Skip to content

Get United's best fares today on flights from Boston to Lisbon from

Select journey type

Enter to select travel class and passengers

Low fare calendar for flights from Boston (BOS) to Lisbon (LIS)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
No available fares
19
No available fares
20
No available fares
21
No available fares
22
No available fares
23
No available fares
24
No available fares
25
No available fares
26
No available fares
27
No available fares
28
No available fares
29
No available fares
30
No available fares
Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Looking for additional flights from Boston to Lisbon?

FromToDatesFare TypePrice

Boston (BOS)

Lisbon (LIS)

Depart: 03/28/20

04/07/20

Roundtrip
from
$521*

Boston (BOS)

Lisbon (LIS)

Depart: 05/17/20

05/24/20

Roundtrip
from
$664*

Boston (BOS)

Lisbon (LIS)

Depart: 06/03/20

06/10/20

Roundtrip
from
$940*
Viewed:20hoursago

Boston (BOS)

Lisbon (LIS)

Depart: 12/10/19

12/15/19

Roundtrip
from
$795*
Viewed:20hoursago

Boston (BOS)

Lisbon (LIS)

Depart: 12/11/19

12/15/19

Roundtrip
from
$1,034*
Viewed:20hoursago

Boston (BOS)

Lisbon (LIS)

Depart: 12/01/19

12/08/19

Roundtrip
from
$876*
Viewed:1dayago

Boston (BOS)

Lisbon (LIS)

Depart: 12/17/19

12/29/19

Roundtrip
from
$1,278*
Viewed:16hoursago

Boston (BOS)

Lisbon (LIS)

Depart: 08/06/20

08/30/20

Roundtrip
from
$998*
Viewed:17hoursago

Boston (BOS)

Lisbon (LIS)

Depart: 12/26/19

01/06/20

Roundtrip
from
$1,451*
Viewed:1hourago

Boston (BOS)

Lisbon (LIS)

Depart: 09/01/20

09/08/20

Roundtrip
from
$721*
Viewed:5hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Lisbon

Sunday light rain
53°F 11/17/19
Monday few clouds
60°F 11/18/19
Tuesday moderate rain
55°F 11/19/19
Wednesday moderate rain
59°F 11/20/19
Thursday heavy intensity rain
57°F 11/21/19
Friday light rain
61°F 11/22/19
Saturday sky is clear
60°F 11/23/19
Powered by: OpenWeatherMap.org