$1,004+ Cheap flights from Basel EuroAirport Swiss (BSL) to Billings (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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
BSL — BIL
Aug 12 — Aug 191
Round-trip
1 adult, Economy
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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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Cheapest flights from Basel to BillingsExplore the most affordable flight options available from Basel to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 13, 2026.
Explore the most affordable flight options available from Basel to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 13, 2026.
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:10 am
BSL
- BIL
2 stops24h 37m
American Airlines
Sun 9/612:22 pm
BIL
- BSL
2 stops38h 38m
American Airlines
Deal found 7/8![American Airlines logo]()
$1,004
Best flights from Basel to BillingsDiscover carefully curated flight deals from Basel to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 13, 2026.
Discover carefully curated flight deals from Basel to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 13, 2026.
This American Airlines deal was found by Cheapflights users on 7/11. 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.
Thu 9/36:10 am
BSL
- BIL
2 stops38h 31m
American Airlines
Sun 9/612:22 pm
BIL
- BSL
2 stops22h 28m
American Airlines
Deal found 7/11![American Airlines logo]()
$1,004
Find flight deals from Basel to Billings
Discover tips and strategies to find the most affordable flight options for your journey from Basel (BSL) 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 July 13, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $1,004 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Basel 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 July 13, 2026.
Use the filters below to find and compare flights from Basel EuroAirport Swiss to Billings that are best for you.
Fly from
Fly to
Route
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Cheapest round-trip
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BaselBillings
BSL - BIL
BSLBIL
Basel EuroAirport Swiss
Thu 9/3
6:10 am-12:41 pm
2 stops38h 31m
Billings Logan Intl
Sun 9/6
12:22 pm-6:50 pm
2 stops22h 28m
$1,004
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Basel EuroAirport Swiss-Billings flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Basel EuroAirport Swiss-Billings flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Basel EuroAirport Swiss-Billings flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Basel EuroAirport Swiss-Billings flights, Cheapflights users trust Expedia the most. Expedia 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 Basel EuroAirport Swiss-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 Basel to Billings
Have a flexible travel schedule? Discover the best time to fly to Billings from Basel with our price prediction graph.
BSL-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.
Related info for your journey
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