$320 Cheap Flights from Boston (BOS) to Lyon (LYS)

View $320 flight on Sun, Jan 18, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Saint-Exupery Airport (LYS)

Cheap Flights from Boston to Lyon (BOS-LYS)

Prices were available within the past 7 days and start at $320 for one-way flights and $407 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, Jan 19 - Thu, Jan 29
BOS
Boston
LYS
Lyon
$407 Roundtrip, just found
$407
Roundtrip
just found
Select Air Canada flight, departing Mon, Jan 19 from Boston to Lyon, returning Thu, Jan 29, priced at $407 just found
United
Mon, Jan 19 - Thu, Jan 29
BOS
Boston
LYS
Lyon
$407 Roundtrip, just found
$407
Roundtrip
just found
Select United flight, departing Mon, Jan 19 from Boston to Lyon, returning Thu, Jan 29, priced at $407 just found
United
Mon, Jan 19 - Thu, Jan 29
BOS
Boston
LYS
Lyon
$417 Roundtrip, just found
$417
Roundtrip
just found
Select United flight, departing Mon, Jan 19 from Boston to Lyon, returning Thu, Jan 29, priced at $417 just found
United
Mon, Mar 2 - Mon, Mar 23
BOS
Boston
LYS
Lyon
$425 Roundtrip, found 2 days ago
$425
Roundtrip
found 2 days ago
Select United flight, departing Mon, Mar 2 from Boston to Lyon, returning Mon, Mar 23, priced at $425 found 2 days ago
Brussels Airlines
Mon, Jan 19 - Thu, Jan 29
BOS
Boston
LYS
Lyon
$426 Roundtrip, just found
$426
Roundtrip
just found
Select Brussels Airlines flight, departing Mon, Jan 19 from Boston to Lyon, returning Thu, Jan 29, priced at $426 just found
Air Canada
Wed, Nov 5 - Wed, Nov 12
BOS
Boston
LYS
Lyon
$426 Roundtrip, found 1 day ago
$426
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Nov 5 from Boston to Lyon, returning Wed, Nov 12, priced at $426 found 1 day ago
Iberia
Tue, Mar 10 - Tue, Mar 17
BOS
Boston
LYS
Lyon
$429 Roundtrip, found 2 days ago
$429
Roundtrip
found 2 days ago
Select Iberia flight, departing Tue, Mar 10 from Boston to Lyon, returning Tue, Mar 17, priced at $429 found 2 days ago
American Airlines
Mon, Jan 19 - Thu, Jan 29
BOS
Boston
LYS
Lyon
$434 Roundtrip, just found
$434
Roundtrip
just found
Select American Airlines flight, departing Mon, Jan 19 from Boston to Lyon, returning Thu, Jan 29, priced at $434 just found
Lufthansa
Mon, Dec 1 - Tue, Dec 16
BOS
Boston
LYS
Lyon
$448 Roundtrip, found 2 days ago
$448
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Mon, Dec 1 from Boston to Lyon, returning Tue, Dec 16, priced at $448 found 2 days ago
Delta
Mon, Jan 19 - Thu, Jan 29
BOS
Boston
LYS
Lyon
$453 Roundtrip, just found
$453
Roundtrip
just found
Select Delta flight, departing Mon, Jan 19 from Boston to Lyon, returning Thu, Jan 29, priced at $453 just found

Find the cheapest month to fly from Boston (BOS) to Lyon (LYS)

August is typically the cheapest month to fly

From $407 - $1,034 per traveler.

Alternative airports near Lyon

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

Select flight to Saint-Exupery LYS. Cheapest option available. Average driving time to city center is 26 minutes. Flights from $505
LYS
Saint-Exupery
Cheapest
Average driving time to city center26 min
Flights from $505

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Saint-Exupery Airport (LYS) cost?
Get a cheap one-way flight from $320 or cheap return flight from $407 from Logan Intl. Airport (BOS) to Saint-Exupery Airport (LYS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Saint-Exupery Airport (LYS)?
Traveling in January is a good way to save, as it's the cheapest month for flights between BOS and LYS. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Saint-Exupery Airport (LYS)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from BOS to LYS. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Logan Intl. Airport (BOS) to Saint-Exupery Airport (LYS)?
Nonstop flights from Logan Intl. Airport (BOS) to Saint-Exupery Airport (LYS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOS to LYS?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*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 Saint-Exupery Airport (LYS)?
Choose a flight from Logan Intl. Airport (BOS) to Saint-Exupery Airport (LYS) that leaves before 3 PM to reduce the likelihood of delays. Departures later than this 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 Saint-Exupery Airport (LYS) last-minute?
Last-minute bookings from BOS to LYS are typically more expensive. For the best rates, start looking for flights ahead of time. That said, if you're flexible with your travel plans, it's possible to find a cheap ticket right before your journey.
Is it cheaper to book a BOS to LYS flight and hotel package?
Compared with arranging hotels and flights separately, booking a BOS to LYS flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place will take the hassle out of travel planning. Just pick your flights and select from our wide range of stays, then customize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Saint-Exupery Airport (LYS)?
If you booked your BOS to LYS flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Saint-Exupery
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Iberia, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Royal Air Maroc, Scandinavian Airlines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$406
Distance
3638 mi

Book with confidence

Boston to Lyon Flights

The cheapest times to fly from Boston to Lyon

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

 

The best time to book a flight from Boston to Lyon

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

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 Lyon in 2025. You can also book with separate airlines for your outbound and return journeys, from $320 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 Lyon 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 Lyon 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 Lyon Flights

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*Available to One Key members.