SFO
1 stop7h 16m
Multiple Airlines
Wed 6/1010:58 pm
SFO
- MSO
1 stop9h 37m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$294
This United Airlines deal was found by Cheapflights users on 5/16. 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.
Thu 6/44:19 pm
MSO
- SFO
Nonstop2h 31m
United Airlines
Sat 6/64:23 pm
SFO
- MSO
1 stop5h 15m
United Airlines
Deal found 5/16![United Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 5/18. 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 6/510:31 am
FCA
- SFO
1 stop7h 10m
Multiple Airlines
Sun 6/2110:58 pm
SFO
- FCA
1 stop9h 43m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 5/18. 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.
Sun 6/74:47 pm
BZN
- SFO
1 stop17h 02m
Multiple Airlines
Wed 6/1011:13 am
SFO
- BZN
2 stops27h 44m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 5/17. 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.
Thu 6/114:47 pm
BZN
- SFO
1 stop17h 04m
Multiple Airlines
Wed 6/1711:13 am
SFO
- BZN
2 stops27h 44m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 5/15. 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.
Wed 6/171:31 pm
BZN
- SFO
1 stop27h 50m
Multiple Airlines
Mon 6/2210:27 pm
SFO
- BZN
2 stops37h 14m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 5/15. 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 6/184:47 pm
BZN
- SFO
1 stop17h 04m
Multiple Airlines
Mon 6/2210:27 pm
SFO
- BZN
2 stops37h 14m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$293
This Delta deal was found by Cheapflights users on 5/18. 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.
Sat 6/275:19 am
FCA
- SFO
1 stop4h 32m
Delta
Sun 7/55:25 pm
SFO
- FCA
1 stop4h 30m
Delta
Deal found 5/18![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 5/18. 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.
Tue 6/305:31 am
MSO
- SFO
1 stop4h 25m
Delta
Sun 7/57:23 pm
SFO
- MSO
1 stop4h 05m
Delta
Deal found 5/18![Delta logo]()
$289
One-way flights from Montana to San FranciscoSearch for one-way flight options from Montana to San Francisco. Find affordable one-way fares based on user searches. Data last updated May 20, 2026.
Search for one-way flight options from Montana to San Francisco. Find affordable one-way fares based on user searches. Data last updated May 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/15. 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.
Mon 6/1510:31 am
FCA
- SFO
1 stop28h 45m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/64:51 pm
BZN
- SFO
1 stop16h 52m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:18 pm
BZN
- SFO
1 stop21h 12m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 5/18. 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.
Sun 6/74:47 pm
BZN
- SFO
1 stop17h 02m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 5/15. 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 7/194:48 pm
BZN
- SFO
1 stop28h 05m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/24:48 pm
BZN
- SFO
1 stop28h 05m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 5/18. 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 7/171:51 pm
MSO
- SFO
1 stop26h 07m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 6/2910:04 am
BZN
- SFO
2 stops34h 31m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/239:06 pm
BZN
- SFO
1 stop12h 40m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$143
This Expedia deal was found by Cheapflights users on 5/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:05 pm
MSO
- SFO
1 stop4h 53m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 5/18. 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.
Wed 7/81:40 pm
BZN
- SFO
2 stops20h 03m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
Wed 6/108:20 pm
BZN
- SFO
1 stop21h 01m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$147
Find flight deals from Montana to San Francisco
Keep the following information in mind while searching for Montana to San Francisco flight deals. Data was last updated May 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $253 (Kiwi.com) |
One-way from | $107 (Kiwi.com) |
Popular in | March |
Cheapest in | October |
Average price | $401 |
Good round-trip deal | $287 or less |
Good one-way deal | $178 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to San Francisco 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 20, 2026.
Use the filters below to find and compare flights from Montana to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Great FallsSan Francisco
GTF - SFO
GTFSFO
Great Falls
Sat 10/24
6:20 pm-11:57 pm
1 stop6h 37m
San Francisco
Mon 10/26
6:00 am-12:27 pm
1 stop5h 27m
$298
Great FallsSan Francisco
GTF - SFO
GTFSFO
Great Falls
Sun 8/16
5:40 am-8:46 am
1 stop4h 06m
San Francisco
Wed 8/19
9:41 am-5:42 pm
1 stop7h 01m
$298
Great FallsSan Francisco
GTF - SFO
GTFSFO
Great Falls
Fri 10/23
5:30 am-9:15 am
1 stop4h 45m
San Francisco
Thu 10/29
5:00 pm-10:53 pm
1 stop4h 53m
$298
Great FallsSan Francisco
GTF - SFO
GTFSFO
Great Falls
Sun 10/25
5:30 am-9:15 am
1 stop4h 45m
San Francisco
Wed 10/28
10:00 am-5:43 pm
1 stop6h 43m
$298
Great FallsSan Francisco
GTF - SFO
GTFSFO
Great Falls
Sat 10/24
6:20 pm-11:57 pm
1 stop6h 37m
San Francisco
Wed 10/28
6:00 am-12:27 pm
1 stop5h 27m
$298
Great FallsSan Francisco
GTF - SFO
GTFSFO
Great Falls
Sun 10/25
1:10 pm-6:36 pm
1 stop6h 26m
San Francisco
Sat 10/31
6:00 am-12:27 pm
1 stop5h 27m
$298
MissoulaSan Francisco
MSO - SFO
MSOSFO
Missoula Johnson-Bell Field
Thu 6/4
4:19 pm-5:50 pm
Nonstop2h 31m
San Francisco
Sat 6/6
4:23 pm-10:38 pm
1 stop5h 15m
$299
ButteSan Francisco
BTM - SFO
BTMSFO
Butte Silver Bow Co
Thu 9/24
6:10 pm-11:52 pm
1 stop6h 42m
San Francisco
Sun 9/27
10:00 am-5:05 pm
1 stop6h 05m
$304
KalispellSan Francisco
FCA - SFO
FCASFO
Kalispell Glacier Park
Thu 6/4
6:07 pm-11:57 pm
1 stop6h 50m
San Francisco
Mon 6/8
5:25 pm-10:55 pm
1 stop4h 30m
$314
KalispellSan Francisco
FCA - SFO
FCASFO
Kalispell Glacier Park
Wed 6/3
6:07 pm-9:30 pm
1 stop4h 23m
San Francisco
Sun 6/7
5:50 am-11:28 am
1 stop4h 38m
$329
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Montana to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Montana with our price prediction graph.
GTF-SFO
MSO-SFO
BZN-SFO
BIL-SFO
FCA-SFO
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 San Francisco
USMT-SFO
GTF-SFO
MSO-SFO
BZN-SFO
BIL-SFO
What is the cheapest month to book a flight from Montana to San Francisco?
Currently, August is the cheapest month in which you can book a flight from Montana to San Francisco (average of $92). Flying from Montana to San Francisco in April is currently the most expensive (average of $189). 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 SFO?
Find hourly flight availability from Montana to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 20, 2026.
It’s optimal to fly from Montana to San Francisco in the evening. By choosing this option you can save up to 68% on the cost of your flight, compared to a flight in the morning.
How much does it cost to fly round-trip from Montana to San Francisco?
How far ahead should I book a flight from Montana to San Francisco?
Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montana to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Related info for your journey
Find useful and relevant information for your journey from Montana to San Francisco. 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 San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Cruz
Santa Clara
Fairfield
Rancho Cordova
San Bruno
Watsonville
San Ramon
Vacaville
Roseville
San Carlos
Redwood City
Sunnyvale
Turlock
Vallejo
San Lorenzo
Davis
Emeryville
Manteca
Elk Grove
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Montana to San Francisco
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Complete your trip
Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Montana to San Francisco by cabin class
Find flights from Montana to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Montana and San Francisco flights
Browse other Montana and San Francisco flight options. Last updated on May 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 20, 2026.
Montana to San Francisco flights
Consider these flights traveling from Montana to San Francisco.
Top 4 airlines flying from Montana to San Francisco
Discover the top 4 airlines that operate flights from Montana to San Francisco. 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 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$132 | Average$327 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$148 | Average$298 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$158 | Average$328 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$209 | Average$354 | FlexibilityNo cancel fee | On-time69% |