Flights from Boston to Lisbon

Our cheapest offers for flights from Boston to Lisbon

Here you can compare cheap flights from Boston (BOS) to Lisbon (LIS) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Lisbon. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Boston
Lisbon
Outbound
11/09/25
1 Stopover (CPH)
SK0928, SK2801
16h 20min
Return
12/07/25
1 Stopover (CPH)
SK2802, SK0927
27h 55min
SAS Scandinavian Airlines
$464
Best option
Boston
Lisbon
Outbound
11/09/25
direct
TP0216
06h 30min
Return
12/07/25
direct
TP0217
07h 55min
TAP Air Portugal
$494
Boston
Lisbon
Pay attention to transfer at connecting flight
Outbound
11/09/25
1 Stopover (DUB)
EI0132, EI0482
12h 00min
Return
12/07/25
1 Stopover (DUB)
FR0651, EI0137
14h 00min
Aer Lingus Irish Airlines
$504
Boston
Lisbon
Outbound
09/25/25
2 Stopovers (JFK, MAD)
UX3328, UX0092, UX1155
28h 10min
Return
10/05/25
2 Stopovers (MAD, JFK)
UX1150, UX0091, DL2639
15h 55min
Air Europa Lineas Aereas
$1,115
Boston
Lisbon
Outbound
11/09/25
1 Stopover (CPH)
SK0928, SK2801
16h 20min
Return
12/07/25
1 Stopover (CPH)
SK2802, SK0927
27h 55min
SAS Scandinavian Airlines
$473
Boston
Lisbon
Outbound
11/09/25
1 Stopover (CPH)
SK0928, SK2801
16h 20min
Return
12/07/25
1 Stopover (CPH)
SK2802, SK0927
27h 55min
SAS Scandinavian Airlines ?
$484
Boston
Lisbon
Outbound
11/09/25
1 Stopover (EWR)
UA1268, UA0064
13h 40min
Return
12/07/25
1 Stopover (ZRH)
LX2087, LX0052
12h 45min
United Airlines ?
$489
Boston
Lisbon
Outbound
11/09/25
1 Stopover (EWR)
UA1606, UA0064
10h 51min
Return
12/07/25
1 Stopover (ZRH)
LX2087, LX0052
12h 45min
United Airlines ?
$497
Boston
Lisbon
Outbound
11/09/25
direct
TP0216
06h 30min
Return
12/07/25
direct
TP0215
07h 55min
TAP Air Portugal
$499
Boston
Lisbon
Outbound
09/25/25
1 Stopover (MAD)
IB0346, IB0535
15h 55min
Return
10/05/25
1 Stopover (MAD)
IB0538, IB0347
23h 15min
Iberia ?
$520
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Boston to Lisbon

Favorite airline: Play
Play is the most popular airline for flights from Boston to Lisbon.
Play
27 %
Azores Airlines
18 %
TAP Portugal
18 %
Stopover flights are the cheapest connection
Compared to flights with a stopover, direct flights are $480.00 more expensive on this route.
non stop flight
1 stop
2 stops
06h 25min
20h 25min
29h 17min
$ 823
$ 343
$ 990
Favourite connection: via Reykjavik-Keflavik
50 % of booked tickets on this route are for flights with a transfer in Reykjavik-Keflavik.
Route
bookings
1 stopover Reykjavik-Keflavik International
20h 25min, from $ 343
50 %
1 stopover Ponta Delgada (Azores)
10h 50min, from $ 764
33 %
1 stopover Istanbul
36h 30min, from $ 671
17 %

Important flight information

Flight information: Boston - Lisbon

Roundtrip from $ 463,17
Flight duration min. 06:20 / max. 06:50
Return flight duration min. 07:35/ max. 08:15
Distance 5130 km
Flights per week 8
Departure airport Airport Boston Logan International Airport, MA (BOS)
Arrival airport Airport Lisbon (LIS)
Destination country Flights to Portugal
Alternative routes to Portugal
Alternative flights to Lisbon
Flight destinations with a similar price
Flight destinations with a similar price