$215+ Cheap flights from Baltimore to Billings (BWI - 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BIL
Sep 21 — Sep 281
Round-trip
1 adult, Economy
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Find cheap flights from Baltimore to Billings with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Baltimore to Billings
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Cheapest flights from Baltimore to BillingsExplore the most affordable flight options available from Baltimore to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
Explore the most affordable flight options available from Baltimore to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 11/144:19 pm -
1 stop8h 11m
Wed 11/182:42 pm -
1 stop6h 26m
Deal found 8/21![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 8/21. 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 11/1411:01 am -
2 stops10h 53m
Wed 11/186:30 am -
2 stops10h 16m
Deal found 8/21![Delta logo]()
$369
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:49 am -
1 stop8h 04m
Wed 11/181:23 pm -
1 stop7h 30m
Deal found 8/21![American Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/32:59 pm -
1 stop7h 08m
Mon 10/56:33 pm -
1 stop9h 12m
Deal found 8/19![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 10/1312:10 pm -
2 stops11h 00m
Fri 10/232:28 pm -
1 stop7h 16m
Deal found 8/18![United Airlines logo]()
$391
This Delta deal was found by Cheapflights users on 8/21. 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 9/122:03 pm -
2 stops10h 38m
Wed 9/306:33 pm -
1 stop9h 45m
Deal found 8/21![Delta logo]()
$394
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Tue 10/1312:10 pm -
2 stops11h 00m
Wed 10/215:00 am -
2 stops10h 43m
Deal found 8/19![United Airlines logo]()
$396
This Delta deal was found by Cheapflights users on 8/21. 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.
Wed 10/78:12 am -
2 stops14h 03m
Sat 10/106:29 pm -
2 stops12h 47m
Deal found 8/21![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 8/21. 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 10/107:00 am -
1 stop7h 18m
Tue 10/136:29 pm -
1 stop9h 16m
Deal found 8/21![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 8/18. 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 8/292:57 pm -
1 stop7h 15m
Wed 9/96:23 am -
1 stop5h 36m
Deal found 8/18![Delta logo]()
$424
This United Airlines deal was found by Cheapflights users on 8/18. 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 10/174:13 pm -
1 stop6h 57m
Tue 10/275:00 am -
1 stop8h 13m
Deal found 8/18![United Airlines logo]()
$425
Best flights from Baltimore to BillingsDiscover carefully curated flight deals from Baltimore to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
Discover carefully curated flight deals from Baltimore to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
This Delta deal was found by Cheapflights users on 8/21. 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.
Wed 10/77:00 am -
1 stop7h 18m
Sat 10/106:29 pm -
1 stop9h 16m
Deal found 8/21![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 11/144:19 pm -
1 stop8h 11m
Wed 11/182:42 pm -
1 stop6h 26m
Deal found 8/21![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 8/18. 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 10/177:00 am -
1 stop7h 18m
Wed 10/216:29 pm -
1 stop9h 16m
Deal found 8/18![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 8/18. 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 10/177:00 am -
1 stop7h 18m
Tue 10/276:29 pm -
1 stop9h 16m
Deal found 8/18![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Tue 10/1312:10 pm -
2 stops11h 00m
Wed 10/215:00 am -
2 stops10h 43m
Deal found 8/19![United Airlines logo]()
$396
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/157:10 am -
1 stop7h 09m
Sun 1/246:15 am -
2 stops11h 26m
Deal found 8/19![Delta logo]()
$364
This United Airlines deal was found by Cheapflights users on 8/18. 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 10/174:13 pm -
1 stop6h 57m
Tue 10/275:00 am -
1 stop8h 13m
Deal found 8/18![United Airlines logo]()
$425
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 9/2312:30 pm -
2 stops12h 04m
Sun 9/276:33 pm -
1 stop9h 45m
Deal found 8/18![Delta logo]()
$394
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 1/94:10 pm -
1 stop6h 41m
Mon 1/112:40 pm -
1 stop6h 20m
Deal found 8/21![United Airlines logo]()
$459
Last-minute flights from Baltimore to BillingsDiscover last-minute flight deals from Baltimore to Billings. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Billings. Data last updated August 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/18. 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.
Thu 8/277:17 pm -
1 stop6h 13m
Tue 9/86:33 pm -
1 stop9h 45m
Deal found 8/18![Delta logo]()
$469
This Delta deal was found by Cheapflights users on 8/18. 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 8/292:57 pm -
1 stop7h 15m
Wed 9/96:23 am -
1 stop5h 36m
Deal found 8/18![Delta logo]()
$424
This American Airlines deal was found by Cheapflights users on 8/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:55 pm -
1 stop8h 14m
Wed 9/912:31 pm -
1 stop6h 59m
Deal found 8/20![American Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 8/17. 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.
Wed 9/22:57 pm -
1 stop7h 15m
Sun 9/66:26 am -
1 stop5h 31m
Deal found 8/17![Delta logo]()
$494
This Delta deal was found by Cheapflights users on 8/21. 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 9/122:59 pm -
1 stop7h 08m
Wed 9/306:33 pm -
1 stop9h 45m
Deal found 8/21![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 9/237:15 pm -
1 stop6h 00m
Sun 9/276:33 pm -
1 stop9h 45m
Deal found 8/18![Delta logo]()
$389
One-way flights from Baltimore to BillingsSearch for one-way flight options from Baltimore to Billings. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
Search for one-way flight options from Baltimore to Billings. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This Booking.com deal was found by Cheapflights users on 8/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:43 pm -
1 stop24h 19m
Deal found 8/19![Alaska Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Sun 9/206:22 pm -
2 stops24h 10m
Deal found 8/19![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:08 pm -
2 stops28h 55m
Deal found 8/21![Multiple Airlines logo]()
$343
This Booking.com deal was found by Cheapflights users on 8/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:50 am -
1 stop29h 50m
Deal found 8/19![Alaska Airlines logo]()
$347
This American Airlines deal was found by Cheapflights users on 8/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:01 am -
1 stop7h 56m
Deal found 8/19![American Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:02 am -
1 stop6h 48m
Deal found 8/21![American Airlines logo]()
$403
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Mon 9/219:25 pm -
3 stops28h 04m
Deal found 8/19![Multiple Airlines logo]()
$450
Find flight deals from Baltimore to Billings
Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Billings (BIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (Delta) |
One-way from | $215 (Booking.com) |
Popular in | December |
Cheapest in | November |
Average price | $828 |
Cheapflights Fare Finder
Customize your flight search to find flights from Baltimore 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 August 22, 2026.
Use the filters below to find and compare flights from Baltimore to Billings that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Wed 10/7
7:00 am-12:18 pm
1 stop7h 18m
Billings Logan Intl
Sat 10/10
6:29 pm-5:45 am
1 stop9h 16m
$359
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Sat 11/14
4:19 pm-10:30 pm
1 stop8h 11m
Billings Logan Intl
Wed 11/18
2:42 pm-11:08 pm
1 stop6h 26m
$359
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Sat 10/17
7:00 am-12:18 pm
1 stop7h 18m
Billings Logan Intl
Wed 10/21
6:29 pm-5:45 am
1 stop9h 16m
$359
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Sat 10/17
7:00 am-12:18 pm
1 stop7h 18m
Billings Logan Intl
Tue 10/27
6:29 pm-5:45 am
1 stop9h 16m
$359
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Fri 1/15
7:10 am-12:19 pm
1 stop7h 09m
Billings Logan Intl
Sun 1/24
6:15 am-7:41 pm
2 stops11h 26m
$364
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Wed 9/23
12:30 pm-10:34 pm
2 stops12h 04m
Billings Logan Intl
Sun 9/27
6:33 pm-6:18 am
1 stop9h 45m
$394
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Tue 10/13
12:10 pm-9:10 pm
2 stops11h 00m
Billings Logan Intl
Wed 10/21
5:00 am-5:43 pm
2 stops10h 43m
$396
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Sat 10/17
4:13 pm-9:10 pm
1 stop6h 57m
Billings Logan Intl
Tue 10/27
5:00 am-3:13 pm
1 stop8h 13m
$425
Quickest round-trip
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Sat 1/9
4:10 pm-8:51 pm
1 stop6h 41m
Billings Logan Intl
Mon 1/11
2:40 pm-11:00 pm
1 stop6h 20m
$459
Cheapest one-way
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Sun 9/20
6:22 pm-4:32 pm
2 stops24h 10m
$308
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Baltimore to Billings
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Billings in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Baltimore-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Billings flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Baltimore-Billings flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Billings flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Baltimore to Billings
Have a flexible travel schedule? Discover the best time to fly to Billings from Baltimore with our price prediction graph.
BWI-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 Baltimore to Billings
Reviews of airlines servicing Billings
Get insights into the airlines that provide service to Billings. 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 Billings. Reviews last updated August 22, 2026.
Read reviews from past customers who have flown United Airlines from Baltimore to Billings. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Overall
7.4
Comfort
7.3
Food
6.7
Boarding
7.7
Crew
8.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Entertainment
7.1
Overall
7.4
Comfort
7.3
Food
6.7
Boarding
7.7
Crew
8.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Related info for your journey
Find useful and relevant information for your journey from Baltimore to Billings. 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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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 August 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 Baltimore to Billings by cabin class
Find flights from Baltimore to Billings, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Baltimore and Billings flights
Browse other Baltimore and Billings flight options. Last updated on August 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Baltimore to Billings
Discover the top airline that operate flights from Baltimore 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 August 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$420 | Average$749 | FlexibilityNo cancel fee | On-time69% |