$149+ Cheap flights from Billings (BIL) to Washington
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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — SEA
Dec 4 — Dec 111
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Billings to WashingtonExplore the most affordable flight options available from Billings to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2026.
Explore the most affordable flight options available from Billings to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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.
Wed 12/212:04 pm -
Nonstop2h 20m
Sat 12/58:30 am -
Nonstop1h 54m
Deal found 10/30![Alaska Airlines logo]()
$227
This Orbitz deal was found by Cheapflights users on 11/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/256:00 am -
Nonstop2h 21m
Wed 12/308:36 pm -
Nonstop1h 54m
Deal found 11/1![Alaska Airlines logo]()
$232
This Orbitz deal was found by Cheapflights users on 11/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:56 am -
Nonstop2h 18m
Mon 1/48:36 pm -
Nonstop1h 54m
Deal found 11/1![Alaska Airlines logo]()
$237
This Travelocity deal was found by Cheapflights users on 11/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/253:38 pm -
1 stop4h 02m
Fri 1/18:36 pm -
Nonstop1h 54m
Deal found 11/1![Alaska Airlines logo]()
$247
This SmartFares deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1612:04 pm -
Nonstop2h 20m
Wed 12/238:36 pm -
Nonstop1h 54m
Deal found 10/31![Alaska Airlines logo]()
$288
This Priceline deal was found by Cheapflights users on 11/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:56 am -
Nonstop2h 18m
Thu 12/248:36 pm -
Nonstop1h 54m
Deal found 11/1![Alaska Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 11/1. 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 12/254:15 pm -
1 stop8h 01m
Wed 1/68:30 am -
1 stop6h 02m
Deal found 11/1![United Airlines logo]()
$302
This Priceline deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1811:56 am -
Nonstop2h 18m
Tue 12/298:36 pm -
Nonstop1h 54m
Deal found 11/3![Alaska Airlines logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” 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 12/112:04 pm -
Nonstop2h 20m
Sat 12/58:30 am -
Nonstop1h 54m
Deal found 10/31![Alaska Airlines logo]()
$327
This Expedia deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/216:00 am -
Nonstop2h 21m
Mon 12/288:36 pm -
Nonstop1h 54m
Deal found 11/4![Alaska Airlines logo]()
$332
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/57:01 am -
1 stop15h 04m
Wed 12/98:03 am -
1 stop5h 49m
Deal found 11/2![Alaska Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/42:33 pm -
1 stop7h 52m
Sun 12/65:05 am -
1 stop7h 19m
Deal found 11/4![United Airlines logo]()
$445
Best flights from Billings to WashingtonDiscover carefully curated flight deals from Billings to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 4, 2026.
Discover carefully curated flight deals from Billings to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” 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 12/212:04 pm -
Nonstop2h 20m
Sat 12/57:38 am -
1 stop6h 14m
Deal found 10/31![Alaska Airlines logo]()
$242
This United Airlines deal was found by Cheapflights users on 11/2. 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 1/224:13 pm -
1 stop6h 04m
Mon 1/255:00 am -
1 stop7h 30m
Deal found 11/2![United Airlines logo]()
$324
This Travelocity deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” 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.
Fri 12/43:32 pm -
1 stop4h 02m
Sun 12/68:30 am -
Nonstop1h 54m
Deal found 10/31![Alaska Airlines logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/2512:09 pm -
Nonstop2h 13m
Wed 1/278:54 pm -
Nonstop1h 53m
Deal found 11/2![Alaska Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/194:15 pm -
1 stop8h 01m
Tue 12/295:00 am -
1 stop7h 25m
Deal found 11/3![United Airlines logo]()
$356
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Fri 12/44:04 pm -
1 stop6h 17m
Sun 12/65:05 am -
1 stop7h 19m
Deal found 10/30![United Airlines logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” 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 12/112:04 pm -
Nonstop2h 20m
Sat 12/58:30 am -
Nonstop1h 54m
Deal found 10/31![Alaska Airlines logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 11/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:56 am -
Nonstop2h 18m
Thu 12/248:59 pm -
1 stop16h 59m
Deal found 11/1![Alaska Airlines logo]()
$360
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/266:00 am -
Nonstop2h 21m
Wed 12/309:59 pm -
2 stops15h 59m
Deal found 11/2![Alaska Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/42:33 pm -
1 stop7h 52m
Sun 12/65:05 am -
1 stop7h 19m
Deal found 11/4![United Airlines logo]()
$445
This Alaska Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/57:30 am -
1 stop4h 48m
Tue 1/126:07 am -
1 stop4h 22m
Deal found 11/3![Alaska Airlines logo]()
$405
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/57:01 am -
1 stop15h 04m
Wed 12/98:03 am -
1 stop5h 49m
Deal found 11/2![Alaska Airlines logo]()
$424
This Expedia deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/43:32 pm -
1 stop4h 10m
Sun 12/612:37 pm -
1 stop9h 21m
Deal found 11/4![Alaska Airlines logo]()
$445
This Priceline deal was found by Cheapflights users on 11/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/167:01 am -
1 stop8h 52m
Wed 12/304:42 pm -
1 stop5h 48m
Deal found 11/2![Alaska Airlines logo]()
$448
This Alaska Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/912:09 pm -
1 stop7h 34m
Mon 1/114:11 pm -
1 stop18h 18m
Deal found 11/3![Alaska Airlines logo]()
$463
Last-minute flights from Billings to WashingtonDiscover last-minute flight deals from Billings to Washington. Data last updated November 4, 2026 and is based on user searches.
Discover last-minute flight deals from Billings to Washington. Data last updated November 4, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” 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 12/112:04 pm -
Nonstop2h 20m
Sat 12/58:30 am -
Nonstop1h 54m
Deal found 10/31![Alaska Airlines logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” 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 12/212:04 pm -
Nonstop2h 20m
Sat 12/58:30 am -
Nonstop1h 54m
Deal found 10/31![Alaska Airlines logo]()
$227
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/42:33 pm -
1 stop7h 52m
Sun 12/65:05 am -
1 stop7h 19m
Deal found 11/4![United Airlines logo]()
$445
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/57:01 am -
1 stop15h 04m
Wed 12/98:03 am -
1 stop5h 49m
Deal found 11/2![Alaska Airlines logo]()
$424
This SmartFares deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1612:04 pm -
Nonstop2h 20m
Wed 12/238:36 pm -
Nonstop1h 54m
Deal found 10/31![Alaska Airlines logo]()
$288
This Priceline deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1811:56 am -
Nonstop2h 18m
Tue 12/298:36 pm -
Nonstop1h 54m
Deal found 11/3![Alaska Airlines logo]()
$317
This Expedia deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/216:00 am -
Nonstop2h 21m
Mon 12/288:36 pm -
Nonstop1h 54m
Deal found 11/4![Alaska Airlines logo]()
$332
This Orbitz deal was found by Cheapflights users on 11/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:56 am -
Nonstop2h 18m
Mon 1/48:36 pm -
Nonstop1h 54m
Deal found 11/1![Alaska Airlines logo]()
$237
This Priceline deal was found by Cheapflights users on 11/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:56 am -
Nonstop2h 18m
Thu 12/248:36 pm -
Nonstop1h 54m
Deal found 11/1![Alaska Airlines logo]()
$297
This Orbitz deal was found by Cheapflights users on 11/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/256:00 am -
Nonstop2h 21m
Wed 12/308:36 pm -
Nonstop1h 54m
Deal found 11/1![Alaska Airlines logo]()
$232
This Travelocity deal was found by Cheapflights users on 11/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/253:38 pm -
1 stop4h 02m
Wed 1/68:54 pm -
Nonstop1h 53m
Deal found 11/1![Alaska Airlines logo]()
$247
This United Airlines deal was found by Cheapflights users on 11/1. 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 12/254:15 pm -
1 stop8h 01m
Wed 1/68:30 am -
1 stop6h 02m
Deal found 11/1![United Airlines logo]()
$302
One-way flights from Billings to WashingtonSearch for one-way flight options from Billings to Washington. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
Search for one-way flight options from Billings to Washington. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
This Priceline deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” 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.
Thu 12/107:01 am -
Nonstop2h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Alaska Airlines logo]()
$149
This United Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” 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 12/104:04 pm -
1 stop6h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![United Airlines logo]()
$159
This United Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” 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 11/205:00 am -
1 stop5h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![United Airlines logo]()
$211
This Mytrip deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2012:01 pm -
Nonstop2h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Alaska Airlines logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” 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 11/205:57 pm -
3 stops46h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$246
This United Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/112:42 pm -
1 stop7h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![United Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” 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 12/109:47 pm -
3 stops42h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$301
This Priceline deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” 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.
Wed 11/117:18 am -
Nonstop2h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Alaska Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 12/2812:00 pm -
2 stops49h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Multiple Airlines logo]()
$354
Find flight deals from Billings to Washington
Keep the following information in mind while searching for Billings to Washington flight deals. Data was last updated November 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $227 (Alaska Airlines) |
One-way from | $149 (Priceline) |
Popular in | October |
Cheapest in | March |
Average price | $318 |
Good round-trip deal | $398 or less |
Good one-way deal | $318 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Billings to Washington 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 November 4, 2026.
Use the filters below to find and compare flights from Billings to Washington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BillingsSeattle
BIL Billings Logan Intl - SEA Seattle/Tacoma Intl
BILSEA
Billings Logan Intl
Thu 12/10
4:04 pm-9:21 pm
1 stop6h 17m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$159
BillingsSeattle
BIL Billings Logan Intl - SEA Seattle/Tacoma Intl
BILSEA
Billings Logan Intl
Fri 11/20
5:00 am-9:47 am
1 stop5h 47m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$211
Quickest round-trip
BillingsSeattle
BIL Billings Logan Intl - SEA Seattle/Tacoma Intl
BILSEA
Billings Logan Intl
Fri 11/20
12:01 pm-1:19 pm
Nonstop2h 18m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$214
BillingsSeattle
BIL Billings Logan Intl - SEA Seattle/Tacoma Intl
BILSEA
Billings Logan Intl
Wed 12/2
12:04 pm-1:24 pm
Nonstop2h 20m
Seattle/Tacoma Intl
Sat 12/5
7:38 am-2:52 pm
1 stop6h 14m
$242
BillingsSeattle
BIL Billings Logan Intl - SEA Seattle/Tacoma Intl
BILSEA
Billings Logan Intl
Fri 12/4
3:32 pm-6:34 pm
1 stop4h 02m
Seattle/Tacoma Intl
Sun 12/6
8:30 am-11:24 am
Nonstop1h 54m
$247
BillingsSeattle
BIL Billings Logan Intl - SEA Seattle/Tacoma Intl
BILSEA
Billings Logan Intl
Mon 1/25
12:09 pm-1:22 pm
Nonstop2h 13m
Seattle/Tacoma Intl
Wed 1/27
8:54 pm-11:47 pm
Nonstop1h 53m
$287
BillingsSeattle
BIL Billings Logan Intl - SEA Seattle/Tacoma Intl
BILSEA
Billings Logan Intl
Wed 11/11
2:42 pm-9:19 pm
1 stop7h 37m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$291
BillingsSeattle
BIL Billings Logan Intl - SEA Seattle/Tacoma Intl
BILSEA
Billings Logan Intl
Thu 12/10
9:47 pm-3:43 pm
3 stops42h 56m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$301
BillingsSeattle
BIL Billings Logan Intl - SEA Seattle/Tacoma Intl
BILSEA
Billings Logan Intl
Fri 1/22
4:13 pm-9:17 pm
1 stop6h 04m
Seattle/Tacoma Intl
Mon 1/25
5:00 am-1:30 pm
1 stop7h 30m
$324
BillingsSeattle
BIL Billings Logan Intl - SEA Seattle/Tacoma Intl
BILSEA
Billings Logan Intl
Tue 12/1
12:04 pm-1:24 pm
Nonstop2h 20m
Seattle/Tacoma Intl
Sat 12/5
8:30 am-11:24 am
Nonstop1h 54m
$327
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Billings to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from Billings with our price prediction graph.
BIL-SEA
BIL-GEG
BIL-PSC
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 Billings to Washington
BIL-USWA
BIL-SEA
BIL-GEG
BIL-PSC
What is the cheapest month to book a flight from Billings to State of Washington?
Currently, March is the cheapest month in which you can book a flight from Billings to State of Washington (average of $272). Flying from Billings to State of Washington in October is currently the most expensive (average of $390). 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 BIL to WA?
Find hourly flight availability from Billings to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 4, 2026.
It’s typically best to fly out from Billings to State of Washington in the afternoon. Doing so could potentially save you 25% on the flight price compared to flying in the evening, which is usually more expensive.
Weekly flight availability from Billings to State of Washington
Explore weekly flight availability from Billings to Washington. 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 November 4, 2026.
The most flights from BIL to USWA are scheduled on a Friday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).
How much does it cost to fly round-trip from Billings to State of Washington?
Airfare is below average for this route at the moment.
Billings to State of Washington flights typically cost between $237 and $367 in December.The cheapest round-trip price found within the last 5 days was $227 on Alaska Airlines (Dec 2-Dec 5).
How far ahead should I book a flight from Billings to State of Washington?
To ensure you get the cheapest price possible for a flight from Billings to State of Washington, you should look to book at least 44 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Washington
Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated November 4, 2026.
Read through reviews of airlines operating flights from Billings to Washington, such as Alaska Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.0
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Related info for your journey
Find useful and relevant information for your journey from Billings to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Billings to Washington
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Complete your trip
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Billings and Washington flights
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Billings to Washington flights
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Top airline flying from Billings to Washington
Discover the top airline that operate flights from Billings to Washington. 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 November 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$157 | Average$372 | FlexibilityNo cancel fee | On-time75% |