$174+ Cheap flights from Idaho to Billings (BIL)
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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BIL
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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Find cheap flights from Idaho to Billings with Cheapflights
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Cheapest flights from Idaho to BillingsExplore the most affordable flight options available from Idaho to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
Explore the most affordable flight options available from Idaho to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
This Orbitz deal was found by Cheapflights users on 6/4. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:21 pm
BOI
- BIL
1 stop6h 22m
Alaska Airlines
Wed 11/1811:55 am
BIL
- BOI
1 stop6h 06m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$355
This Alaska Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:44 pm
GEG
- BIL
1 stop5h 08m
Alaska Airlines
Sat 10/316:01 am
BIL
- GEG
1 stop4h 45m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$365
This Alaska Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:58 pm
BOI
- BIL
1 stop5h 54m
Alaska Airlines
Sat 10/316:01 am
BIL
- BOI
1 stop6h 34m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 7/711:53 am
BOI
- BIL
1 stop5h 59m
Delta
Mon 7/135:20 am
BIL
- BOI
1 stop4h 09m
Delta
Deal found 6/8![Delta logo]()
$375
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/125:10 pm
GEG
- BIL
1 stop4h 40m
Delta
Tue 7/215:20 am
BIL
- GEG
1 stop4h 47m
Delta
Deal found 6/7![Delta logo]()
$375
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:10 pm
GEG
- BIL
1 stop4h 40m
Delta
Thu 7/236:34 pm
BIL
- GEG
1 stop6h 21m
Delta
Deal found 6/5![Delta logo]()
$385
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:00 pm
PIH
- BIL
1 stop3h 50m
Delta
Tue 7/145:20 am
BIL
- PIH
1 stop5h 33m
Delta
Deal found 6/8![Delta logo]()
$393
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 7/176:00 am
BOI
- BIL
1 stop5h 09m
Delta
Sun 7/195:20 am
BIL
- BOI
1 stop4h 09m
Delta
Deal found 6/8![Delta logo]()
$395
This Expedia deal was found by Cheapflights users on 6/4. 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.
Thu 7/97:56 pm
GEG
- BIL
1 stop14h 09m
Alaska Airlines
Thu 7/161:45 pm
BIL
- GEG
1 stop6h 15m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$395
This Travelocity deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:17 pm
BOI
- BIL
1 stop4h 23m
Alaska Airlines
Tue 9/83:42 pm
BIL
- BOI
2 stops8h 02m
Alaska Airlines
Deal found 6/5![Alaska Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 6/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/45:10 pm
GEG
- BIL
1 stop4h 41m
Delta
Sun 7/195:20 am
BIL
- GEG
1 stop4h 32m
Delta
Deal found 6/4![Delta logo]()
$405
This Priceline deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:07 am
GEG
- BIL
1 stop6h 58m
Alaska Airlines
Mon 7/137:22 pm
BIL
- GEG
1 stop5h 37m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$407
Best flights from Idaho to BillingsDiscover carefully curated flight deals from Idaho to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
Discover carefully curated flight deals from Idaho to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
This Orbitz deal was found by Cheapflights users on 6/4. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:21 pm
BOI
- BIL
1 stop6h 22m
Alaska Airlines
Wed 11/1811:55 am
BIL
- BOI
1 stop6h 06m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 7/1111:53 am
BOI
- BIL
1 stop5h 59m
Delta
Tue 7/146:34 pm
BIL
- BOI
1 stop5h 31m
Delta
Deal found 6/8![Delta logo]()
$375
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:00 am
GEG
- BIL
1 stop5h 15m
Alaska Airlines
Wed 11/116:00 am
BIL
- GEG
1 stop6h 32m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 7/711:53 am
BOI
- BIL
1 stop5h 59m
Delta
Mon 7/135:20 am
BIL
- BOI
1 stop4h 09m
Delta
Deal found 6/8![Delta logo]()
$375
This Alaska Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 10/2812:44 pm
GEG
- BIL
1 stop5h 08m
Alaska Airlines
Sat 10/313:44 pm
BIL
- GEG
1 stop4h 05m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/125:10 pm
GEG
- BIL
1 stop4h 40m
Delta
Tue 7/215:20 am
BIL
- GEG
1 stop4h 47m
Delta
Deal found 6/7![Delta logo]()
$375
This Alaska Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:58 pm
BOI
- BIL
1 stop5h 54m
Alaska Airlines
Sat 10/316:01 am
BIL
- BOI
1 stop6h 34m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:00 pm
PIH
- BIL
1 stop3h 50m
Delta
Tue 7/145:20 am
BIL
- PIH
1 stop5h 33m
Delta
Deal found 6/8![Delta logo]()
$393
This Travelocity deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:17 pm
BOI
- BIL
1 stop4h 23m
Alaska Airlines
Tue 9/83:42 pm
BIL
- BOI
2 stops8h 02m
Alaska Airlines
Deal found 6/5![Alaska Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 6/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/45:10 pm
GEG
- BIL
1 stop4h 41m
Delta
Sun 7/195:20 am
BIL
- GEG
1 stop4h 32m
Delta
Deal found 6/4![Delta logo]()
$405
This Orbitz deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:52 am
GEG
- BIL
2 stops8h 10m
Alaska Airlines
Mon 9/216:14 am
BIL
- GEG
1 stop4h 43m
Alaska Airlines
Deal found 6/5![Alaska Airlines logo]()
$409
This Alaska Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 8/75:00 am
GEG
- BIL
1 stop9h 03m
Alaska Airlines
Sat 8/87:22 pm
BIL
- GEG
1 stop5h 37m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$427
Last-minute flights from Idaho to BillingsDiscover last-minute flight deals from Idaho to Billings. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Billings. Data last updated June 9, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/258:47 pm
GEG
- BIL
1 stop11h 23m
Allegiant Air
Sat 7/43:40 pm
BIL
- GEG
2 stops25h 13m
Allegiant Air
Deal found 6/6![Allegiant Air logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2611:57 am
GEG
- BIL
1 stop25h 46m
Allegiant Air
Sat 7/43:40 pm
BIL
- GEG
2 stops25h 13m
Allegiant Air
Deal found 6/6![Allegiant Air logo]()
$399
This Delta deal was found by Cheapflights users on 6/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/111:59 am
BOI
- BIL
1 stop6h 01m
Delta
Tue 7/75:20 am
BIL
- BOI
1 stop4h 09m
Delta
Deal found 6/4![Delta logo]()
$425
This Delta deal was found by Cheapflights users on 6/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/45:10 pm
GEG
- BIL
1 stop4h 41m
Delta
Sun 7/195:20 am
BIL
- GEG
1 stop4h 32m
Delta
Deal found 6/4![Delta logo]()
$405
This Priceline deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:23 am
GEG
- BIL
1 stop4h 42m
Alaska Airlines
Sat 7/117:22 pm
BIL
- GEG
1 stop5h 37m
Alaska Airlines
Deal found 6/6![Alaska Airlines logo]()
$435
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 7/711:53 am
BOI
- BIL
1 stop5h 59m
Delta
Mon 7/135:20 am
BIL
- BOI
1 stop4h 09m
Delta
Deal found 6/8![Delta logo]()
$375
This Priceline deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:07 am
GEG
- BIL
1 stop6h 58m
Alaska Airlines
Mon 7/137:22 pm
BIL
- GEG
1 stop5h 37m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$407
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:00 pm
PIH
- BIL
1 stop3h 50m
Delta
Tue 7/145:20 am
BIL
- PIH
1 stop5h 33m
Delta
Deal found 6/8![Delta logo]()
$393
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/125:10 pm
GEG
- BIL
1 stop4h 40m
Delta
Tue 7/215:20 am
BIL
- GEG
1 stop4h 47m
Delta
Deal found 6/7![Delta logo]()
$375
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 7/176:00 am
BOI
- BIL
1 stop5h 09m
Delta
Sun 7/195:20 am
BIL
- BOI
1 stop4h 09m
Delta
Deal found 6/8![Delta logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1711:58 am
GEG
- BIL
1 stop25h 52m
Allegiant Air
Sun 7/195:56 pm
BIL
- GEG
1 stop18h 12m
Allegiant Air
Deal found 6/4![Allegiant Air logo]()
$409
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:10 pm
GEG
- BIL
1 stop4h 40m
Delta
Thu 7/236:34 pm
BIL
- GEG
1 stop6h 21m
Delta
Deal found 6/5![Delta logo]()
$385
One-way flights from Idaho to BillingsSearch for one-way flight options from Idaho to Billings. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
Search for one-way flight options from Idaho to Billings. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/98:51 pm
GEG
- BIL
1 stop11h 23m
Allegiant Air
Deal found 6/7![Allegiant Air logo]()
$174
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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 7/2111:53 am
BOI
- BIL
1 stop5h 59m
Delta
Deal found 6/8![Delta logo]()
$178
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:45 pm
BOI
- BIL
1 stop3h 40m
Delta
Deal found 6/7![Delta logo]()
$198
This United Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/104:18 pm
GEG
- BIL
1 stop4h 51m
United Airlines
Deal found 6/7![United Airlines logo]()
$198
This Alaska Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 8/177:45 pm
GEG
- BIL
1 stop16h 20m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$203
This Alaska Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:00 am
BOI
- BIL
2 stops8h 02m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$264
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:00 pm
BOI
- BIL
2 stops19h 03m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$300
This Booking.com deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:57 am
BOI
- BIL
2 stops15h 54m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 6/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/25:59 pm
BOI
- BIL
1 stop4h 50m
Delta
Deal found 6/4![Delta logo]()
$320
This Alaska Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/98:15 am
GEG
- BIL
2 stops14h 36m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$333
This Booking.com deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:00 am
GEG
- BIL
2 stops16h 51m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$337
This deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” 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.
Mon 6/295:44 pm
GEG
- BIL
1 stop5h 07m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$365
Find flight deals from Idaho to Billings
Keep the following information in mind while searching for Idaho to Billings flight deals. Data was last updated June 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $355 (Orbitz) |
One-way from | $174 (Kiwi.com) |
Popular in | June |
Cheapest in | August |
Average price | $608 |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho 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 2,558,603 searches. Data last updated June 9, 2026.
Use the filters below to find and compare flights from Idaho to Billings that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseBillings
BOI - BIL
BOIBIL
Boise Air Term. Gowen Fld
Wed 11/11
4:21 pm-10:43 pm
1 stop6h 22m
Billings Logan Intl
Wed 11/18
11:55 am-6:01 pm
1 stop6h 06m
$355
SpokaneBillings
GEG - BIL
GEGBIL
Spokane
Sat 11/7
5:00 am-11:15 am
1 stop5h 15m
Billings Logan Intl
Wed 11/11
6:00 am-11:32 am
1 stop6h 32m
$365
Quickest round-trip
SpokaneBillings
GEG - BIL
GEGBIL
Spokane
Wed 10/28
12:44 pm-6:52 pm
1 stop5h 08m
Billings Logan Intl
Sat 10/31
3:44 pm-6:49 pm
1 stop4h 05m
$365
BoiseBillings
BOI - BIL
BOIBIL
Boise Air Term. Gowen Fld
Wed 10/28
12:58 pm-6:52 pm
1 stop5h 54m
Billings Logan Intl
Sat 10/31
6:01 am-12:35 pm
1 stop6h 34m
$374
BoiseBillings
BOI - BIL
BOIBIL
Boise Air Term. Gowen Fld
Sat 7/11
11:53 am-5:52 pm
1 stop5h 59m
Billings Logan Intl
Tue 7/14
6:34 pm-12:05 am
1 stop5h 31m
$375
BoiseBillings
BOI - BIL
BOIBIL
Boise Air Term. Gowen Fld
Tue 7/7
11:53 am-5:52 pm
1 stop5h 59m
Billings Logan Intl
Mon 7/13
5:20 am-9:29 am
1 stop4h 09m
$375
SpokaneBillings
GEG - BIL
GEGBIL
Spokane
Sun 7/12
5:10 pm-10:50 pm
1 stop4h 40m
Billings Logan Intl
Tue 7/21
5:20 am-9:07 am
1 stop4h 47m
$375
PocatelloBillings
PIH - BIL
PIHBIL
Pocatello
Wed 7/8
7:00 pm-10:50 pm
1 stop3h 50m
Billings Logan Intl
Tue 7/14
5:20 am-10:53 am
1 stop5h 33m
$393
BoiseBillings
BOI - BIL
BOIBIL
Boise Air Term. Gowen Fld
Fri 9/4
2:17 pm-6:40 pm
1 stop4h 23m
Billings Logan Intl
Tue 9/8
3:42 pm-11:44 pm
2 stops8h 02m
$399
SpokaneBillings
GEG - BIL
GEGBIL
Spokane
Sat 7/4
5:10 pm-10:51 pm
1 stop4h 41m
Billings Logan Intl
Sun 7/19
5:20 am-8:52 am
1 stop4h 32m
$405
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Idaho to Billings
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BOI-BIL
GEG-BIL
PIH-BIL
Estimated round-trip price
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Cheapflights Insights
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USID-BIL
BOI-BIL
GEG-BIL
PIH-BIL
No data available for this route at this time. Please check back soon.
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Alternative routes for Idaho to Billings
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Other flights to Billings
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Idaho and Billings flights
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Top 2 airlines flying from Idaho to Billings
Discover the top 2 airlines that operate flights from Idaho 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 2,558,603 searches. Data last updated June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$260 | Average$418 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$284 | Average$444 | FlexibilityNo cancel fee | On-time75% |