$292+ Cheap flights from Montana to Sioux Falls (FSD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — FSD
Nov 7 — Nov 141
Round-trip
1 adult, Economy
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Cheapest flights from Montana to Sioux FallsExplore the most affordable flight options available from Montana to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
Explore the most affordable flight options available from Montana to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:30 am -
1 stop5h 05m
Sun 11/19:32 am -
1 stop6h 58m
Deal found 10/5![United Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:55 pm -
1 stop4h 49m
Sun 11/225:55 am -
1 stop4h 50m
Deal found 10/5![United Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:30 pm -
1 stop6h 14m
Sat 10/249:42 am -
1 stop4h 49m
Deal found 10/4![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:28 pm -
1 stop4h 52m
Sat 10/249:42 am -
1 stop4h 32m
Deal found 10/5![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:38 pm -
1 stop4h 42m
Sat 10/245:04 pm -
1 stop5h 28m
Deal found 10/4![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:37 pm -
1 stop5h 03m
Wed 10/219:42 am -
1 stop6h 46m
Deal found 10/7![United Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/151:23 pm -
1 stop6h 31m
Thu 11/266:00 am -
1 stop8h 02m
Deal found 10/7![American Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:40 am -
2 stops11h 49m
Fri 11/69:32 am -
1 stop6h 58m
Deal found 10/6![United Airlines logo]()
$415
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:35 am -
2 stops11h 36m
Wed 10/219:42 am -
1 stop6h 46m
Deal found 10/7![United Airlines logo]()
$425
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:24 pm -
1 stop5h 20m
Mon 11/29:32 am -
1 stop4h 59m
Deal found 10/5![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:00 am -
1 stop4h 27m
Wed 11/45:06 pm -
1 stop5h 08m
Deal found 10/7![United Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:30 am -
1 stop5h 19m
Wed 10/145:04 pm -
1 stop5h 00m
Deal found 10/6![United Airlines logo]()
$444
Best flights from Montana to Sioux FallsDiscover carefully curated flight deals from Montana to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
Discover carefully curated flight deals from Montana to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:48 pm -
1 stop7h 49m
Fri 11/69:32 am -
1 stop6h 58m
Deal found 10/6![United Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:34 am -
1 stop4h 43m
Thu 11/268:31 am -
2 stops10h 08m
Deal found 10/7![Delta logo]()
$509
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:55 pm -
1 stop4h 49m
Sun 11/225:55 am -
1 stop4h 50m
Deal found 10/5![United Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:38 pm -
1 stop4h 42m
Sat 10/245:04 pm -
1 stop5h 28m
Deal found 10/4![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:35 am -
2 stops11h 36m
Sat 10/245:04 pm -
1 stop5h 00m
Deal found 10/4![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:40 am -
2 stops9h 57m
Sun 11/15:55 am -
1 stop4h 57m
Deal found 10/5![United Airlines logo]()
$381
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:37 pm -
1 stop5h 03m
Wed 10/219:42 am -
1 stop6h 46m
Deal found 10/7![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” 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 1/302:38 pm -
1 stop4h 59m
Wed 2/35:45 am -
1 stop5h 02m
Deal found 10/2![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/232:40 pm -
1 stop4h 57m
Tue 1/269:25 am -
1 stop5h 11m
Deal found 10/5![United Airlines logo]()
$439
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:08 pm -
2 stops9h 14m
Mon 10/261:00 pm -
2 stops10h 24m
Deal found 10/6![Delta logo]()
$789
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:24 pm -
1 stop5h 20m
Mon 11/29:32 am -
1 stop4h 59m
Deal found 10/5![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/232:27 pm -
1 stop5h 10m
Tue 1/265:13 pm -
1 stop5h 19m
Deal found 10/4![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:00 am -
1 stop4h 27m
Wed 11/45:06 pm -
1 stop5h 08m
Deal found 10/7![United Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:30 pm -
1 stop4h 50m
Mon 10/269:32 am -
1 stop5h 08m
Deal found 10/6![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/72:45 pm -
1 stop4h 19m
Tue 11/109:32 am -
1 stop5h 17m
Deal found 10/3![United Airlines logo]()
$473
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:35 am -
2 stops11h 36m
Sat 10/1711:15 am -
2 stops10h 49m
Deal found 10/5![United Airlines logo]()
$475
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/134:30 pm -
1 stop6h 14m
Sat 10/179:42 am -
1 stop4h 49m
Deal found 10/5![United Airlines logo]()
$579
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:55 pm -
1 stop4h 49m
Wed 11/255:55 am -
1 stop4h 50m
Deal found 10/5![United Airlines logo]()
$606
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/232:37 pm -
1 stop4h 27m
Fri 11/279:32 am -
1 stop6h 58m
Deal found 10/5![United Airlines logo]()
$628
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/112:45 pm -
2 stops29h 52m
Wed 11/185:06 pm -
1 stop5h 32m
Deal found 10/7![United Airlines logo]()
$628
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:35 am -
2 stops11h 36m
Wed 10/216:00 am -
2 stops10h 14m
Deal found 10/7![United Airlines logo]()
$635
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:37 pm -
1 stop4h 43m
Mon 10/266:40 pm -
2 stops20h 09m
Deal found 10/6![United Airlines logo]()
$688
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:30 pm -
1 stop4h 50m
Sun 10/257:48 am -
2 stops30h 52m
Deal found 10/6![United Airlines logo]()
$703
This United Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/242:23 pm -
1 stop4h 41m
Mon 11/3011:22 am -
1 stop27h 30m
Deal found 10/3![United Airlines logo]()
$867
Last-minute flights from Montana to Sioux FallsDiscover last-minute flight deals from Montana to Sioux Falls. Data last updated October 8, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Sioux Falls. Data last updated October 8, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:30 am -
1 stop5h 19m
Wed 10/145:04 pm -
1 stop5h 00m
Deal found 10/6![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:35 am -
2 stops11h 36m
Wed 10/219:42 am -
1 stop6h 46m
Deal found 10/7![United Airlines logo]()
$425
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:37 pm -
1 stop5h 03m
Wed 10/219:42 am -
1 stop6h 46m
Deal found 10/7![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:30 pm -
1 stop6h 14m
Sat 10/249:42 am -
1 stop4h 49m
Deal found 10/4![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:28 pm -
1 stop4h 52m
Sat 10/249:42 am -
1 stop4h 32m
Deal found 10/5![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:38 pm -
1 stop4h 42m
Sat 10/245:04 pm -
1 stop5h 28m
Deal found 10/4![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:30 am -
1 stop5h 05m
Sun 11/19:32 am -
1 stop6h 58m
Deal found 10/5![United Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:00 am -
1 stop4h 27m
Wed 11/45:06 pm -
1 stop5h 08m
Deal found 10/7![United Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:40 am -
2 stops11h 49m
Fri 11/69:32 am -
1 stop6h 58m
Deal found 10/6![United Airlines logo]()
$415
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:24 pm -
1 stop5h 20m
Mon 11/29:32 am -
1 stop4h 59m
Deal found 10/5![United Airlines logo]()
$439
This American Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/151:23 pm -
1 stop6h 31m
Thu 11/266:00 am -
1 stop8h 02m
Deal found 10/7![American Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:55 pm -
1 stop4h 49m
Sun 11/225:55 am -
1 stop4h 50m
Deal found 10/5![United Airlines logo]()
$339
One-way flights from Montana to Sioux FallsSearch for one-way flight options from Montana to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
Search for one-way flight options from Montana to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
This United Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:19 pm -
1 stop5h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![United Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:51 am -
1 stop25h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Allegiant Air logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:19 am -
1 stop24h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Allegiant Air logo]()
$371
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:58 pm -
2 stops9h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Delta logo]()
$478
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:18 pm -
2 stops9h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Delta logo]()
$490
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:22 pm -
3 stops59h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$645
This Alaska Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/163:49 pm -
3 stops31h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Alaska Airlines logo]()
$762
Find flight deals from Montana to Sioux Falls
Keep the following information in mind while searching for Montana to Sioux Falls flight deals. Data was last updated October 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $339 (United Airlines) |
One-way from | $292 (United Airlines) |
Popular in | November |
Cheapest in | January |
Average price | $432 |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to Sioux Falls 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 7,457,451 searches. Data last updated October 8, 2026.
Use the filters below to find and compare flights from Montana to Sioux Falls that are best for you.
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Quickest round-trip
MissoulaSioux Falls
MSO Missoula Johnson-Bell Field - FSD Sioux Falls Joe Foss Field
MSOFSD
Missoula Johnson-Bell Field
Fri 10/16
5:19 pm-11:44 pm
1 stop5h 25m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$292
BozemanSioux Falls
BZN Bozeman Gallatin Field - FSD Sioux Falls Joe Foss Field
BZNFSD
Bozeman Gallatin Field
Fri 10/30
12:48 pm-9:37 pm
1 stop7h 49m
Sioux Falls Joe Foss Field
Fri 11/6
9:32 am-3:30 pm
1 stop6h 58m
$339
BillingsSioux Falls
BIL Billings Logan Intl - FSD Sioux Falls Joe Foss Field
BILFSD
Billings Logan Intl
Wed 11/18
5:55 pm-11:44 pm
1 stop4h 49m
Sioux Falls Joe Foss Field
Sun 11/22
5:55 am-9:45 am
1 stop4h 50m
$339
MissoulaSioux Falls
MSO Missoula Johnson-Bell Field - FSD Sioux Falls Joe Foss Field
MSOFSD
Missoula Johnson-Bell Field
Tue 10/20
2:38 pm-8:20 pm
1 stop4h 42m
Sioux Falls Joe Foss Field
Sat 10/24
5:04 pm-9:32 pm
1 stop5h 28m
$369
BillingsSioux Falls
BIL Billings Logan Intl - FSD Sioux Falls Joe Foss Field
BILFSD
Billings Logan Intl
Fri 10/16
10:19 am-12:08 pm
1 stop24h 49m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$371
BozemanSioux Falls
BZN Bozeman Gallatin Field - FSD Sioux Falls Joe Foss Field
BZNFSD
Bozeman Gallatin Field
Tue 10/20
10:35 am-11:11 pm
2 stops11h 36m
Sioux Falls Joe Foss Field
Sat 10/24
5:04 pm-9:04 pm
1 stop5h 00m
$374
BozemanSioux Falls
BZN Bozeman Gallatin Field - FSD Sioux Falls Joe Foss Field
BZNFSD
Bozeman Gallatin Field
Wed 10/28
10:40 am-9:37 pm
2 stops9h 57m
Sioux Falls Joe Foss Field
Sun 11/1
5:55 am-9:52 am
1 stop4h 57m
$381
BozemanSioux Falls
BZN Bozeman Gallatin Field - FSD Sioux Falls Joe Foss Field
BZNFSD
Bozeman Gallatin Field
Sat 10/17
2:37 pm-8:40 pm
1 stop5h 03m
Sioux Falls Joe Foss Field
Wed 10/21
9:42 am-3:28 pm
1 stop6h 46m
$399
BillingsSioux Falls
BIL Billings Logan Intl - FSD Sioux Falls Joe Foss Field
BILFSD
Billings Logan Intl
Sat 1/30
2:38 pm-8:37 pm
1 stop4h 59m
Sioux Falls Joe Foss Field
Wed 2/3
5:45 am-9:47 am
1 stop5h 02m
$439
MissoulaSioux Falls
MSO Missoula Johnson-Bell Field - FSD Sioux Falls Joe Foss Field
MSOFSD
Missoula Johnson-Bell Field
Sat 1/23
2:40 pm-8:37 pm
1 stop4h 57m
Sioux Falls Joe Foss Field
Tue 1/26
9:25 am-1:36 pm
1 stop5h 11m
$439
Showing 1-10 of 31 resultsSorted by cheapest first
Best time to book a flight from Montana to Sioux Falls
Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Montana with our price prediction graph.
MSO-FSD
BIL-FSD
GTF-FSD
BZN-FSD
HLN-FSD
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 Sioux Falls
USMT-FSD
MSO-FSD
BIL-FSD
GTF-FSD
BZN-FSD
What is the cheapest month to book a flight from Montana to Sioux Falls?
Currently, December is the cheapest month in which you can book a flight from Montana to Sioux Falls (average of $273). Flying from Montana to Sioux Falls in November is currently the most expensive (average of $792). 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.
Related info for your journey
Find useful and relevant information for your journey from Montana to Sioux Falls. 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 Sioux Falls?
Book flights to Sioux Falls if you plan to visit one of these locationsYankton
Marshall
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Montana and Sioux Falls flights
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Other flights to Sioux Falls
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Montana to Sioux Falls flights
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Top 2 airlines flying from Montana to Sioux Falls
Discover the top 2 airlines that operate flights from Montana to Sioux Falls. 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 7,457,451 searches. Data last updated October 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$210 | Average$471 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$210 | Average$334 | FlexibilityNo cancel fee | On-timeN/A |