$5,648 Cheap Flights from Boston (BOS) to Bratislava (BTS)

View $5,648 flight on Thu, Jun 25, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Bratislava (BTS-M.R.Stefanika)

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Cheap Flights from Boston to Bratislava (BOS-BTS)

Prices were available within the past 7 days and start at $5,648 for one-way flights and $7,327 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Austrian Airlines
Mon, Sep 7 - Mon, Sep 21
BOS
Boston
BTS
Bratislava
$7,327 Roundtrip, found 7 hours ago
$7,327
Roundtrip
found 7 hours ago
Select Austrian Airlines flight, departing Mon, Sep 7 from Boston to Bratislava, returning Mon, Sep 21, priced at $7,327 found 7 hours ago

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Alternative airports near Bratislava

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

Select flight to Vienna Intl. VIE. Cheapest option available. Average driving time to city center is 39 minutes. Flights from $624
VIE
Vienna Intl.
Cheapest
Average driving time to city center39 min
Flights from $624

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to M.R.Stefanika Airport (BTS) cost?
Grab a cheap one-way flight from $5,648 or cheap return flight from $7,327 from Logan Intl. Airport (BOS) to M.R.Stefanika Airport (BTS) 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 M.R.Stefanika Airport (BTS)?
September is the cheapest month to fly from BOS to BTS. Timing your trip outside of the busy season is often the key to better flight prices.
How many flights per day from Logan Intl. Airport (BOS) to M.R.Stefanika Airport (BTS)?
Direct flights from Logan Intl. Airport (BOS) to M.R.Stefanika Airport (BTS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOS to BTS?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary 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 M.R.Stefanika Airport (BTS)?
To avoid potential delays on the Logan Intl. Airport (BOS) to M.R.Stefanika Airport (BTS) route, aim to travel before 3 PM. Departures after this hour are 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 (BOS) to M.R.Stefanika Airport (BTS) last-minute?
Booking your plane ticket from BOS to BTS shortly before your trip is usually more expensive. But if you're flexible with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a BOS to BTS flight and hotel package?
Booking a BOS to BTS flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our extensive range of hotels and then add flights, activities 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 M.R.Stefanika Airport (BTS)?
In most cases, you can cancel or modify your BOS to BTS flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want more details, visit our Customer Service portal.

Travel information

Origin airport
Logan Intl.
Destination airport
M.R.Stefanika
Roundtrip price
$7,326
Distance
4065 mi

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Boston to Bratislava Flights

The cheapest times to fly from Boston to Bratislava

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 Bratislava are during the month of September. You can find some of the cheapest flights from Boston to Bratislava with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Bratislava

Sunday is one of the best days to book for cheap flights from Boston to Bratislava: 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 Bratislava

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 Bratislava in 2026. You can also book with separate airlines for your outbound and return journeys, from $5,648 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 Bratislava 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 Bratislava 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.

 

Boston to Bratislava Flights

*Flight schedules are subject to change.

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