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Boston To Lisbon Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

April
May
July
August
September
October
November
December
January
February
March

May is by far the best month, wherein you can get cheapest flights for Boston to Lisbon. Meanwhile, September is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

Things to know
arrow One Way Fare
May

May- During this month the footfall is less so, the flight is gradually inexpensive.

round Round Trip Fare
May

May - is the cheapest month to book round trip flights.

Cheaper Fare
$ 335

Cheapest Fare- Currently, this is the fare price based on the current demand.

disclDisclaimer - All the mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From Boston To Lisbon

Azores Airlines
Azores Airlines

Boston

21:15

General Edward Lawrence Logan International Airport [BOS]

Tue , 02 Jun 2026

09h 25m
ellipse
1 Stop

Lisbon

11:40

Humberto Delgado Airport [LIS]

Wed, 03 Jun 2026

$346
Azores Airlines
Azores Airlines

Boston

21:15

General Edward Lawrence Logan International Airport [BOS]

Sun , 31 May 2026

09h 25m
ellipse
1 Stop

Lisbon

11:40

Humberto Delgado Airport [LIS]

Mon, 01 Jun 2026

$346
TAP Air Portugal
TAP Air Portugal

Boston

23:00

General Edward Lawrence Logan International Airport [BOS]

Sun , 10 May 2026

08h 55m
ellipse
1 Stop

Lisbon

12:55

Humberto Delgado Airport [LIS]

Mon, 11 May 2026

$357
Scandinavian Airlines
Scandinavian Airlines

Boston

17:40

General Edward Lawrence Logan International Airport [BOS]

Mon , 18 May 2026

22h 00m
ellipse
1 Stop

Lisbon

20:40

Humberto Delgado Airport [LIS]

Tue, 19 May 2026

$389
Scandinavian Airlines
Scandinavian Airlines

Boston

17:40

General Edward Lawrence Logan International Airport [BOS]

Sun , 10 May 2026

22h 00m
ellipse
1 Stop

Lisbon

20:40

Humberto Delgado Airport [LIS]

Mon, 11 May 2026

$389
Scandinavian Airlines
Scandinavian Airlines

Boston

17:40

General Edward Lawrence Logan International Airport [BOS]

Sat , 23 May 2026

23h 25m
ellipse
2 Stop

Lisbon

22:05

Humberto Delgado Airport [LIS]

Sun, 24 May 2026

$395
Azores Airlines
Azores Airlines

Boston

11:45

General Edward Lawrence Logan International Airport [BOS]

Tue , 02 Jun 2026

08h 20m
ellipse
1 Stop

Lisbon

01:05

Humberto Delgado Airport [LIS]

Wed, 03 Jun 2026

$403
TAP Air Portugal
TAP Air Portugal

Boston

23:00

General Edward Lawrence Logan International Airport [BOS]

Sun , 31 May 2026

08h 55m
ellipse
1 Stop

Lisbon

12:55

Humberto Delgado Airport [LIS]

Mon, 01 Jun 2026

$447
United Airlines
United Airlines

Boston

10:00

General Edward Lawrence Logan International Airport [BOS]

Wed , 06 May 2026

17h 20m
ellipse
1 Stop

Lisbon

08:20

Humberto Delgado Airport [LIS]

Thu, 07 May 2026

$482
United Airlines
United Airlines

Boston

18:50

General Edward Lawrence Logan International Airport [BOS]

Wed , 06 May 2026

09h 30m
ellipse
1 Stop

Lisbon

09:20

Humberto Delgado Airport [LIS]

Thu, 07 May 2026

$487
ellipse

Find the Lowest Airfare Boston to Lisbon

Cheapest Fares
Fare
Date
Airline
Departure
Lowest Airfare
$335
01 April 2026
TAP Air Portugal
18:05 PM
Cheapest Airfare Within 30 Days
$324
04 May 2026
Azores Airlines
21:15 PM
Cheapest Airfare Within 90 Days
$324
04 May 2026
Azores Airlines
21:15 PM
ellipse

Early Morning Flight Boston to Lisbon

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Cheapest Flight
Found
$482
group
Average Flight
Time
17h 20m
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Date/Time
06 May 2026
10:00 AM
plane
Airlines
United Airlines
Ellipse

Late Night Flight Boston to Lisbon

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Cheapest Flight
Found
$357
group
Average Flight
Time
08h 55m
calendar
Date/Time
10 May 2026
23:00 PM
plane
Airlines
TAP Air Portugal