$275+ Cheap flights from Baltimore to Billings (BWI - 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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BIL
Oct 20 — Oct 271
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
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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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Best
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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 September 20, 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 September 20, 2026.
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.
Sat 11/143:05 pm -
1 stop6h 32m
Wed 11/186:29 pm -
1 stop9h 11m
Deal found 9/17![Delta logo]()
$379
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.
Thu 11/56:10 am -
2 stops9h 19m
Tue 11/107:00 am -
2 stops10h 09m
Deal found 9/18![United Airlines logo]()
$389
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.
Sat 10/247:00 am -
1 stop7h 18m
Fri 10/306:29 pm -
1 stop9h 16m
Deal found 9/20![Delta logo]()
$409
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.
Thu 11/54:19 pm -
1 stop6h 55m
Wed 11/112:42 pm -
1 stop6h 26m
Deal found 9/18![United Airlines logo]()
$411
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:59 pm -
1 stop7h 16m
Tue 11/106:29 pm -
1 stop9h 11m
Deal found 9/19![Delta logo]()
$449
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 September 20, 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 September 20, 2026.
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 11/143:05 pm -
1 stop6h 32m
Wed 11/186:29 pm -
1 stop9h 11m
Deal found 9/18![Delta logo]()
$379
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.
Thu 11/56:10 am -
2 stops9h 19m
Tue 11/107:00 am -
2 stops10h 09m
Deal found 9/18![United Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 9/15. 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 12/243:05 pm -
1 stop6h 43m
Sat 1/2312:58 pm -
1 stop8h 42m
Deal found 9/15![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 9/15. 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 12/243:05 pm -
1 stop6h 43m
Fri 1/226:15 am -
1 stop5h 22m
Deal found 9/15![Delta logo]()
$379
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 10/2412:37 pm -
2 stops9h 38m
Fri 10/306:30 am -
2 stops11h 50m
Deal found 9/18![Delta logo]()
$419
Last-minute flights from Baltimore to BillingsDiscover last-minute flight deals from Baltimore to Billings. Data last updated September 20, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Billings. Data last updated September 20, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/15. 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 9/3012:30 pm -
2 stops12h 04m
Sun 10/46:33 pm -
1 stop9h 45m
Deal found 9/15![Delta logo]()
$499
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 10/211:55 am -
2 stops11h 15m
Tue 10/65:00 am -
1 stop8h 07m
Deal found 9/17![United Airlines logo]()
$523
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.
Fri 10/27:15 pm -
1 stop6h 00m
Tue 10/66:29 pm -
1 stop9h 33m
Deal found 9/17![Delta logo]()
$544
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.
Thu 10/156:15 pm -
1 stop31h 35m
Thu 10/227:41 am -
1 stop19h 39m
Deal found 9/17![Alaska Airlines logo]()
$605
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 10/167:02 am -
1 stop13h 50m
Thu 10/227:41 am -
1 stop19h 39m
Deal found 9/16![Alaska Airlines logo]()
$599
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:00 am -
2 stops9h 51m
Sun 10/256:00 am -
1 stop7h 06m
Deal found 9/18![American Airlines logo]()
$589
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.
Thu 10/227:20 am -
2 stops12h 29m
Sun 10/256:29 pm -
1 stop9h 16m
Deal found 9/18![Delta logo]()
$584
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 10/2412:37 pm -
2 stops9h 38m
Fri 10/306:29 pm -
1 stop9h 16m
Deal found 9/18![Delta logo]()
$384
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 September 20, 2026.
Search for one-way flight options from Baltimore to Billings. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 11/207:00 am -
1 stop18h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Alaska Airlines logo]()
$275
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.
Sun 11/15:40 am -
3 stops30h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$279
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Tue 10/277:02 am -
1 stop18h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Alaska Airlines logo]()
$298
This Delta deal was found by Cheapflights users on 9/15. 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 11/157:00 am -
1 stop7h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Delta logo]()
$303
This Delta deal was found by Cheapflights users on 9/16. 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 11/2012:00 pm -
2 stops12h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Delta logo]()
$348
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 11/2012:34 pm -
2 stops10h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![United Airlines logo]()
$358
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 September 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (Delta) |
One-way from | $275 (Alaska Airlines) |
Popular in | December |
Cheapest in | November |
Average price | $910 |
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 September 20, 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
Fri 11/20
7:00 am-11:58 pm
1 stop18h 58m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$275
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Sun 11/1
5:40 am-9:59 am
3 stops30h 19m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$279
Quickest round-trip
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Sun 11/15
7:00 am-12:18 pm
1 stop7h 18m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$303
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Fri 11/20
12:00 pm-10:20 pm
2 stops12h 20m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$348
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Fri 11/20
12:34 pm-9:14 pm
2 stops10h 40m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$358
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Sat 11/14
3:05 pm-7:37 pm
1 stop6h 32m
Billings Logan Intl
Wed 11/18
6:29 pm-5:40 am
1 stop9h 11m
$379
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Thu 12/24
3:05 pm-7:48 pm
1 stop6h 43m
Billings Logan Intl
Sat 1/23
12:58 pm-11:40 pm
1 stop8h 42m
$379
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Thu 12/24
3:05 pm-7:48 pm
1 stop6h 43m
Billings Logan Intl
Fri 1/22
6:15 am-1:37 pm
1 stop5h 22m
$379
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Thu 11/5
6:10 am-1:29 pm
2 stops9h 19m
Billings Logan Intl
Tue 11/10
7:00 am-7:09 pm
2 stops10h 09m
$389
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Sat 10/24
12:37 pm-8:15 pm
2 stops9h 38m
Billings Logan Intl
Fri 10/30
6:30 am-8:20 pm
2 stops11h 50m
$419
Sorted 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 September.
| 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 September 20, 2026.
Read reviews from past customers who have flown United Airlines and American 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.
Comfort
7.3
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Comfort
7.3
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Comfort
7.3
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
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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Alternative routes
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Complete your trip
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Alternative routes for Baltimore to Billings
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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 September 20, 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 September 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Baltimore to Billings
Discover the top 2 airlines 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 September 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$358 | Average$681 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$478 | Average$532 | FlexibilityNo cancel fee | On-time71% |