$250+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BIL
Oct 10 — Oct 171
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
Last-minute
One-way
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 10, 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 10, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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 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 9/9![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 9/8. 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 9/262:59 pm -
1 stop7h 08m
Sat 10/36:33 pm -
1 stop9h 45m
Deal found 9/8![Delta logo]()
$414
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/262:59 pm -
1 stop7h 08m
Tue 9/295:20 am -
2 stops10h 56m
Deal found 9/9![Delta logo]()
$444
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:45 am -
1 stop8h 08m
Sat 11/71:23 pm -
1 stop7h 13m
Deal found 9/7![American Airlines logo]()
$502
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 10, 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 10, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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 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 9/9![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/94:10 pm -
1 stop7h 09m
Mon 1/112:42 pm -
1 stop6h 18m
Deal found 9/8![United Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 9/5. 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.
Sat 9/2611:42 am -
2 stops10h 25m
Sat 10/36:33 pm -
1 stop9h 45m
Deal found 9/5![Delta logo]()
$444
Last-minute flights from Baltimore to BillingsDiscover last-minute flight deals from Baltimore to Billings. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Billings. Data last updated September 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:30 pm -
2 stops12h 04m
Mon 9/286:33 pm -
2 stops12h 43m
Deal found 9/6![Delta logo]()
$649
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:00 am -
1 stop7h 57m
Tue 9/2212:28 pm -
1 stop7h 02m
Deal found 9/9![American Airlines logo]()
$588
This Alaska Airlines deal was found by Cheapflights users on 9/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:43 pm -
1 stop24h 19m
Fri 9/253:42 pm -
1 stop21h 58m
Deal found 9/5![Alaska Airlines logo]()
$539
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/2512:10 pm -
2 stops11h 00m
Tue 9/297:00 am -
1 stop6h 07m
Deal found 9/10![United Airlines logo]()
$655
This Delta deal was found by Cheapflights users on 9/8. 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 9/262:59 pm -
1 stop7h 08m
Sat 10/36:33 pm -
1 stop9h 45m
Deal found 9/8![Delta logo]()
$414
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/262:59 pm -
1 stop7h 08m
Tue 9/295:20 am -
2 stops10h 56m
Deal found 9/9![Delta logo]()
$444
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:13 pm -
1 stop6h 57m
Tue 9/297:00 am -
1 stop6h 07m
Deal found 9/9![United Airlines logo]()
$529
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:38 am -
2 stops13h 32m
Sat 10/37:00 am -
2 stops12h 20m
Deal found 9/5![American Airlines logo]()
$541
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 10, 2026.
Search for one-way flight options from Baltimore to Billings. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 9/154:43 pm -
1 stop24h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Alaska Airlines logo]()
$250
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 11/207:00 am -
1 stop18h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Alaska Airlines logo]()
$275
This Delta deal was found by Cheapflights users on 9/7. 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.
Fri 11/2012:00 pm -
2 stops9h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Delta logo]()
$348
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:10 pm -
2 stops10h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![United Airlines logo]()
$390
This Delta deal was found by Cheapflights users on 9/10. 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 9/1512:02 pm -
2 stops13h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$391
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:54 pm -
2 stops9h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$392
This United Airlines deal was found by Cheapflights users on 9/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:37 am -
1 stop6h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$718
This Delta deal was found by Cheapflights users on 9/5. 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.
Thu 10/1510:21 am -
2 stops11h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Delta logo]()
$875
This Delta deal was found by Cheapflights users on 9/5. 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.
Wed 10/1412:00 pm -
2 stops10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Delta logo]()
$1,023
This Delta deal was found by Cheapflights users on 9/5. 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.
Fri 10/167:00 am -
1 stop7h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Delta logo]()
$1,058
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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (Delta) |
One-way from | $250 (Alaska Airlines) |
Popular in | December |
Cheapest in | November |
Average price | $680 |
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 10, 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
Tue 9/15
4:43 pm-3:02 pm
1 stop24h 19m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$250
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
Fri 11/20
8:08 am-7:37 pm
2 stops13h 29m
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
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
$359
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Sat 9/26
11:42 am-8:07 pm
2 stops10h 25m
Billings Logan Intl
Sat 10/3
6:33 pm-6:18 am
1 stop9h 45m
$444
Quickest round-trip
BaltimoreBillings
BWI Baltimore/Washington - BIL Billings Logan Intl
BWIBIL
Baltimore/Washington
Sat 1/9
4:10 pm-9:19 pm
1 stop7h 09m
Billings Logan Intl
Mon 1/11
2:42 pm-11:00 pm
1 stop6h 18m
$459
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 10, 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.
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Food
6.7
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Crew
8.1
Comfort
7.3
Entertainment
7.1
Overall
7.4
Food
6.7
Boarding
7.7
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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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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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 10, 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 10, 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 September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$358 | Average$681 | FlexibilityNo cancel fee | On-time69% |