$189+ 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BIL
juin 12 — juin 191
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
Cheapest
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 mai 13, 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 mai 13, 2026.
This Delta deal was found by Cheapflights users on 5/12. 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.
sam. 8/292:58 pm
BWI
- BIL
1 stop7h 14m
Delta
mer. 9/96:25 pm
BIL
- BWI
1 stop9h 38m
Delta
Deal found 5/12![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 5/12. 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.
mer. 8/267:17 pm
BWI
- BIL
1 stop5h 56m
Delta
lun. 8/316:25 pm
BIL
- BWI
2 stops12h 51m
Delta
Deal found 5/12![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 5/11. 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.
lun. 7/135:27 pm
BWI
- BIL
2 stops7h 53m
Delta
jeu. 7/236:34 pm
BIL
- BWI
2 stops12h 10m
Delta
Deal found 5/11![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 5/12. 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.
ven. 8/1412:03 pm
BWI
- BIL
2 stops13h 10m
Delta
mar. 8/256:34 pm
BIL
- BWI
1 stop9h 46m
Delta
Deal found 5/12![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 5/9. 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.
mar. 7/145:27 pm
BWI
- BIL
2 stops7h 53m
Delta
mar. 7/216:34 pm
BIL
- BWI
1 stop9h 26m
Delta
Deal found 5/9![Delta logo]()
$420
This Delta deal was found by Cheapflights users on 5/11. 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.
mar. 7/215:27 pm
BWI
- BIL
2 stops7h 53m
Delta
mar. 7/286:34 pm
BIL
- BWI
1 stop9h 26m
Delta
Deal found 5/11![Delta logo]()
$422
This Delta deal was found by Cheapflights users on 5/8. 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.
ven. 5/2912:31 pm
BWI
- BIL
2 stops12h 21m
Delta
mar. 6/26:19 pm
BIL
- BWI
2 stops13h 04m
Delta
Deal found 5/8![Delta logo]()
$426
This Delta deal was found by Cheapflights users on 5/11. 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.
mer. 7/1512:33 pm
BWI
- BIL
2 stops12h 17m
Delta
dim. 7/196:34 pm
BIL
- BWI
2 stops12h 10m
Delta
Deal found 5/11![Delta logo]()
$427
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 mai 13, 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 mai 13, 2026.
This Delta deal was found by Cheapflights users on 5/12. 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.
sam. 8/292:58 pm
BWI
- BIL
1 stop7h 14m
Delta
mer. 9/96:25 pm
BIL
- BWI
1 stop9h 38m
Delta
Deal found 5/12![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 5/12. 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.
ven. 8/1412:03 pm
BWI
- BIL
2 stops13h 10m
Delta
mar. 8/256:34 pm
BIL
- BWI
2 stops12h 45m
Delta
Deal found 5/12![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 5/11. 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.
mar. 7/215:27 pm
BWI
- BIL
2 stops7h 53m
Delta
mar. 7/286:34 pm
BIL
- BWI
1 stop9h 26m
Delta
Deal found 5/11![Delta logo]()
$422
This Delta deal was found by Cheapflights users on 5/12. 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.
mer. 8/265:36 pm
BWI
- BIL
2 stops7h 37m
Delta
lun. 8/316:25 pm
BIL
- BWI
2 stops12h 51m
Delta
Deal found 5/12![Delta logo]()
$427
This Delta deal was found by Cheapflights users on 5/8. 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.
mer. 7/157:10 pm
BWI
- BIL
1 stop6h 10m
Delta
lun. 7/206:34 pm
BIL
- BWI
2 stops12h 10m
Delta
Deal found 5/8![Delta logo]()
$492
Last-minute flights from Baltimore to BillingsDiscover last-minute flight deals from Baltimore to Billings. Data last updated mai 13, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Billings. Data last updated mai 13, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 5/11. 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.
mar. 5/124:12 pm
BWI
- BIL
1 stop8h 33m
United Airlines
mar. 5/195:05 am
BIL
- BWI
2 stops9h 28m
United Airlines
Deal found 5/11![United Airlines logo]()
$480
This Delta deal was found by Cheapflights users on 5/9. 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.
jeu. 5/146:59 pm
BWI
- BIL
1 stop6h 15m
Delta
jeu. 6/256:40 pm
BIL
- BWI
2 stops12h 06m
Delta
Deal found 5/9![Delta logo]()
$482
This Delta deal was found by Cheapflights users on 5/12. 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.
sam. 5/236:00 am
BWI
- BIL
2 stops13h 39m
Delta
sam. 5/305:30 am
BIL
- BWI
2 stops11h 21m
Delta
Deal found 5/12![Delta logo]()
$459
This American Airlines deal was found by Cheapflights users on 5/11. 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.
sam. 5/232:59 pm
BWI
- BIL
1 stop10h 16m
American Airlines
sam. 5/301:23 pm
BIL
- BWI
1 stop8h 55m
American Airlines
Deal found 5/11![American Airlines logo]()
$495
This Delta deal was found by Cheapflights users on 5/8. 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.
lun. 5/256:59 pm
BWI
- BIL
1 stop6h 15m
Delta
sam. 5/3011:34 am
BIL
- BWI
2 stops9h 43m
Delta
Deal found 5/8![Delta logo]()
$484
This Delta deal was found by Cheapflights users on 5/8. 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.
ven. 5/296:59 pm
BWI
- BIL
1 stop6h 15m
Delta
mar. 6/26:19 pm
BIL
- BWI
1 stop9h 26m
Delta
Deal found 5/8![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 5/9. 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.
mar. 6/97:13 pm
BWI
- BIL
1 stop6h 19m
Delta
mar. 6/166:40 pm
BIL
- BWI
1 stop9h 09m
Delta
Deal found 5/9![Delta logo]()
$499
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 mai 13, 2026.
Search for one-way flight options from Baltimore to Billings. Find affordable one-way fares based on user searches. Data last updated mai 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
mer. 7/87:27 pm
BWI
- BIL
2 stops39h 47m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
jeu. 7/162:25 pm
BWI
- BIL
2 stops20h 49m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 5/11. 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.
mer. 8/129:32 pm
BWI
- BIL
3 stops37h 38m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
mar. 6/238:31 am
BWI
- BIL
3 stops58h 14m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
jeu. 6/188:31 am
BWI
- BIL
3 stops56h 12m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
sam. 6/278:40 am
BWI
- BIL
3 stops34h 05m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 8/16:36 am
BWI
- BIL
3 stops36h 30m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$279
This Expedia deal was found by Cheapflights users on 5/11. 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.
mer. 8/124:19 pm
BWI
- BIL
1 stop24h 44m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 5/11. 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.
dim. 7/192:25 pm
BWI
- BIL
2 stops20h 44m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$292
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 mai 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (Delta) |
One-way from | $189 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $585 |
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 2,558,603 searches. Data last updated mai 13, 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
Quickest round-trip
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
sam. 8/29
2:58 pm-8:12 pm
1 stop7h 14m
Billings Logan Intl
mer. 9/9
6:25 pm-6:03 am
1 stop9h 38m
$359
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
ven. 8/14
12:03 pm-11:13 pm
2 stops13h 10m
Billings Logan Intl
mar. 8/25
6:34 pm-9:19 am
2 stops12h 45m
$399
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
mar. 7/21
5:27 pm-11:20 pm
2 stops7h 53m
Billings Logan Intl
mar. 7/28
6:34 pm-6:00 am
1 stop9h 26m
$422
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
mer. 8/26
5:36 pm-11:13 pm
2 stops7h 37m
Billings Logan Intl
lun. 8/31
6:25 pm-9:16 am
2 stops12h 51m
$427
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
mer. 7/15
7:10 pm-11:20 pm
1 stop6h 10m
Billings Logan Intl
lun. 7/20
6:34 pm-8:44 am
2 stops12h 10m
$492
Cheapest one-way
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
jeu. 6/18
8:31 am-2:43 pm
3 stops56h 12m
$270
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
sam. 8/1
9:59 am-5:06 pm
2 stops33h 07m
$300
Quickest one-way
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
lun. 5/18
6:59 pm-11:14 pm
1 stop6h 15m
$350
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
mer. 7/8
6:07 pm-11:05 am
1 stop18h 58m
$358
BaltimoreBillings
BWI - BIL
BWIBIL
Baltimore/Washington
ven. 6/19
5:32 pm-11:32 pm
2 stops8h 00m
$365
Showing 1-10 of 11 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 May.
| 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 mai 13, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican 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
7.8
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Billings flight routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Alternative routes for Baltimore to Billings
See prices for flight routes from nearby airports that may be better suited for you.
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 mai 13, 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 mai 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Baltimore to Billings
Discover the top 3 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 2,558,603 searches. Data last updated mai 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$298 | Average$512 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$400 | Average$507 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$426 | Average$638 | FlexibilityNo cancel fee | On-time69% |