$181+ Cheap flights from Washington to Billings (BIL)
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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BIL
Oct 22 — Oct 291
Round-trip
1 adult, Economy
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Cheapest flights from Washington to BillingsExplore the most affordable flight options available from Washington to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
Explore the most affordable flight options available from Washington to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
This Expedia deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:25 am -
Nonstop2h 00m
Tue 10/2712:05 pm -
Nonstop2h 11m
Deal found 9/18![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/71:40 pm -
Nonstop1h 52m
Mon 11/95:12 pm -
Nonstop2h 13m
Deal found 9/21![Alaska Airlines logo]()
$232
This Expedia deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:50 pm -
Nonstop1h 53m
Sun 11/85:12 pm -
Nonstop2h 13m
Deal found 9/21![Alaska Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:55 pm -
1 stop5h 58m
Tue 10/272:42 pm -
1 stop7h 37m
Deal found 9/18![United Airlines logo]()
$247
This United Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:45 pm -
1 stop7h 29m
Thu 11/125:55 pm -
1 stop6h 20m
Deal found 9/19![United Airlines logo]()
$252
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:05 am -
1 stop5h 44m
Thu 10/295:20 am -
1 stop4h 50m
Deal found 9/21![Delta logo]()
$257
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:42 am -
1 stop7h 07m
Tue 10/275:20 am -
1 stop4h 50m
Deal found 9/21![Delta logo]()
$277
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/319:42 am -
1 stop7h 06m
Mon 11/26:29 pm -
1 stop4h 36m
Deal found 9/21![Delta logo]()
$282
This Trip.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:25 am -
Nonstop2h 00m
Tue 10/2712:05 pm -
Nonstop2h 11m
Deal found 9/21![Alaska Airlines logo]()
$283
This Alaska Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:30 am -
Nonstop1h 54m
Fri 12/256:00 am -
Nonstop2h 21m
Deal found 9/19![Alaska Airlines logo]()
$292
This Alaska Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:22 am -
1 stop5h 30m
Wed 11/185:12 pm -
1 stop6h 44m
Deal found 9/17![Alaska Airlines logo]()
$405
This Priceline deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:00 am -
1 stop5h 15m
Thu 11/125:12 pm -
1 stop6h 44m
Deal found 9/19![Alaska Airlines logo]()
$425
Best flights from Washington to BillingsDiscover carefully curated flight deals from Washington to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from Washington to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/28:04 pm -
Nonstop1h 54m
Fri 12/253:39 pm -
1 stop4h 01m
Deal found 9/19![Alaska Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:55 pm -
1 stop5h 58m
Tue 10/277:00 am -
2 stops10h 12m
Deal found 9/20![United Airlines logo]()
$352
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:04 pm -
1 stop4h 21m
Tue 10/275:20 am -
1 stop4h 47m
Deal found 9/22![Delta logo]()
$445
This Alaska Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:40 am -
1 stop6h 12m
Mon 11/95:12 pm -
Nonstop2h 13m
Deal found 9/21![Alaska Airlines logo]()
$332
This United Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/710:40 am -
2 stops10h 50m
Mon 11/95:00 am -
1 stop5h 47m
Deal found 9/19![United Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:27 pm -
1 stop5h 43m
Fri 10/304:00 pm -
1 stop6h 19m
Deal found 9/17![United Airlines logo]()
$372
This Alaska Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:20 am -
1 stop3h 32m
Sun 12/206:00 am -
Nonstop2h 21m
Deal found 9/19![Alaska Airlines logo]()
$402
This Alaska Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:22 am -
1 stop5h 30m
Wed 11/185:12 pm -
1 stop6h 44m
Deal found 9/17![Alaska Airlines logo]()
$405
This Delta deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/115:04 pm -
1 stop4h 21m
Mon 10/125:20 am -
1 stop4h 47m
Deal found 9/20![Delta logo]()
$552
This Alaska Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:56 pm -
Nonstop1h 54m
Fri 10/307:32 pm -
Nonstop2h 13m
Deal found 9/17![Alaska Airlines logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/86:10 am -
1 stop4h 19m
Mon 1/113:15 pm -
1 stop4h 47m
Deal found 9/20![Alaska Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:29 pm -
1 stop26h 14m
Fri 11/65:12 pm -
1 stop21h 06m
Deal found 9/19![Alaska Airlines logo]()
$443
This Alaska Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/85:02 am -
1 stop5h 27m
Sat 2/133:44 pm -
2 stops9h 03m
Deal found 9/21![Alaska Airlines logo]()
$496
This Alaska Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:57 pm -
2 stops24h 07m
Tue 10/277:41 am -
1 stop6h 13m
Deal found 9/22![Alaska Airlines logo]()
$519
This Alaska Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:06 pm -
1 stop8h 52m
Mon 11/303:31 pm -
1 stop9h 28m
Deal found 9/19![Alaska Airlines logo]()
$525
This Priceline deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:43 pm -
1 stop4h 07m
Sat 10/107:41 am -
1 stop4h 16m
Deal found 9/20![Alaska Airlines logo]()
$695
This Alaska Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:25 am -
1 stop4h 00m
Mon 10/127:32 pm -
1 stop5h 10m
Deal found 9/22![Alaska Airlines logo]()
$735
This Alaska Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/233:54 pm -
1 stop7h 04m
Tue 12/13:32 pm -
2 stops22h 43m
Deal found 9/22![Alaska Airlines logo]()
$1,180
Last-minute flights from Washington to BillingsDiscover last-minute flight deals from Washington to Billings. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from Washington to Billings. Data last updated September 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/115:04 pm -
1 stop4h 21m
Mon 10/125:20 am -
1 stop4h 47m
Deal found 9/20![Delta logo]()
$552
This Alaska Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:19 am -
2 stops15h 31m
Sun 10/187:32 pm -
1 stop5h 23m
Deal found 9/19![Alaska Airlines logo]()
$572
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:27 pm -
1 stop7h 26m
Sat 10/315:00 am -
1 stop5h 47m
Deal found 9/21![United Airlines logo]()
$307
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:27 pm -
1 stop5h 43m
Fri 10/235:57 pm -
1 stop6h 02m
Deal found 9/18![United Airlines logo]()
$322
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:53 am -
1 stop6h 56m
Sat 10/176:29 pm -
1 stop4h 42m
Deal found 9/21![Delta logo]()
$505
This Trip.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:25 am -
Nonstop2h 00m
Tue 10/2712:05 pm -
Nonstop2h 11m
Deal found 9/21![Alaska Airlines logo]()
$283
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:05 am -
1 stop5h 44m
Thu 10/295:20 am -
1 stop4h 50m
Deal found 9/21![Delta logo]()
$257
This Expedia deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:56 pm -
Nonstop1h 54m
Mon 10/267:41 am -
Nonstop2h 09m
Deal found 9/17![Alaska Airlines logo]()
$302
This Expedia deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:25 am -
Nonstop2h 00m
Tue 10/2712:05 pm -
Nonstop2h 11m
Deal found 9/18![Alaska Airlines logo]()
$227
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:55 pm -
1 stop5h 58m
Tue 10/272:42 pm -
1 stop7h 37m
Deal found 9/18![United Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:42 am -
1 stop7h 07m
Tue 10/275:20 am -
1 stop4h 50m
Deal found 9/21![Delta logo]()
$277
This Delta deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/319:42 am -
1 stop7h 06m
Mon 11/26:29 pm -
1 stop4h 36m
Deal found 9/21![Delta logo]()
$282
One-way flights from Washington to BillingsSearch for one-way flight options from Washington to Billings. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
Search for one-way flight options from Washington to Billings. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This United Airlines deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:05 am -
1 stop7h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![United Airlines logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:14 pm -
2 stops25h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$189
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/281:49 pm -
1 stop7h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![United Airlines logo]()
$193
This Priceline deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:56 pm -
Nonstop1h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Alaska Airlines logo]()
$204
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:04 pm -
1 stop4h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Delta logo]()
$213
This deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:56 pm -
Nonstop1h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Alaska Airlines logo]()
$219
This Priceline deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:17 pm -
Nonstop1h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Alaska Airlines logo]()
$234
This Delta deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/35:45 am -
1 stop5h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Delta logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:45 pm -
1 stop22h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$246
This Expedia deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:35 pm -
Nonstop1h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Alaska Airlines logo]()
$269
This Alaska Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:19 am -
2 stops15h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Alaska Airlines logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:53 am -
2 stops9h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$277
Find flight deals from Washington to Billings
Keep the following information in mind while searching for Washington to Billings flight deals. Data was last updated September 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $227 (Expedia) |
One-way from | $181 (United Airlines) |
Popular in | July |
Cheapest in | January |
Average price | $457 |
Good round-trip deal | $327 or less |
Good one-way deal | $383 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington to Billings 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 September 22, 2026.
Use the filters below to find and compare flights from Washington to Billings that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SpokaneBillings
GEG Spokane - BIL Billings Logan Intl
GEGBIL
Spokane
Wed 10/28
1:49 pm-10:30 pm
1 stop7h 41m
Billings Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$193
SeattleBillings
SEA Seattle/Tacoma Intl - BIL Billings Logan Intl
SEABIL
Seattle/Tacoma Intl
Sat 11/21
5:05 am-1:29 pm
1 stop7h 24m
Billings Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$214
SeattleBillings
SEA Seattle/Tacoma Intl - BIL Billings Logan Intl
SEABIL
Seattle/Tacoma Intl
Sat 10/3
5:45 am-12:17 pm
1 stop5h 32m
Billings Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$244
SeattleBillings
SEA Seattle/Tacoma Intl - BIL Billings Logan Intl
SEABIL
Seattle/Tacoma Intl
Fri 10/9
2:27 pm-10:53 pm
1 stop7h 26m
Billings Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$244
Quickest round-trip
SeattleBillings
SEA Seattle/Tacoma Intl - BIL Billings Logan Intl
SEABIL
Seattle/Tacoma Intl
Mon 10/19
8:56 pm-11:50 pm
Nonstop1h 54m
Billings Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
SpokaneBillings
GEG Spokane - BIL Billings Logan Intl
GEGBIL
Spokane
Sun 10/25
1:49 pm-9:14 pm
1 stop6h 25m
Billings Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
SeattleBillings
SEA Seattle/Tacoma Intl - BIL Billings Logan Intl
SEABIL
Seattle/Tacoma Intl
Fri 10/2
10:53 am-9:32 pm
2 stops9h 39m
Billings Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$277
SeattleBillings
SEA Seattle/Tacoma Intl - BIL Billings Logan Intl
SEABIL
Seattle/Tacoma Intl
Tue 9/29
5:00 am-1:14 pm
1 stop7h 14m
Billings Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$291
SeattleBillings
SEA Seattle/Tacoma Intl - BIL Billings Logan Intl
SEABIL
Seattle/Tacoma Intl
Tue 10/13
9:05 am-9:10 pm
2 stops11h 05m
Billings Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$296
SeattleBillings
SEA Seattle/Tacoma Intl - BIL Billings Logan Intl
SEABIL
Seattle/Tacoma Intl
Thu 10/1
4:27 pm-9:32 pm
2 stops28h 05m
Billings Logan Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$301
Showing 1-10 of 38 resultsSorted by cheapest first
Best time to book a flight from Washington to Billings
Have a flexible travel schedule? Discover the best time to fly to Billings from Washington with our price prediction graph.
GEG-BIL
SEA-BIL
PUW-BIL
BLI-BIL
YKM-BIL
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 to Billings
USWA-BIL
GEG-BIL
SEA-BIL
PUW-BIL
BLI-BIL
What is the cheapest month to book a flight from State of Washington to Billings?
Currently, January is the cheapest month in which you can book a flight from State of Washington to Billings (average of $167). Flying from State of Washington to Billings in July is currently the most expensive (average of $527). 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 WA to BIL?
Find hourly flight availability from Washington to Billings. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 22, 2026.
One of the essential ways to save on airfare from State of Washington to Billings is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 23% on airfare.
Weekly flight availability from State of Washington to Billings
Explore weekly flight availability from Washington to Billings. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 22, 2026.
The most flights from USWA to BIL are scheduled on a Monday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).
How much does it cost to fly round-trip from State of Washington to Billings?
Airfare is below average for this route at the moment.
State of Washington to Billings flights typically cost between $336 and $523 in October.The cheapest round-trip price found within the last 5 days was $227 on Alaska Airlines (Oct 24-Oct 27).
Related info for your journey
Find useful and relevant information for your journey from Washington to Billings. 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
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Alternative routes for Washington to Billings
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Billings
Explore flights to Billings departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 22, 2026.
Complete your trip
Complete your trip to Billings by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Washington to Billings by cabin class
Find flights from Washington to Billings, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Washington and Billings flights
Browse other Washington and Billings flight options. Last updated on September 22, 2026.
Popular flight searches
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Washington to Billings flights
Consider these flights traveling from Washington to Billings.
Top 2 airlines flying from Washington to Billings
Discover the top 2 airlines that operate flights from Washington to Billings. 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 September 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$157 | Average$361 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$197 | Average$478 | FlexibilityNo cancel fee | On-timeN/A |