$137+ Cheap flights from Washington, D.C. (WAS) to Montana
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BZN
Jul 30 — Aug 61
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Washington, D.C. to Montana with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Washington, D.C. to Montana
Cheapest
Best
Last-minute
One-way
Cheapest flights from Washington, D.C. to MontanaExplore the most affordable flight options available from Washington, D.C. to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2026.
Explore the most affordable flight options available from Washington, D.C. to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/28. 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.
Thu 8/208:59 am
IAD
- FCA
1 stop27h 05m
Multiple Airlines
Mon 8/243:39 pm
FCA
- IAD
1 stop14h 25m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 8/169:50 am
IAD
- FCA
1 stop25h 50m
Multiple Airlines
Mon 8/243:39 pm
FCA
- IAD
1 stop14h 25m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:59 am
IAD
- BZN
1 stop9h 07m
Multiple Airlines
Sun 8/309:06 pm
BZN
- IAD
1 stop8h 58m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 6/28. 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.
Thu 8/208:59 am
IAD
- FCA
1 stop27h 05m
Multiple Airlines
Fri 8/2810:54 am
FCA
- IAD
1 stop19h 10m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 6/29. 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.
Sun 8/238:59 am
IAD
- FCA
1 stop31h 50m
Multiple Airlines
Fri 8/2810:54 am
FCA
- IAD
1 stop19h 10m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/81:21 pm
IAD
- BZN
2 stops28h 40m
Multiple Airlines
Thu 8/134:51 pm
BZN
- IAD
1 stop13h 29m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 8/308:59 am
IAD
- FCA
1 stop28h 25m
Multiple Airlines
Fri 9/43:34 pm
FCA
- IAD
1 stop14h 30m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/303:16 pm
IAD
- BZN
1 stop27h 03m
Multiple Airlines
Thu 8/64:51 pm
BZN
- IAD
2 stops43h 11m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 6/28. 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.
Thu 8/278:59 am
IAD
- MSO
1 stop14h 03m
Multiple Airlines
Sun 8/309:52 pm
MSO
- IAD
2 stops34h 15m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/303:16 pm
IAD
- BZN
1 stop27h 03m
Multiple Airlines
Mon 8/103:46 pm
BZN
- IAD
2 stops38h 34m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 6/28. 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.
Thu 8/278:59 am
IAD
- FCA
1 stop27h 05m
Multiple Airlines
Fri 9/43:34 pm
FCA
- IAD
1 stop14h 30m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:39 pm
IAD
- BZN
2 stops45h 27m
Multiple Airlines
Thu 8/274:56 pm
BZN
- IAD
1 stop13h 08m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$333
Best flights from Washington, D.C. to MontanaDiscover carefully curated flight deals from Washington, D.C. to Montana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 30, 2026.
Discover carefully curated flight deals from Washington, D.C. to Montana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 30, 2026.
This Delta deal was found by Cheapflights users on 6/29. 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 12/77:30 am
BWI
- FCA
1 stop6h 59m
Delta
Thu 12/106:10 pm
FCA
- BWI
1 stop9h 50m
Delta
Deal found 6/29![Delta logo]()
$349
This Southwest deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:40 am
BWI
- BZN
1 stop8h 55m
Southwest
Sat 8/294:10 pm
BZN
- BWI
1 stop12h 20m
Southwest
Deal found 6/26![Southwest logo]()
$382
This Alaska Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:59 am
DCA
- BZN
1 stop11h 46m
Alaska Airlines
Wed 9/99:20 am
BZN
- DCA
1 stop9h 40m
Alaska Airlines
Deal found 6/26![Alaska Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 7/288:16 am
BWI
- BZN
1 stop8h 57m
United Airlines
Tue 8/48:00 am
BZN
- BWI
1 stop7h 36m
United Airlines
Deal found 6/28![United Airlines logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 6/29. 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.
Sun 8/169:50 am
IAD
- BIL
1 stop25h 20m
Multiple Airlines
Fri 8/215:45 pm
BIL
- IAD
1 stop12h 19m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$405
This Delta deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:59 pm
DCA
- BZN
1 stop8h 05m
Delta
Tue 9/13:55 pm
BZN
- DCA
1 stop5h 55m
Delta
Deal found 6/24![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:45 am
DCA
- BZN
1 stop9h 05m
Delta
Tue 9/16:19 am
BZN
- DCA
1 stop5h 29m
Delta
Deal found 6/26![Delta logo]()
$349
This Southwest deal was found by Cheapflights users on 6/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:35 am
BWI
- BZN
1 stop8h 00m
Southwest
Thu 8/278:35 am
BZN
- BWI
1 stop5h 55m
Southwest
Deal found 6/28![Southwest logo]()
$394
This United Airlines deal was found by Cheapflights users on 6/28. 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.
Sun 8/238:15 am
IAD
- BZN
Nonstop4h 27m
United Airlines
Thu 8/276:30 am
BZN
- IAD
1 stop9h 20m
United Airlines
Deal found 6/28![United Airlines logo]()
$407
This Alaska Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:50 am
BWI
- MSO
1 stop9h 27m
Alaska Airlines
Wed 9/94:16 pm
MSO
- BWI
1 stop12h 14m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 6/28. 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.
Sat 8/226:00 am
IAD
- BZN
1 stop6h 51m
Delta
Fri 8/281:00 pm
BZN
- IAD
1 stop8h 39m
Delta
Deal found 6/28![Delta logo]()
$349
This Southwest deal was found by Cheapflights users on 6/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/123:05 pm
BWI
- BZN
1 stop8h 10m
Southwest
Sat 9/194:10 pm
BZN
- BWI
1 stop12h 20m
Southwest
Deal found 6/27![Southwest logo]()
$397
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:47 pm
IAD
- BIL
1 stop19h 44m
Alaska Airlines
Wed 9/97:29 pm
BIL
- IAD
1 stop8h 11m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Mon 7/273:39 pm
IAD
- BZN
1 stop9h 04m
United Airlines
Mon 8/34:29 pm
BZN
- IAD
1 stop6h 16m
United Airlines
Deal found 6/29![United Airlines logo]()
$420
This Delta deal was found by Cheapflights users on 6/28. 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 8/185:59 pm
DCA
- MSO
1 stop8h 19m
Delta
Wed 8/265:30 am
MSO
- DCA
1 stop9h 14m
Delta
Deal found 6/28![Delta logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:00 am
IAD
- MSO
1 stop9h 50m
Alaska Airlines
Wed 10/282:06 pm
MSO
- IAD
1 stop7h 53m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/193:45 pm
BWI
- BZN
1 stop8h 40m
Southwest
Sat 8/224:10 pm
BZN
- BWI
1 stop12h 20m
Southwest
Deal found 6/25![Southwest logo]()
$423
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Sat 8/158:15 am
IAD
- BZN
Nonstop4h 27m
United Airlines
Wed 8/197:55 am
BZN
- IAD
1 stop6h 07m
United Airlines
Deal found 6/29![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:15 pm
IAD
- MSO
2 stops8h 20m
Delta
Wed 9/303:35 pm
MSO
- IAD
1 stop5h 48m
Delta
Deal found 6/26![Delta logo]()
$354
This Alaska Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:00 am
IAD
- MSO
1 stop10h 17m
Alaska Airlines
Mon 10/53:46 pm
MSO
- IAD
1 stop11h 54m
Alaska Airlines
Deal found 6/26![Alaska Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 6/29. 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 11/231:00 pm
IAD
- BIL
2 stops11h 32m
Delta
Tue 12/111:35 am
BIL
- IAD
2 stops9h 27m
Delta
Deal found 6/29![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:30 am
BWI
- BZN
1 stop9h 05m
Southwest
Fri 8/147:20 am
BZN
- BWI
2 stops14h 05m
Southwest
Deal found 6/24![Southwest logo]()
$438
This United Airlines deal was found by Cheapflights users on 6/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:30 am
IAD
- BIL
1 stop8h 52m
United Airlines
Mon 7/274:10 pm
BIL
- IAD
1 stop6h 35m
United Airlines
Deal found 6/27![United Airlines logo]()
$444
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:26 pm
IAD
- MSO
2 stops13h 09m
Delta
Mon 10/56:17 pm
MSO
- IAD
2 stops12h 54m
Delta
Deal found 6/26![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 6/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:00 am
DCA
- BZN
1 stop15h 05m
Southwest
Tue 8/1111:20 am
BZN
- DCA
2 stops9h 45m
Southwest
Deal found 6/27![Southwest logo]()
$439
This Alaska Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:27 pm
DCA
- BZN
1 stop21h 57m
Alaska Airlines
Fri 9/189:20 am
BZN
- DCA
1 stop9h 40m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/294:22 pm
BWI
- MSO
1 stop7h 09m
United Airlines
Wed 9/97:15 am
MSO
- BWI
1 stop9h 35m
United Airlines
Deal found 6/25![United Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/82:55 pm
BWI
- BZN
2 stops8h 20m
Southwest
Thu 8/137:20 am
BZN
- BWI
2 stops14h 05m
Southwest
Deal found 6/25![Southwest logo]()
$449
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/192:43 pm
IAD
- BIL
1 stop8h 17m
United Airlines
Wed 8/267:00 am
BIL
- IAD
1 stop8h 50m
United Airlines
Deal found 6/25![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 6/27. 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.
Fri 8/286:59 pm
DCA
- FCA
1 stop6h 57m
Delta
Sat 9/53:15 pm
FCA
- DCA
1 stop6h 35m
Delta
Deal found 6/27![Delta logo]()
$379
Last-minute flights from Washington, D.C. to MontanaDiscover last-minute flight deals from Washington, D.C. to Montana. Data last updated June 30, 2026 and is based on user searches.
Discover last-minute flight deals from Washington, D.C. to Montana. Data last updated June 30, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/116:33 am
IAD
- BZN
1 stop7h 29m
United Airlines
Thu 7/164:29 pm
BZN
- IAD
1 stop6h 16m
United Airlines
Deal found 6/25![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 6/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/253:39 pm
IAD
- BZN
1 stop9h 04m
United Airlines
Fri 8/74:29 pm
BZN
- IAD
1 stop6h 16m
United Airlines
Deal found 6/27![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Sat 7/253:39 pm
IAD
- BZN
1 stop9h 04m
United Airlines
Thu 7/304:24 pm
BZN
- IAD
1 stop6h 21m
United Airlines
Deal found 6/29![United Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 6/29. 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 7/279:12 am
DCA
- MSO
2 stops10h 33m
Delta
Wed 8/125:30 am
MSO
- DCA
2 stops11h 13m
Delta
Deal found 6/29![Delta logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 7/289:50 am
IAD
- MSO
2 stops55h 07m
Multiple Airlines
Thu 8/1310:24 am
MSO
- IAD
1 stop19h 56m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 7/288:16 am
BWI
- BZN
1 stop8h 57m
United Airlines
Tue 8/48:00 am
BZN
- BWI
1 stop7h 36m
United Airlines
Deal found 6/28![United Airlines logo]()
$401
This United Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:10 am
IAD
- BZN
1 stop7h 34m
United Airlines
Tue 8/44:24 pm
BZN
- IAD
1 stop6h 21m
United Airlines
Deal found 6/26![United Airlines logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 6/29. 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.
Wed 7/299:50 am
IAD
- MSO
1 stop25h 44m
Multiple Airlines
Thu 8/1310:24 am
MSO
- IAD
1 stop19h 56m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/303:16 pm
IAD
- BZN
1 stop27h 03m
Multiple Airlines
Thu 8/64:51 pm
BZN
- IAD
2 stops43h 11m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/303:16 pm
IAD
- BZN
1 stop27h 03m
Multiple Airlines
Mon 8/103:46 pm
BZN
- IAD
2 stops38h 34m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/303:16 pm
IAD
- BZN
1 stop27h 03m
Allegiant Air
Fri 8/75:08 pm
BZN
- IAD
1 stop18h 54m
Allegiant Air
Deal found 6/27![Allegiant Air logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/303:16 pm
IAD
- BZN
1 stop27h 03m
Multiple Airlines
Wed 8/511:07 am
BZN
- IAD
1 stop23h 25m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$397
One-way flights from Washington, D.C. to MontanaSearch for one-way flight options from Washington, D.C. to Montana. Find affordable one-way fares based on user searches. Data last updated June 30, 2026.
Search for one-way flight options from Washington, D.C. to Montana. Find affordable one-way fares based on user searches. Data last updated June 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:59 am
IAD
- BZN
1 stop13h 17m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 6/28. 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.
Fri 8/149:50 am
IAD
- MSO
2 stops55h 12m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 6/29. 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.
Thu 7/303:16 pm
IAD
- BZN
1 stop27h 03m
Allegiant Air
Deal found 6/29![Allegiant Air logo]()
$156
This JetBlue deal was found by Cheapflights users on 6/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:10 am
DCA
- BZN
1 stop7h 02m
JetBlue
Deal found 6/28![JetBlue logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 6/28. 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.
Tue 9/19:32 pm
BWI
- BZN
3 stops46h 22m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:24 am
BWI
- BZN
3 stops34h 30m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$169
This Jettzy deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:59 am
DCA
- BZN
1 stop11h 46m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$170
This Jettzy deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:00 am
IAD
- BZN
1 stop9h 46m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$170
This American Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:00 am
DCA
- BZN
1 stop8h 05m
American Airlines
Deal found 6/26![American Airlines logo]()
$173
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:17 pm
BWI
- FCA
1 stop6h 39m
Delta
Deal found 6/25![Delta logo]()
$175
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:59 am
DCA
- BZN
1 stop11h 46m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$175
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:00 am
IAD
- BZN
1 stop9h 46m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$175
Find flight deals from Washington, D.C. to Montana
Keep the following information in mind while searching for Washington, D.C. to Montana flight deals. Data was last updated June 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $218 (Kiwi.com) |
One-way from | $137 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $525 |
Good round-trip deal | $654 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington, D.C. to Montana that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 30, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Montana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BaltimoreKalispell
BWI - FCA
BWIFCA
Baltimore/Washington
Mon 12/7
7:30 am-12:29 pm
1 stop6h 59m
Kalispell Glacier Park
Thu 12/10
6:10 pm-6:00 am
1 stop9h 50m
$349
Washington, D.C.Bozeman
DCA - BZN
DCABZN
Washington, D.C. Reagan-National
Thu 8/27
5:59 pm-12:04 am
1 stop8h 05m
Bozeman Gallatin Field
Tue 9/1
3:55 pm-11:50 pm
1 stop5h 55m
$349
Washington, D.C.Bozeman
DCA - BZN
DCABZN
Washington, D.C. Reagan-National
Tue 8/25
7:45 am-2:50 pm
1 stop9h 05m
Bozeman Gallatin Field
Tue 9/1
6:19 am-1:48 pm
1 stop5h 29m
$349
Washington, D.C.Bozeman
IAD - BZN
IADBZN
Washington, D.C. Dulles Intl
Sat 8/22
6:00 am-10:51 am
1 stop6h 51m
Bozeman Gallatin Field
Fri 8/28
1:00 pm-11:39 pm
1 stop8h 39m
$349
Washington, D.C.Missoula
DCA - MSO
DCAMSO
Washington, D.C. Reagan-National
Tue 8/18
5:59 pm-12:18 am
1 stop8h 19m
Missoula Johnson-Bell Field
Wed 8/26
5:30 am-4:44 pm
1 stop9h 14m
$349
Washington, D.C.Missoula
IAD - MSO
IADMSO
Washington, D.C. Dulles Intl
Tue 9/22
5:15 pm-11:35 pm
2 stops8h 20m
Missoula Johnson-Bell Field
Wed 9/30
3:35 pm-11:23 pm
1 stop5h 48m
$354
Washington, D.C.Billings
IAD - BIL
IADBIL
Washington, D.C. Dulles Intl
Mon 11/23
1:00 pm-10:32 pm
2 stops11h 32m
Billings Logan Intl
Tue 12/1
11:35 am-11:02 pm
2 stops9h 27m
$359
Washington, D.C.Missoula
IAD - MSO
IADMSO
Washington, D.C. Dulles Intl
Thu 10/1
12:26 pm-11:35 pm
2 stops13h 09m
Missoula Johnson-Bell Field
Mon 10/5
6:17 pm-9:11 am
2 stops12h 54m
$359
Washington, D.C.Kalispell
DCA - FCA
DCAFCA
Washington, D.C. Reagan-National
Fri 8/28
6:59 pm-11:56 pm
1 stop6h 57m
Kalispell Glacier Park
Sat 9/5
3:15 pm-11:50 pm
1 stop6h 35m
$379
BaltimoreBozeman
BWI - BZN
BWIBZN
Baltimore/Washington
Sat 8/22
6:40 am-1:35 pm
1 stop8h 55m
Bozeman Gallatin Field
Sat 8/29
4:10 pm-6:30 am
1 stop12h 20m
$382
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Washington, D.C. to Montana
Have a flexible travel schedule? Discover the best time to fly to Montana from Washington, D.C. with our price prediction graph.
IAD-FCA
IAD-BZN
IAD-MSO
BWI-FCA
BWI-BZN
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 Washington, D.C. to Montana
WAS-USMT
IAD-FCA
IAD-BZN
IAD-MSO
BWI-FCA
What is the cheapest month to book a flight from Washington, D.C. to Montana?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Montana (average of $145). Flying from Washington, D.C. to Montana in April is currently the most expensive (average of $249). 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 WAS to MT?
Find hourly flight availability from Washington, D.C. to Montana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 30, 2026.
When flying from Washington, D.C. to Montana, 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 Washington, D.C. to Montana?
How far ahead should I book a flight from Washington, D.C. to Montana?
The best time to book flights from Washington, D.C. to Montana is 53 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Montana
Get insights into the airlines that provide service to Montana. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Montana. Reviews last updated June 30, 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta from Washington, D.C. to Montana. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Comfort
7.8
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Comfort
7.8
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Comfort
7.8
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Comfort
7.8
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Comfort
7.8
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Comfort
7.8
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Washington, D.C. to Montana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Washington, D.C. to Montana
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Montana by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Washington, D.C. to Montana by cabin class
Find flights from Washington, D.C. to Montana, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Washington, D.C. and Montana flights
Browse other Washington, D.C. and Montana flight options. Last updated on June 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Washington, D.C. to Montana flights
Consider these flights traveling from Washington, D.C. to Montana.
Top 5 airlines flying from Washington, D.C. to Montana
Discover the top 5 airlines that operate flights from Washington, D.C. to Montana. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$150 | Average$460 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$241 | Average$404 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$248 | Average$569 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$262 | Average$564 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$365 | Average$493 | FlexibilityNo cancel fee | On-time75% |