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
Pay attention to transfer at connecting flight
Outbound
06/08/25
2 Stopovers (KEF, DUB)
FI0634, FI0418, FR0652
28h 25min
Return
06/12/25
2 Stopovers (STN, KEF)
FR0714, OG0801, OG0111
16h 55min
Icelandair, Ryanair
$620
Best option
Boston
Lisbon
Outbound
06/08/25
direct
TP0216
06h 30min
Return
06/12/25
direct
TP0215
07h 30min
TAP Air Portugal
$834
Boston
Lisbon
Outbound
04/21/25
1 Stopover (IST)
TK0082, TK1759
36h 55min
Return
05/19/25
1 Stopover (IST)
TK1756, TK0081
37h 45min
Turkish Airlines
$625
Boston
Lisbon
Outbound
04/21/25
1 Stopover (TER)
S40232, S40134
19h 20min
Return
05/19/25
1 Stopover (KEF)
OG0695, OG0111
25h 30min
Azores Airlines
$622
Boston
Lisbon
Outbound
04/21/25
1 Stopover (IST)
TK0082, TK1759
36h 55min
Return
05/19/25
1 Stopover (IST)
TK1756, TK0081
37h 45min
Turkish Airlines ?
$641
Boston
Lisbon
Outbound
04/21/25
1 Stopover (TER)
S40232, S40134
19h 20min
Return
05/19/25
1 Stopover (KEF)
OG0695, OG0111
25h 30min
Azores Airlines ?
$648
Boston
Lisbon
Outbound
04/21/25
1 Stopover (YUL)
UA8363, UA8090
10h 45min
Return
05/19/25
1 Stopover (ZRH)
LX2087, LX0052
12h 20min
United Airlines ?
$675
Boston
Lisbon
Outbound
06/08/25
1 Stopover (OPO)
TP0228, TP1927
08h 40min
Return
06/12/25
direct
TP0215
07h 30min
TAP Air Portugal ?
$678
Boston
Lisbon
Outbound
06/08/25
1 Stopover (OPO)
TP0228, TP1931
14h 45min
Return
06/12/25
direct
TP0217
07h 30min
TAP Air Portugal
$686
Boston
Lisbon
Outbound
04/21/25
1 Stopover (YUL)
UA8363, UA8090
10h 45min
Return
05/19/25
1 Stopover (MUC)
UA8957, UA8902
16h 25min
United Airlines ?
$747
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 $ 619,48
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