Cheap Flights from Boston to Lisbon
Browse current best options from Boston. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
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RatePunk searches hundreds of travel sites at once for deals on flights to Lisbon
Prices updated 24 days ago
486,190 searches this week
171 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from Boston to Lisbon
Explore current cheapest deals departing from Boston to Lisbon
Round trip
Sort by: Cheapest
October 11 - October 20
BOS - Lisbon
$897
$405
Round trip
October 11 - October 21
BOS - Lisbon
$881
$417
Round trip
October 4 - October 13
BOS - Lisbon
$861
$423
Round trip
October 15 - October 21
BOS - Lisbon
$904
$454
Round trip
October 7 - October 14
BOS - Lisbon
$902
$463
Round trip
October 7 - October 13
BOS - Lisbon
$901
$477
Round trip
October 15 - October 18
BOS - Lisbon
$922
$480
Round trip
October 15 - October 20
BOS - Lisbon
$919
$481
Round trip
September 20 - September 24
BOS - Lisbon
$951
$484
Round trip
October 1 - October 14
BOS - Lisbon
$828
$486
Round trip
Unlock all 500+ flight deals to Lisbon and get alerts when great deals appear
Route Intelligence — 486,190 Searches this Week
Insights for flights from Boston to Lisbon
How much is a round trip from Boston to Lisbon
Regular price: $719 - $926
Prices for flights from Boston to Lisbon are currently below the regular range.
The regular price range for flights from Boston to Lisbon is between $719 and $926. The current lowest deal is $405 with Allegro, for travel from Oct 11 to Oct 20.
now $405
Low $719
High $926
The cheapest time to fly from Boston to Lisbon
The cheapest month to fly from Boston to Lisbon is February, with a median price of $400. The most expensive month is August, with a median price of $927. Prices are generally lower from February to December.
February
Flights from $400
August
Flights from $927
Direct flights from Boston to Lisbon
TAP Portugal
Last-minute flights going from Boston to Lisbon
Thu, Jul 2
BOS - Lisbon
Boston (BOS) - Lisbon (LIS)
Lufthansa
$1,236
$887
One-way
Sat, Jul 4
BOS - Lisbon
Boston (BOS) - Lisbon (LIS)
Air Canada
$1,044
$767
One-way
Tue, Jul 7
BOS - Lisbon
Boston (BOS) - Lisbon (LIS)
Porter Airlines
$1,051
$704
One-way
Tue, Jul 7
BOS - Lisbon
Boston (BOS) - Lisbon (LIS)
Icelandair
$1,065
$754
One-way
Thu, Jul 9
BOS - Lisbon
Boston (BOS) - Lisbon (LIS)
Air Canada
$1,083
$750
One-way
Fri, Jul 10
BOS - Lisbon
Boston (BOS) - Lisbon (LIS)
Air Canada
$1,069
$763
One-way
Biggest price drops on these dates for flights from Boston to Lisbon
Oct 11 - Oct 20
$897 → $405
55%
Sep 20 - Sep 24
$951 → $484
49%
Oct 11 - Oct 21
$881 → $417
53%
Oct 15 - Oct 21
$904 → $454
50%
Popular Airports to fly from Boston to Lisbon
Boston - Lisbon route insights
💸 Price insights
Recent fares are above the typical level
Recent fares are above the typical level for Boston to Lisbon, with 16% good prices.
📅 Best time to fly
February is historically cheapest at $400
Historically, February is the cheapest month to fly from Boston to Lisbon, with a median price of $400.
⏱️ Flight duration
Flights typically take 18h 20m
Flights from Boston to Lisbon typically take 18 hours and 20 minutes, covering a long-haul distance.
✈️ Airlines & availability
Connecting flights are dominant on this route
Connecting flights make up 79.7% of deals, with a median of 2 stopovers for Boston to Lisbon.
🏆 Airline highlight
TAP Portugal offers direct flights
TAP Portugal is an airline that offers direct flights from Boston to Lisbon.
🎯 Booking tip
Deals appear frequently for this route
Deals for flights from Boston to Lisbon appear frequently, averaging 1.03 deals per day.
Boston main airports to depart from
Logan International (BOS)
Boston Logan International Airport is a convenient departure point for flights to Lisbon.
📍 ~5 km from Boston city center (reachable by car or public transport)
💸 Flights from ~$405
Lisbon main airports to arrive at
Lisbon Portela (LIS)
Lisbon Portela Airport is a primary gateway for travelers flying to Lisbon from Boston.
📍 ~7 km from city center (reachable by car)
💸 Flights from ~$405
Airports nearby Lisbon used as alternative
Porto (OPO)
Porto (OPO) is a major international hub with an extensive route network comparable to Lisbon.
📍 ~275 km from Lisbon (reachable by train or car, ~3 hours travel time)
💸 Flights from ~$391
Faro (FAO)
Faro (FAO) offers significant international traffic, especially from low-cost carriers, and direct highway access.
📍 ~220 km from Lisbon (reachable by car, ~2.5 to 3 hours travel time)
💸 Flights from ~$476
Seville (SVQ)
Seville (SVQ) is a major Spanish airport with diverse European connections, accessible via cross-border road links.
📍 ~310 km from Lisbon (reachable by car, ~4 hours travel time)
💸 Flights from ~$408
Málaga (AGP)
Málaga (AGP) is a large international hub with many long-haul and budget options, useful for specific routes.
📍 ~470 km from Lisbon (reachable by car, over 4.5 hours travel time)
💸 Flights from ~$377
Badajoz (BJZ)
Badajoz (BJZ) is the geographically closest Spanish airport to Lisbon, useful for specific regional connections.
📍 ~190 km from Lisbon (reachable by car)
💸 Flights from ~$721
Business & First Class Flight Deals to Lisbon
Discover luxury on the budget with premium cabin class on flights from Boston to Lisbon.
Elite
Best Elite deals to Lisbon
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From BOS
Elite
Jul 21
Lisbon, Portugal
95% AI deal score
$2,749
$1,550
Save $1,199
From BOS
Elite
Jul 14
Lisbon, Portugal
94% AI deal score
$2,690
$1,550
Save $1,140
From BOS
Elite
Jul 31
Lisbon, Portugal
94% AI deal score
$2,721
$1,550
Save $1,171
From BOS
Elite
Jul 28
Lisbon, Portugal
94% AI deal score
$2,731
$1,550
Save $1,181
From BOS
Elite
Aug 26
Lisbon, Portugal
93% AI deal score
$5,854
$3,096
Save $2,758
From BOS
Elite
Aug 25
Lisbon, Portugal
93% AI deal score
$5,626
$3,104
Save $2,522
From BOS
Elite
Aug 21
Lisbon, Portugal
93% AI deal score
$5,601
$3,104
Save $2,497
From BOS
Elite
Aug 25
Lisbon, Portugal
93% AI deal score
$5,625
$3,104
Save $2,521
From BOS
Elite
Oct 27
Lisbon, Portugal
93% AI deal score
$2,699
$1,649
Save $1,050
From BOS
Elite
Oct 12
Lisbon, Portugal
93% AI deal score
$2,710
$1,659
Save $1,051
From BOS
Elite
Oct 14
Lisbon, Portugal
93% AI deal score
$2,717
$1,659
Save $1,058
From BOS
Elite
Oct 14
Lisbon, Portugal
93% AI deal score
$2,713
$1,669
Save $1,044
From BOS
Elite
Oct 14
Lisbon, Portugal
93% AI deal score
$2,714
$1,669
Save $1,045
From BOS
Elite
Oct 22
Lisbon, Portugal
93% AI deal score
$2,721
$1,679
Save $1,042
From BOS
Elite
Oct 30
Lisbon, Portugal
93% AI deal score
$2,712
$1,679
Save $1,033
From BOS
Elite
Oct 21
Lisbon, Portugal
93% AI deal score
$2,707
$1,679
Save $1,028
From BOS
Elite
Oct 23
Lisbon, Portugal
93% AI deal score
$2,719
$1,679
Save $1,040
From BOS
Elite
Aug 26
Lisbon, Portugal
92% AI deal score
$4,855
$2,773
Save $2,082
From BOS
Elite
Aug 12
Lisbon, Portugal
92% AI deal score
$4,967
$2,775
Save $2,192
From BOS
Elite
Aug 12
Lisbon, Portugal
92% AI deal score
$4,909
$2,777
Save $2,132
From BOS
Elite
Aug 12
Lisbon, Portugal
92% AI deal score
$4,795
$2,777
Save $2,018
From BOS
Elite
Aug 26
Lisbon, Portugal
92% AI deal score
$5,026
$2,777
Save $2,249
From BOS
Elite
Oct 29
Lisbon, Portugal
92% AI deal score
$5,126
$3,002
Save $2,124
From BOS
Elite
Aug 17
Lisbon, Portugal
92% AI deal score
$5,516
$3,092
Save $2,424
From BOS
Elite
Aug 18
Lisbon, Portugal
92% AI deal score
$5,545
$3,092
Save $2,453
From BOS
Elite
Nov 22
Lisbon, Portugal
92% AI deal score
$5,480
$3,092
Save $2,388
From BOS
Elite
Nov 15
Lisbon, Portugal
92% AI deal score
$5,575
$3,092
Save $2,483
From BOS
Elite
Aug 18
Lisbon, Portugal
92% AI deal score
$5,533
$3,104
Save $2,429
From BOS
Elite
Nov 25
Lisbon, Portugal
92% AI deal score
$5,424
$3,104
Save $2,320
From BOS
Elite
Nov 26
Lisbon, Portugal
92% AI deal score
$5,393
$3,110
Save $2,283
From BOS
Elite
Nov 12
Lisbon, Portugal
92% AI deal score
$5,603
$3,110
Save $2,493
From BOS
Elite
Nov 30
Lisbon, Portugal
92% AI deal score
$5,346
$3,110
Save $2,236
From BOS
Elite
Nov 29
Lisbon, Portugal
92% AI deal score
$5,401
$3,114
Save $2,287
From BOS
Elite
Aug 07
Lisbon, Portugal
92% AI deal score
$2,232
$1,550
Save $682
From BOS
Elite
Aug 11
Lisbon, Portugal
92% AI deal score
$2,256
$1,550
Save $706
From BOS
Elite
Aug 14
Lisbon, Portugal
92% AI deal score
$2,239
$1,550
Save $689
From BOS
Elite
Aug 02
Lisbon, Portugal
92% AI deal score
$2,262
$1,550
Save $712
From BOS
Elite
Aug 09
Lisbon, Portugal
92% AI deal score
$2,254
$1,550
Save $704
From BOS
Elite
Aug 04
Lisbon, Portugal
92% AI deal score
$2,257
$1,550
Save $707
From BOS
Elite
Nov 01
Lisbon, Portugal
92% AI deal score
$2,522
$1,658
Save $864
From BOS
Elite
Nov 02
Lisbon, Portugal
92% AI deal score
$2,524
$1,678
Save $846
From BOS
Elite
Nov 01
Lisbon, Portugal
92% AI deal score
$2,546
$1,679
Save $867
From BOS
Elite
Nov 25
Lisbon, Portugal
92% AI deal score
$2,578
$1,686
Save $892
From BOS
Elite
Nov 10
Lisbon, Portugal
92% AI deal score
$2,536
$1,686
Save $850
From BOS
Elite
Nov 24
Lisbon, Portugal
92% AI deal score
$2,561
$1,688
Save $873
From BOS
Elite
Nov 18
Lisbon, Portugal
92% AI deal score
$2,538
$1,688
Save $850
From BOS
Elite
Nov 22
Lisbon, Portugal
92% AI deal score
$2,549
$1,698
Save $851
From BOS
Elite
Nov 16
Lisbon, Portugal
92% AI deal score
$2,545
$1,698
Save $847
From BOS
Elite
Nov 29
Lisbon, Portugal
92% AI deal score
$2,585
$1,707
Save $878
From BOS
Elite
Nov 23
Lisbon, Portugal
92% AI deal score
$2,561
$1,709
Save $852
From BOS
Elite
Nov 27
Lisbon, Portugal
92% AI deal score
$2,592
$1,713
Save $879
From BOS
Elite
Nov 12
Lisbon, Portugal
92% AI deal score
$2,543
$1,713
Save $830
From BOS
Elite
Oct 18
Lisbon, Portugal
91% AI deal score
$4,578
$2,819
Save $1,759
From BOS
Elite
Oct 19
Lisbon, Portugal
91% AI deal score
$4,578
$2,819
Save $1,759
From BOS
Elite
Oct 21
Lisbon, Portugal
91% AI deal score
$4,578
$2,837
Save $1,741
From BOS
Elite
Oct 24
Lisbon, Portugal
91% AI deal score
$4,708
$3,012
Save $1,696
From BOS
Elite
Oct 25
Lisbon, Portugal
91% AI deal score
$4,688
$3,012
Save $1,676
From BOS
Elite
Oct 01
Lisbon, Portugal
91% AI deal score
$5,155
$3,092
Save $2,063
From BOS
Elite
Oct 09
Lisbon, Portugal
91% AI deal score
$5,157
$3,110
Save $2,047
From BOS
Elite
Oct 11
Lisbon, Portugal
91% AI deal score
$5,028
$3,123
Save $1,905
From BOS
Elite
Oct 11
Lisbon, Portugal
91% AI deal score
$5,028
$3,123
Save $1,905
From BOS
Elite
Dec 10
Lisbon, Portugal
91% AI deal score
$2,312
$1,658
Save $654
From BOS
Elite
Jul 29
Lisbon, Portugal
91% AI deal score
$2,356
$1,709
Save $647
From BOS
Elite
Oct 31
Lisbon, Portugal
90% AI deal score
$4,533
$2,990
Save $1,543
From BOS
Elite
Sep 27
Lisbon, Portugal
90% AI deal score
$4,280
$3,002
Save $1,278
From BOS
Elite
Oct 17
Lisbon, Portugal
90% AI deal score
$4,609
$3,022
Save $1,587
From BOS
Elite
Aug 10
Lisbon, Portugal
90% AI deal score
$2,179
$1,659
Save $520
From BOS
Elite
Aug 12
Lisbon, Portugal
90% AI deal score
$2,175
$1,659
Save $516
From BOS
Elite
Aug 11
Lisbon, Portugal
90% AI deal score
$2,175
$1,659
Save $516
From BOS
Elite
Aug 12
Lisbon, Portugal
90% AI deal score
$2,176
$1,659
Save $517
From BOS
Elite
Aug 12
Lisbon, Portugal
90% AI deal score
$2,173
$1,661
Save $512
From BOS
Elite
Aug 11
Lisbon, Portugal
90% AI deal score
$2,178
$1,666
Save $512
From BOS
Elite
Aug 11
Lisbon, Portugal
90% AI deal score
$2,178
$1,669
Save $509
From BOS
Elite
Aug 11
Lisbon, Portugal
90% AI deal score
$2,178
$1,669
Save $509
From BOS
Elite
Aug 14
Lisbon, Portugal
90% AI deal score
$2,179
$1,679
Save $500
From BOS
Elite
Aug 13
Lisbon, Portugal
90% AI deal score
$2,175
$1,682
Save $493
From BOS
Elite
Aug 16
Lisbon, Portugal
90% AI deal score
$2,173
$1,682
Save $491
From BOS
Elite
Aug 15
Lisbon, Portugal
90% AI deal score
$2,179
$1,682
Save $497
From BOS
Elite
Dec 01
Lisbon, Portugal
90% AI deal score
$2,229
$1,686
Save $543
From BOS
Elite
Sep 19
Lisbon, Portugal
89% AI deal score
$4,172
$3,002
Save $1,170
From BOS
Elite
Sep 29
Lisbon, Portugal
89% AI deal score
$4,304
$3,092
Save $1,212
From BOS
Elite
Aug 13
Lisbon, Portugal
89% AI deal score
$2,161
$1,682
Save $479
From BOS
Elite
Aug 14
Lisbon, Portugal
89% AI deal score
$2,161
$1,682
Save $479
From BOS
Elite
Aug 15
Lisbon, Portugal
89% AI deal score
$2,161
$1,682
Save $479
From BOS
Elite
Aug 19
Lisbon, Portugal
89% AI deal score
$2,173
$1,709
Save $464
From BOS
Elite
Aug 17
Lisbon, Portugal
89% AI deal score
$2,173
$1,709
Save $464
From BOS
Elite
Aug 17
Lisbon, Portugal
89% AI deal score
$2,179
$1,711
Save $468
From BOS
Elite
Aug 31
Lisbon, Portugal
89% AI deal score
$2,174
$1,717
Save $457
From BOS
Elite
Sep 28
Lisbon, Portugal
88% AI deal score
$4,220
$3,092
Save $1,128
From BOS
Elite
Aug 18
Lisbon, Portugal
84% AI deal score
$5,605
$4,001
Save $1,604
From BOS
Elite
Sep 22
Lisbon, Portugal
83% AI deal score
$3,879
$3,012
Save $867
From BOS
Elite
Dec 02
Lisbon, Portugal
80% AI deal score
$3,294
$2,983
Save $311
From BOS
Elite
Dec 08
Lisbon, Portugal
79% AI deal score
$3,304
$3,012
Save $292
From BOS
Elite
Nov 12
Lisbon, Portugal
79% AI deal score
$5,176
$4,543
Save $633
From BOS
Elite
Nov 22
Lisbon, Portugal
79% AI deal score
$5,125
$4,545
Save $580
From BOS
Elite
Jul 12
Lisbon, Portugal
77% AI deal score
$2,392
From BOS
Elite
Sep 10
Lisbon, Portugal
77% AI deal score
$2,441
From BOS
Elite
Sep 13
Lisbon, Portugal
77% AI deal score
$2,441
From BOS
Elite
Jul 13
Lisbon, Portugal
77% AI deal score
$2,501
From BOS
Elite
Jul 13
Lisbon, Portugal
77% AI deal score
$2,508