$288 Cheap Flights from Boston (BOS) to Prague (PRG)

View $288 flight on Sun, Apr 5, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Vaclav Havel Airport (PRG)

Cheap Flights from Boston to Prague (BOS-PRG)

Prices were available within the past 7 days and start at $288 for one-way flights and $381 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Jul 27 - Wed, Aug 26
BOS
Boston
PRG
Prague
$381 Roundtrip, found 18 hours ago
$381
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Mon, Jul 27 from Boston to Prague, returning Wed, Aug 26, priced at $381 found 18 hours ago
Aer Lingus
Wed, Mar 11 - Thu, Mar 19
BOS
Boston
PRG
Prague
$381 Roundtrip, found 3 days ago
$381
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Wed, Mar 11 from Boston to Prague, returning Thu, Mar 19, priced at $381 found 3 days ago
Iberia
Tue, Mar 3 - Tue, Mar 17
BOS
Boston
PRG
Prague
$389 Roundtrip, found 7 hours ago
$389
Roundtrip
found 7 hours ago
Select Iberia flight, departing Tue, Mar 3 from Boston to Prague, returning Tue, Mar 17, priced at $389 found 7 hours ago
Swiss International Air Lines
Tue, Jan 27 - Tue, Feb 10
BOS
Boston
PRG
Prague
$399 Roundtrip, found 1 hour ago
$399
Roundtrip
found 1 hour ago
Select Swiss International Air Lines flight, departing Tue, Jan 27 from Boston to Prague, returning Tue, Feb 10, priced at $399 found 1 hour ago
Air Canada
Wed, Nov 19 - Wed, Dec 3
BOS
Boston
PRG
Prague
$399 Roundtrip, found 2 hours ago
$399
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Wed, Nov 19 from Boston to Prague, returning Wed, Dec 3, priced at $399 found 2 hours ago
United
Mon, Dec 1 - Wed, Dec 10
BOS
Boston
PRG
Prague
$402 Roundtrip, found 22 hours ago
$402
Roundtrip
found 22 hours ago
Select United flight, departing Mon, Dec 1 from Boston to Prague, returning Wed, Dec 10, priced at $402 found 22 hours ago
Icelandair
Sun, Nov 30 - Fri, Dec 12
BOS
Boston
PRG
Prague
$402 Roundtrip, found 1 day ago
$402
Roundtrip
found 1 day ago
Select Icelandair flight, departing Sun, Nov 30 from Boston to Prague, returning Fri, Dec 12, priced at $402 found 1 day ago
Lufthansa
Wed, Nov 19 - Wed, Dec 3
BOS
Boston
PRG
Prague
$405 Roundtrip, found 2 hours ago
$405
Roundtrip
found 2 hours ago
Select Lufthansa flight, departing Wed, Nov 19 from Boston to Prague, returning Wed, Dec 3, priced at $405 found 2 hours ago
Delta
Sun, Mar 8 - Fri, Mar 20
BOS
Boston
PRG
Prague
$410 Roundtrip, found 8 hours ago
$410
Roundtrip
found 8 hours ago
Select Delta flight, departing Sun, Mar 8 from Boston to Prague, returning Fri, Mar 20, priced at $410 found 8 hours ago
Austrian Airlines
Sun, Nov 23 - Thu, Dec 4
BOS
Boston
PRG
Prague
$410 Roundtrip, found 5 hours ago
$410
Roundtrip
found 5 hours ago
Select Austrian Airlines flight, departing Sun, Nov 23 from Boston to Prague, returning Thu, Dec 4, priced at $410 found 5 hours ago

Find the cheapest month to fly from Boston (BOS) to Prague (PRG)

May is typically the cheapest month to fly

From $300 - $715 per traveler.

Alternative airports near Prague

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Vaclav Havel PRG. Cheapest and Closest option available. Average driving time to city center is 19 minutes. Flights from $399
PRG
Vaclav Havel
CheapestClosest
Average driving time to city center19 min
Flights from $399
Flights from Boston (BOS) to Prague (PRG)
Origin airport
Logan Intl.
Destination airport
Vaclav Havel
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$380
Distance
3884 mi

Boston to Prague Flights

The cheapest times to fly from Boston 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 Boston to Prague are during the month of July. You can find some of the cheapest flights from Boston to Prague with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Prague

Sunday is one of the best days to book for cheap flights from Boston 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 Boston 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 Boston to Prague in 2025. You can also book with separate airlines for your outbound and return journeys, from $288 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 Boston 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 Boston 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.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Vaclav Havel Airport (PRG) cost?
Secure a cheap one-way flight from $288 or cheap return flight from $381 from Logan Intl. Airport (BOS) to Vaclav Havel Airport (PRG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Vaclav Havel Airport (PRG)?
The cheapest month to fly from BOS to PRG is July, when demand is low. Off-peak months are typically when better flight deals are available between these airports.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Vaclav Havel Airport (PRG)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest BOS to PRG flight.
How many flights per day from Logan Intl. Airport (BOS) to Vaclav Havel Airport (PRG)?
You'll have to book a flight with a layover when traveling from Logan Intl. Airport (BOS) to Vaclav Havel Airport (PRG). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from BOS to PRG?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*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 (BOS) to Vaclav Havel Airport (PRG)?
Book a flight from Logan Intl. Airport (BOS) to Vaclav Havel Airport (PRG) that leaves before 3 PM to reduce the risk of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**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 (BOS) to Vaclav Havel Airport (PRG) last-minute?
Booking your plane ticket from BOS to PRG just before your getaway is generally more expensive. But if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a BOS to PRG flight and hotel package?
Opting for a BOS to PRG flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our extensive range of accommodations and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Vaclav Havel Airport (PRG)?
If you reserved your BOS to PRG flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.