Book United Boston to Lisbon flight deals from $496

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Search flights from Boston to Lisbon (BOS - LIS)

September

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Monday 17th

Return Tuesday 2nd
from$ 603*Viewed: 2 hours ago

Tuesday 25th

Return Wednesday 10th
from$ 678*Viewed: 2 hours ago

Wednesday 26th

Return Thursday 11th
from$ 603*Viewed: 2 hours ago

October

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Tuesday 9th

Return Wednesday 24th
from$ 496*Viewed: 2 hours ago

Wednesday 10th

Return Thursday 25th
from$ 500*Viewed: 2 hours ago

Tuesday 23rd

Return Wednesday 7th
from$ 503*Viewed: 2 hours ago

November

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Monday 5th

Return Tuesday 20th
from$ 503*Viewed: 2 hours ago

Monday 12th

Return Tuesday 27th
from$ 582*Viewed: 2 hours ago

Tuesday 13th

Return Wednesday 28th
from$ 582*Viewed: 2 hours ago
**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..
A fountain flows above the black and white wavy patterned ground in Lisbon

Plan ahead for flights from Boston to Lisbon

from
to
Type
Dates
Price*
Boston (BOS)
to Lisbon (LIS)
Roundtrip
Depart Tue 9 Oct 2018
Return Wed 24 Oct 2018
from$ 496*Viewed: 2 hours ago
Boston (BOS)
to Lisbon (LIS)
Roundtrip
Depart Wed 10 Oct 2018
Return Thu 25 Oct 2018
from$ 500*Viewed: 2 hours ago
Boston (BOS)
to Lisbon (LIS)
Roundtrip
Depart Tue 23 Oct 2018
Return Wed 7 Nov 2018
from$ 503*Viewed: 2 hours ago
Boston (BOS)
to Lisbon (LIS)
Roundtrip
Depart Mon 5 Nov 2018
Return Tue 20 Nov 2018
from$ 503*Viewed: 2 hours ago
Boston (BOS)
to Lisbon (LIS)
Roundtrip
Depart Wed 1 May 2019
Return Tue 14 May 2019
from$ 504*Viewed: 16 hours ago
Boston (BOS)
to Lisbon (LIS)
Roundtrip
Depart Thu 24 Jan 2019
Return Thu 31 Jan 2019
from$ 537*Viewed: 1 day ago
Boston (BOS)
to Lisbon (LIS)
Roundtrip
Depart Mon 29 Oct 2018
Return Tue 13 Nov 2018
from$ 581*Viewed: 2 hours ago
Boston (BOS)
to Lisbon (LIS)
Roundtrip
Depart Mon 12 Nov 2018
Return Tue 27 Nov 2018
from$ 582*Viewed: 2 hours ago
Boston (BOS)
to Lisbon (LIS)
Roundtrip
Depart Tue 13 Nov 2018
Return Wed 28 Nov 2018
from$ 582*Viewed: 2 hours ago
Boston (BOS)
to Lisbon (LIS)
Roundtrip
Depart Sun 11 Nov 2018
Return Mon 26 Nov 2018
from$ 584*Viewed: 2 hours ago
*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

88 °FSaturday08/18/2018
92 °FSunday08/19/2018
92 °FMonday08/20/2018
91 °FTuesday08/21/2018
88 °FWednesday08/22/2018
86 °FThursday08/23/2018
83 °FFriday08/24/2018
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