HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Basel

$348+ Cheap flights from Boston (BOS) to Basel EuroAirport Swiss (BSL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BSL
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Basel with Cheapflights

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boston to Basel

Cheapest flights from Boston to Basel
Explore the most affordable flight options available from Boston to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/282:15 pmBOS - BSL
2 stops13h 40mMultiple Airlines
Wed 1/281:10 pmBSL - BOS
1 stop11h 25mMultiple Airlines
Deal found 12/12$1,034
This SmartFares deal was found by Cheapflights users on 12/14. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:30 pmBOS - BSL
1 stop9h 20mDelta
Mon 1/52:30 pmBSL - BOS
1 stop31h 50mDelta
Deal found 12/14$1,410
This Cheapflightsfares deal was found by Cheapflights users on 12/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:40 pmBOS - BSL
1 stop9h 50mMultiple Airlines
Tue 1/2710:35 amBSL - BOS
2 stops14h 22mMultiple Airlines
Deal found 12/12$1,438
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:11 pmBOS - BSL
2 stops42h 34mMultiple Airlines
Sun 12/281:15 pmBSL - BOS
1 stop13h 40mMultiple Airlines
Deal found 12/13$1,460
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:20 pmBOS - BSL
2 stops16h 00mMultiple Airlines
Mon 12/297:00 amBSL - BOS
1 stop19h 55mMultiple Airlines
Deal found 12/14$1,477
This SmartFares deal was found by Cheapflights users on 12/14. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/284:20 pmBOS - BSL
1 stop20h 00mLufthansa
Mon 1/52:20 pmBSL - BOS
2 stops34h 37mLufthansa
Deal found 12/14$1,492
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:20 pmBOS - BSL
2 stops24h 10mMultiple Airlines
Sun 12/281:15 pmBSL - BOS
1 stop13h 40mMultiple Airlines
Deal found 12/13$1,497
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/169:20 pmBOS - BSL
2 stops17h 10mMultiple Airlines
Sun 12/281:15 pmBSL - BOS
1 stop13h 40mMultiple Airlines
Deal found 12/13$1,528

Find flight deals from Boston to Basel

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Basel (BSL). 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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$505
(Trip.com)

One-way from

$348
(Iberia)

Popular in

August

Cheapest in

December

Average price

$552
Provider with most accurate pricing for Boston Logan Intl-Basel EuroAirport Swiss flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Basel EuroAirport Swiss flights.
Search Deals
From Boston Logan Intl to Basel EuroAirport Swiss
Search Deals
One-way flight from Boston Logan Intl to Basel EuroAirport Swiss
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($124 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Basel 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 December 15, 2025.
Use the filters below to find and compare flights from Boston to Basel EuroAirport Swiss that are best for you.

Fly from

Boston

Fly to

Basel

Route

Depart

Return

Price

BostonBasel

BOS - BSL

BOSBSL

Boston Logan Intl

Mon 2/2

11:12 am-9:50 am

2 stops16h 38m

Basel EuroAirport Swiss

Tue 2/17

10:30 am-4:20 pm

1 stop11h 50m

$566

BostonBasel

BOS - BSL

BOSBSL

Boston Logan Intl

Fri 3/6

8:00 pm-5:10 pm

1 stop15h 10m

Basel EuroAirport Swiss

Sun 3/15

10:55 am-7:05 pm

1 stop37h 10m

$618

BostonBasel

BOS - BSL

BOSBSL

Boston Logan Intl

Mon 2/9

10:40 pm-8:05 pm

1 stop15h 25m

Basel EuroAirport Swiss

Fri 2/13

9:10 pm-8:55 pm

1 stop29h 45m

$619

BostonBasel

BOS - BSL

BOSBSL

Boston Logan Intl

Thu 1/22

8:00 pm-10:00 am

1 stop32h 00m

Basel EuroAirport Swiss

Sun 1/25

10:55 am-6:05 pm

1 stop37h 10m

$702

BostonBasel

BOS - BSL

BOSBSL

Boston Logan Intl

Tue 2/10

2:20 pm-9:55 am

2 stops13h 35m

Basel EuroAirport Swiss

Sun 2/15

9:50 am-7:08 pm

2 stops15h 18m

$770

BostonBasel

BOS - BSL

BOSBSL

Boston Logan Intl

Thu 2/5

9:35 pm-10:50 pm

1 stop19h 15m

Basel EuroAirport Swiss

Mon 2/9

4:00 pm-2:20 pm

1 stop28h 20m

$777

BostonBasel

BOS - BSL

BOSBSL

Boston Logan Intl

Thu 2/5

8:40 pm-12:30 pm

1 stop9h 50m

Basel EuroAirport Swiss

Mon 2/9

1:10 pm-12:12 pm

2 stops53h 02m

$802

BostonBasel

BOS - BSL

BOSBSL

Boston Logan Intl

Sat 2/21

10:40 pm-1:40 pm

1 stop33h 00m

$348

BostonBasel

BOS - BSL

BOSBSL

Boston Logan Intl

Mon 2/23

7:30 am-6:15 pm

1 stop28h 45m

$457

BostonBasel

BOS - BSL

BOSBSL

Boston Logan Intl

Tue 2/24

7:15 pm-3:05 pm

1 stop13h 50m

$457

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 18 results
1
2

Compare providers for flights from Boston to Basel

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Basel in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Basel EuroAirport Swiss flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boston-Basel EuroAirport Swiss flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boston-Basel EuroAirport Swiss flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Basel EuroAirport Swiss flights, Cheapflights users trust eDreams the most. eDreams 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 Boston-Basel EuroAirport Swiss 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 Boston to Basel

Have a flexible travel schedule? Discover the best time to fly to Basel from Boston with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from Boston to Basel EuroAirport Swiss

What is the cheapest month to book a flight from Boston to Basel EuroAirport Swiss?

Currently, December is the cheapest month in which you can book a flight from Boston to Basel EuroAirport Swiss (average of $431). Flying from Boston to Basel EuroAirport Swiss in November is currently the most expensive (average of $1,472). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Basel

Get insights into the airlines that provide service to Basel. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Basel. Reviews last updated December 15, 2025.
See what other customers who have flown with Lufthansa and British Airways from Boston to Basel EuroAirport Swiss have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,628 reviews

Comfort

6.8

Overall

6.8

Food

6.3

Boarding

7.0

Entertainment

6.4

Crew

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.
Lufthansa
6.8
Okay
7,628 reviews
Lufthansa
6.8
Okay
7,628 reviews

Comfort

6.8

Overall

6.8

Food

6.3

Boarding

7.0

Entertainment

6.4

Crew

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.
British Airways
6.7
Okay
7,575 reviews
Lufthansa
6.8
Okay
7,628 reviews

Comfort

6.8

Overall

6.8

Food

6.3

Boarding

7.0

Entertainment

6.4

Crew

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.

Related info for your journey

Find useful and relevant information for your journey from Boston to Basel. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boston to Basel EuroAirport Swiss?

    Airlines like Delta and Turkish Airlines fly from Boston to Basel EuroAirport Swiss in about 15h 10m. The time it takes to get you to your destination can typically vary by up to 1h 28m. Airlines will cover a distance of 3685 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Boston to Basel EuroAirport Swiss round-trip?

    According to our current data, British Airways ($536), and Lufthansa ($943) offers the cheapest pricing from Boston to Basel EuroAirport Swiss. British Airways is 49% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Boston to Basel that include hotel bookings?

    Yes. In addition to deals on Boston to Basel flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Basel?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Basel.

  • Can I find deals for business class flights from Boston to Basel?

    Yes. Cheapflights offers flight deals from Boston to Basel by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Basel EuroAirport Swiss?

    Currently, December is the cheapest month in which you can book a flight from Boston to Basel EuroAirport Swiss (average of $431). Flying from Boston to Basel EuroAirport Swiss in November is currently the most expensive (average of $1,472). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boston to Basel

See prices for flight routes from nearby airports that may be better suited for you.
Hartford to Basel flights

Top 2 airlines flying from Boston to Basel

Discover the top 2 airlines that operate flights from Boston to Basel. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$536Average$924FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$943Average$1,224FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.