$418 Cheap Flights from Billings (BIL) to Prague (PRG)

View $418 flight on Mon, Dec 29, 2025Opens in a new window

Popular airlines from Billings Logan Intl. Airport (BIL) to Vaclav Havel Airport (PRG)

Cheap Flights from Billings to Prague (BIL-PRG)

Prices were available within the past 7 days and start at $418 for one-way flights and $505 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Mon, Dec 1 - Mon, Dec 8
BIL
Billings
PRG
Prague
$505 Roundtrip, found 6 days ago
$505
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Mon, Dec 1 from Billings to Prague, returning Mon, Dec 8, priced at $505 found 6 days ago
United
Wed, Dec 31 - Mon, Jan 12
BIL
Billings
PRG
Prague
$506 Roundtrip, found 5 days ago
$506
Roundtrip
found 5 days ago
Select United flight, departing Wed, Dec 31 from Billings to Prague, returning Mon, Jan 12, priced at $506 found 5 days ago
Lufthansa
Mon, Dec 1 - Mon, Dec 8
BIL
Billings
PRG
Prague
$517 Roundtrip, found 6 days ago
$517
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Mon, Dec 1 from Billings to Prague, returning Mon, Dec 8, priced at $517 found 6 days ago
Lufthansa
Mon, Dec 1 - Mon, Dec 8
BIL
Billings
PRG
Prague
$524 Roundtrip, found 6 days ago
$524
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Mon, Dec 1 from Billings to Prague, returning Mon, Dec 8, priced at $524 found 6 days ago
Delta
Tue, Dec 30 - Mon, Jan 12
BIL
Billings
PRG
Prague
$583 Roundtrip, found 5 days ago
$583
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Dec 30 from Billings to Prague, returning Mon, Jan 12, priced at $583 found 5 days ago
United
Mon, Dec 29 - Mon, Jan 12
BIL
Billings
PRG
Prague
$592 Roundtrip, found 5 days ago
$592
Roundtrip
found 5 days ago
Select United flight, departing Mon, Dec 29 from Billings to Prague, returning Mon, Jan 12, priced at $592 found 5 days ago
Lufthansa
Mon, Dec 1 - Mon, Dec 8
BIL
Billings
PRG
Prague
$611 Roundtrip, found 6 days ago
$611
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Mon, Dec 1 from Billings to Prague, returning Mon, Dec 8, priced at $611 found 6 days ago
Delta
Mon, Dec 29 - Fri, Jan 9
BIL
Billings
PRG
Prague
$688 Roundtrip, found 11 hours ago
$688
Roundtrip
found 11 hours ago
Select Delta flight, departing Mon, Dec 29 from Billings to Prague, returning Fri, Jan 9, priced at $688 found 11 hours ago
Alaska Airlines
Wed, Apr 22 - Wed, Apr 29
BIL
Billings
PRG
Prague
$818 Roundtrip, found 3 days ago
$818
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Apr 22 from Billings to Prague, returning Wed, Apr 29, priced at $818 found 3 days ago
Air France
Mon, Dec 29 - Fri, Jan 9
BIL
Billings
PRG
Prague
$833 Roundtrip, found 11 hours ago
$833
Roundtrip
found 11 hours ago
Select Air France flight, departing Mon, Dec 29 from Billings to Prague, returning Fri, Jan 9, priced at $833 found 11 hours ago

Frequently asked questions

How much does a flight from Logan Intl. Airport (BIL) to Vaclav Havel Airport (PRG) cost?
Lock in a cheap one-way flight from $418 or cheap return flight from $505 from Logan Intl. Airport (BIL) to Vaclav Havel Airport (PRG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Logan Intl. Airport (BIL) to Vaclav Havel Airport (PRG)?
December is the cheapest month to fly from BIL to PRG. Planning your trip for the off-season is often the key to better flight prices.
What is the cheapest airline that flies from Logan Intl. Airport (BIL) to Vaclav Havel Airport (PRG)?
To find the cheapest airline flying from BIL to PRG, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Logan Intl. Airport (BIL) to Vaclav Havel Airport (PRG)?
You'll need to take a flight with a layover if you're traveling from Logan Intl. Airport (BIL) to Vaclav Havel Airport (PRG). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from BIL to PRG?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BIL) to Vaclav Havel Airport (PRG)?
Book a flight from Logan Intl. Airport (BIL) to Vaclav Havel Airport (PRG) that leaves before 3 PM to reduce the risk of cancellations and delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BIL) to Vaclav Havel Airport (PRG) last-minute?
Waiting until just before your trip to book a flight from BIL to PRG generally means paying more. While you may find some last-minute discounts, there's no guarantee. Be flexible with your travel plans to boost your chances of getting a bargain.
Is it cheaper to book a BIL to PRG flight and hotel package?
Securing a BIL to PRG flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our extensive range of hotels and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Logan Intl. Airport (BIL) to Vaclav Havel Airport (PRG)?
It's usually possible to reschedule or cancel your BIL to PRG flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Logan Intl.
Destination airport
Vaclav Havel
Airlines serving
Air France, American Airlines, British Airways, Delta, KLM, Lufthansa, United
Roundtrip price
$505
Distance
4979 mi

Book with confidence

Billings to Prague Flights

The cheapest times to fly from Billings to Prague

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Billings to Prague are during the month of December. You can find some of the cheapest flights from Billings to Prague with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Billings to Prague

Sunday is one of the best days to book for cheap flights from Billings to Prague: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Billings to Prague

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Billings to Prague in 2025. You can also book with separate airlines for your outbound and return journeys, from $418 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Billings to Prague flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Billings to Prague airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Billings to Prague Flights

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*Available to One Key members.