$143+ Cheap flights from Montana to Washington, D.C. (WAS)
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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — WAS
Nov 1 — Nov 81
Round-trip
1 adult, Economy
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Cheapest flights from Montana to Washington, D.C.Explore the most affordable flight options available from Montana to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2026.
Explore the most affordable flight options available from Montana to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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.
Tue 11/2410:03 am -
1 stop17h 07m
Tue 12/110:33 pm -
2 stops37h 06m
Deal found 9/29![Multiple Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/66:13 pm -
1 stop9h 32m
Mon 11/97:01 am -
1 stop9h 39m
Deal found 9/30![Delta logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:21 pm -
1 stop8h 38m
Sat 10/317:00 am -
1 stop7h 51m
Deal found 9/29![American Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/263:36 pm -
1 stop5h 47m
Fri 10/302:11 pm -
2 stops10h 46m
Deal found 9/29![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 10/276:30 am -
2 stops9h 28m
Sat 10/313:00 pm -
1 stop7h 15m
Deal found 9/29![Delta logo]()
$384
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.
Tue 11/312:48 pm -
1 stop6h 20m
Mon 11/94:10 pm -
1 stop7h 20m
Deal found 10/2![United Airlines logo]()
$394
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.
Tue 10/275:00 am -
1 stop7h 55m
Mon 11/94:09 pm -
1 stop7h 05m
Deal found 10/2![United Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 12/36:30 am -
1 stop6h 46m
Mon 12/78:10 am -
1 stop9h 13m
Deal found 9/28![United Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/171:19 pm -
1 stop8h 28m
Wed 11/187:00 am -
1 stop7h 39m
Deal found 9/30![Delta logo]()
$399
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:29 pm -
1 stop8h 13m
Mon 11/97:00 am -
1 stop7h 05m
Deal found 10/2![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/212:29 pm -
1 stop6h 20m
Sat 10/246:00 am -
1 stop9h 19m
Deal found 9/30![Delta logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:06 pm -
1 stop8h 49m
Wed 11/186:00 am -
1 stop8h 36m
Deal found 9/30![American Airlines logo]()
$399
Best flights from Montana to Washington, D.C.Discover carefully curated flight deals from Montana to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 2, 2026.
Discover carefully curated flight deals from Montana to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 2, 2026.
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:13 pm -
1 stop9h 32m
Fri 10/307:20 am -
1 stop9h 21m
Deal found 9/29![Delta logo]()
$379
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:21 pm -
1 stop8h 38m
Sat 10/3111:57 am -
2 stops11h 15m
Deal found 10/2![American Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 10/292:37 pm -
1 stop6h 38m
Sun 11/16:10 am -
1 stop9h 21m
Deal found 9/28![United Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 12/26:45 am -
1 stop8h 00m
Fri 12/46:10 am -
2 stops10h 40m
Deal found 9/30![Southwest logo]()
$404
This Alaska Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 11/147:03 am -
1 stop8h 09m
Tue 11/177:02 am -
1 stop10h 29m
Deal found 9/28![Alaska Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/286:30 am -
1 stop5h 30m
Wed 11/42:59 pm -
1 stop7h 16m
Deal found 9/30![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 10/282:37 pm -
1 stop6h 38m
Wed 11/42:05 pm -
1 stop9h 42m
Deal found 10/1![United Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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.
Mon 1/251:31 pm -
1 stop8h 28m
Thu 1/287:18 am -
1 stop9h 35m
Deal found 9/29![American Airlines logo]()
$399
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/286:10 pm -
1 stop9h 50m
Fri 4/92:10 pm -
2 stops10h 57m
Deal found 10/2![Delta logo]()
$384
This United Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 11/42:37 pm -
1 stop6h 38m
Sun 11/86:10 am -
1 stop9h 21m
Deal found 10/1![United Airlines logo]()
$399
This Travelocity deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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.
Thu 10/293:49 pm -
1 stop11h 31m
Sun 11/17:02 am -
1 stop10h 29m
Deal found 9/28![Alaska Airlines logo]()
$444
This American Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 11/51:42 pm -
1 stop8h 17m
Sat 11/75:00 am -
2 stops9h 52m
Deal found 9/29![American Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” 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 10/276:30 am -
2 stops9h 28m
Sat 10/313:00 pm -
1 stop7h 15m
Deal found 9/27![Delta logo]()
$384
This Southwest deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/48:05 am -
2 stops7h 55m
Sun 11/82:40 pm -
2 stops10h 10m
Deal found 9/30![Southwest logo]()
$470
This United Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 10/2212:53 pm -
1 stop7h 59m
Sun 10/256:10 am -
1 stop9h 20m
Deal found 9/28![United Airlines logo]()
$399
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:20 am -
2 stops10h 49m
Sat 11/711:13 am -
2 stops13h 12m
Deal found 10/2![Delta logo]()
$389
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:47 pm -
1 stop7h 36m
Sun 10/255:01 am -
2 stops9h 24m
Deal found 10/2![American Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 11/52:37 pm -
1 stop6h 31m
Sat 11/76:10 am -
2 stops9h 20m
Deal found 9/29![United Airlines logo]()
$404
This Alaska Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 1/237:00 am -
1 stop12h 59m
Tue 1/265:00 pm -
1 stop8h 51m
Deal found 9/30![Alaska Airlines logo]()
$497
This Delta deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 11/46:30 am -
2 stops12h 13m
Mon 11/92:00 pm -
2 stops7h 37m
Deal found 9/28![Delta logo]()
$389
This Southwest deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/187:55 am -
2 stops10h 55m
Tue 12/225:25 pm -
2 stops10h 30m
Deal found 9/29![Southwest logo]()
$518
This United Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 10/1612:26 pm -
1 stop6h 37m
Tue 10/208:37 am -
1 stop6h 51m
Deal found 10/1![United Airlines logo]()
$409
This Alaska Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 2/210:31 am -
1 stop9h 28m
Wed 2/38:00 am -
1 stop16h 42m
Deal found 9/28![Alaska Airlines logo]()
$511
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 11/46:30 am -
2 stops12h 13m
Sat 11/712:26 pm -
2 stops11h 59m
Deal found 10/1![Delta logo]()
$389
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.
Fri 10/232:38 pm -
1 stop7h 06m
Mon 11/24:19 pm -
1 stop7h 28m
Deal found 10/2![United Airlines logo]()
$419
This Alaska Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 1/237:41 am -
1 stop12h 18m
Tue 1/268:00 am -
1 stop9h 32m
Deal found 9/28![Alaska Airlines logo]()
$511
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:19 pm -
1 stop8h 28m
Wed 11/187:00 am -
1 stop7h 39m
Deal found 10/2![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 10/201:14 pm -
1 stop8h 21m
Sat 10/246:13 am -
1 stop8h 21m
Deal found 9/28![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 10/1612:26 pm -
1 stop8h 26m
Tue 10/208:30 am -
1 stop8h 46m
Deal found 10/1![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” 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 10/246:00 am -
1 stop5h 48m
Thu 10/296:00 am -
1 stop9h 19m
Deal found 9/27![Delta logo]()
$399
Last-minute flights from Montana to Washington, D.C.Discover last-minute flight deals from Montana to Washington, D.C.. Data last updated October 2, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Washington, D.C.. Data last updated October 2, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/212:29 pm -
1 stop6h 20m
Sat 10/246:00 am -
1 stop9h 19m
Deal found 9/30![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/263:36 pm -
1 stop5h 47m
Fri 10/302:11 pm -
2 stops10h 46m
Deal found 9/29![Delta logo]()
$384
This American Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:21 pm -
1 stop8h 38m
Sat 10/317:00 am -
1 stop7h 51m
Deal found 9/29![American Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 10/276:30 am -
2 stops9h 28m
Sat 10/313:00 pm -
1 stop7h 15m
Deal found 9/29![Delta logo]()
$384
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.
Tue 10/275:00 am -
1 stop7h 55m
Mon 11/94:09 pm -
1 stop7h 05m
Deal found 10/2![United Airlines logo]()
$394
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:29 pm -
1 stop8h 13m
Mon 11/97:00 am -
1 stop7h 05m
Deal found 10/2![Delta 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.
Tue 11/312:48 pm -
1 stop6h 20m
Mon 11/94:10 pm -
1 stop7h 20m
Deal found 10/2![United Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 11/52:29 pm -
1 stop8h 02m
Sat 11/77:22 am -
1 stop7h 01m
Deal found 9/29![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/66:13 pm -
1 stop9h 32m
Sun 11/87:22 am -
1 stop9h 19m
Deal found 9/30![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/171:19 pm -
1 stop8h 28m
Wed 11/187:00 am -
1 stop7h 39m
Deal found 9/30![Delta logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:06 pm -
1 stop8h 49m
Wed 11/186:00 am -
1 stop8h 36m
Deal found 9/30![American Airlines logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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.
Tue 11/2410:03 am -
1 stop17h 07m
Tue 12/110:33 pm -
2 stops37h 06m
Deal found 9/29![Multiple Airlines logo]()
$328
One-way flights from Montana to Washington, D.C.Search for one-way flight options from Montana to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated October 2, 2026.
Search for one-way flight options from Montana to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated October 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/303:51 pm -
2 stops26h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/262:08 pm -
3 stops41h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 11/18:39 pm -
3 stops42h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/299:56 am -
3 stops44h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 11/18:39 pm -
3 stops35h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$189
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/2712:48 pm -
1 stop6h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![United Airlines logo]()
$195
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/246:30 am -
1 stop6h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![United Airlines logo]()
$195
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:36 pm -
3 stops49h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$198
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/42:37 pm -
1 stop6h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![United Airlines logo]()
$200
This United Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 10/2812:48 pm -
1 stop6h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![United Airlines logo]()
$200
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/3112:48 pm -
1 stop5h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![United Airlines logo]()
$200
This Southwest deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/276:30 am -
1 stop9h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Southwest logo]()
$200
Find flight deals from Montana to Washington, D.C.
Keep the following information in mind while searching for Montana to Washington, D.C. flight deals. Data was last updated October 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $328 (Kiwi.com) |
One-way from | $143 (Kiwi.com) |
Popular in | September |
Cheapest in | February |
Average price | $557 |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to Washington, D.C. 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 2, 2026.
Use the filters below to find and compare flights from Montana to Washington, D.C. that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MissoulaWashington, D.C.
MSO Missoula Johnson-Bell Field - IAD Washington, D.C. Dulles Intl
MSOIAD
Missoula Johnson-Bell Field
Sun 11/1
8:39 pm-5:12 pm
3 stops42h 33m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$167
BozemanWashington, D.C.
BZN Bozeman Gallatin Field - IAD Washington, D.C. Dulles Intl
BZNIAD
Bozeman Gallatin Field
Sat 10/31
12:48 pm-9:15 pm
1 stop6h 27m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$195
MissoulaBaltimore
MSO Missoula Johnson-Bell Field - BWI Baltimore/Washington
MSOBWI
Missoula Johnson-Bell Field
Sun 11/1
8:39 pm-9:50 am
2 stops35h 11m
Baltimore/Washington
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$195
BozemanBaltimore
BZN Bozeman Gallatin Field - BWI Baltimore/Washington
BZNBWI
Bozeman Gallatin Field
Sat 10/24
6:30 am-3:07 pm
1 stop6h 37m
Baltimore/Washington
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$195
BozemanBaltimore
BZN Bozeman Gallatin Field - BWI Baltimore/Washington
BZNBWI
Bozeman Gallatin Field
Wed 10/28
2:00 pm-11:23 pm
1 stop7h 23m
Baltimore/Washington
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$200
BozemanBaltimore
BZN Bozeman Gallatin Field - BWI Baltimore/Washington
BZNBWI
Bozeman Gallatin Field
Thu 10/22
6:31 pm-5:45 am
1 stop9h 14m
Baltimore/Washington
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$200
MissoulaWashington, D.C.
MSO Missoula Johnson-Bell Field - IAD Washington, D.C. Dulles Intl
MSOIAD
Missoula Johnson-Bell Field
Wed 11/4
2:37 pm-11:15 pm
1 stop6h 38m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$200
BozemanBaltimore
BZN Bozeman Gallatin Field - BWI Baltimore/Washington
BZNBWI
Bozeman Gallatin Field
Mon 10/19
2:29 pm-12:51 am
1 stop8h 22m
Baltimore/Washington
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$200
BozemanWashington, D.C.
BZN Bozeman Gallatin Field - IAD Washington, D.C. Dulles Intl
BZNIAD
Bozeman Gallatin Field
Wed 10/28
12:48 pm-8:50 pm
1 stop6h 02m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$200
MissoulaWashington, D.C.
MSO Missoula Johnson-Bell Field - DCA Washington, D.C. Reagan-National
MSODCA
Missoula Johnson-Bell Field
Sat 11/7
7:00 am-4:49 pm
1 stop7h 49m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$200
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Montana to Washington, D.C.
Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Montana with our price prediction graph.
BZN-BWI
MSO-IAD
MSO-BWI
BZN-IAD
BZN-DCA
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 Washington, D.C.
USMT-WAS
BZN-BWI
MSO-IAD
MSO-BWI
BZN-IAD
What is the cheapest month to book a flight from Montana to Washington, D.C.?
Currently, December is the cheapest month in which you can book a flight from Montana to Washington, D.C. (average of $423). Flying from Montana to Washington, D.C. in April is currently the most expensive (average of $574). 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 WAS?
Find hourly flight availability from Montana to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 2, 2026.
When flying from Montana to Washington, D.C., the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Montana to Washington, D.C.?
Airfare is below average for this route at the moment.
Montana to Washington, D.C. flights typically cost between $429 and $665 in November.The cheapest round-trip price found within the last 5 days was $328 on Multiple Airlines (Nov 24-Dec 1).
Related info for your journey
Find useful and relevant information for your journey from Montana to Washington, D.C.. 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 Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsAlexandria
Arlington
Owings Mills
Lanham
Woodbridge
Tysons
Reston
Herndon
Hyattsville
Rockville
Fredericksburg
Falls Church
Hanover
Laurel
Springfield
Oxon Hill
Clinton
Hunt Valley
Waldorf
Silver Spring
Browse thousands of different options on Cheapflights for your next trip
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Washington, D.C. flight routes
Alternative routes for Montana to Washington, D.C.
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Complete your trip
Complete your trip to Washington, D.C. by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Montana to Washington, D.C. by cabin class
Find flights from Montana to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.
Montana and Washington, D.C. flights
Browse other Montana and Washington, D.C. flight options. Last updated on October 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Montana to Washington, D.C. flights
Consider these flights traveling from Montana to Washington, D.C..
Other flights to Washington, D.C.
Explore flights to Washington, D.C. departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 2, 2026.
Top 5 airlines flying from Montana to Washington, D.C.
Discover the top 5 airlines that operate flights from Montana to Washington, D.C.. 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 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$566 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$249 | Average$590 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$308 | Average$476 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$328 | Average$570 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$384 | Average$484 | FlexibilityNo cancel fee | On-time75% |