
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $502 (oojo) |
One-way from | $311 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $654 |
Good round-trip deal | $562 or less |
Good one-way deal | $350 or less |
Fly from
Fly to
Route
Depart
Return
Price
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Tue 4/21
10:50 pm-5:10 pm
1 stop13h 20m
Lisbon Humberto Delgado
Tue 5/5
9:15 pm-9:05 pm
1 stop28h 50m
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Mon 4/13
9:20 pm-11:25 pm
1 stop21h 05m
Lisbon Humberto Delgado
Sun 4/19
6:35 am-4:10 pm
1 stop14h 35m
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Fri 5/8
5:40 pm-8:40 pm
1 stop22h 00m
Lisbon Humberto Delgado
Sat 5/16
7:00 am-11:05 pm
2 stops21h 05m
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Thu 4/9
7:25 am-11:15 pm
1 stop10h 50m
Lisbon Humberto Delgado
Wed 4/29
6:45 pm-8:05 pm
1 stop30h 20m
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Wed 3/18
10:30 am-10:15 am
2 stops19h 45m
Lisbon Humberto Delgado
Tue 3/24
10:15 am-6:41 pm
1 stop12h 26m
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Wed 4/15
9:20 am-8:20 am
2 stops18h 00m
Lisbon Humberto Delgado
Fri 5/1
10:25 am-4:15 pm
1 stop10h 50m
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Wed 4/8
11:25 pm-10:45 am
Nonstop6h 20m
Lisbon Humberto Delgado
Thu 4/16
12:45 pm-3:21 pm
Nonstop7h 36m
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Mon 4/20
11:25 pm-10:45 am
Nonstop6h 20m
Lisbon Humberto Delgado
Thu 4/30
12:45 pm-3:21 pm
Nonstop7h 36m
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Tue 4/7
11:25 pm-10:45 am
Nonstop6h 20m
Lisbon Humberto Delgado
Thu 4/16
12:45 pm-3:21 pm
Nonstop7h 36m
BostonLisbon
BOS - LIS
BOSLIS
Boston Logan Intl
Mon 4/6
11:17 am-10:30 am
2 stops18h 13m
Lisbon Humberto Delgado
Thu 4/16
11:25 am-5:57 pm
1 stop11h 32m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
The best time to book flights from Boston to Lisbon is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, July is the cheapest month in which you can book a flight from Boston to Lisbon (average of $330). Flying from Boston to Lisbon in June is currently the most expensive (average of $597). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Boston to Lisbon, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
About 19% of weekly flights between Boston and Lisbon have experienced delays in the past year, with the average delay time being 133 minutes.
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
Saturday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Over the last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 18% of flights being delayed.
Barcelona (BCN) – chosen by Cheapflights users on 50% of 1-stop itineraries from Boston to Lisbon on Cheapflights.
Barcelona (BCN) is the most affordable 1-stop option, with an average round-trip price of $612.
Flights via Madrid (MAD) have the shortest average one-way travel time for 1-stop routes: 10h 00m.
Flights via Amsterdam (AMS) offer the fastest connection on this route, with an average layover time of 2h 00m.
Boarding
Overall
Crew
Entertainment
Food
Comfort
Reviews
Jim,Nov 2025
AVL - ATL
Boarding
Overall
Crew
Entertainment
Food
Comfort
Reviews
Jim,Nov 2025
AVL - ATL
Boarding
Overall
Crew
Entertainment
Food
Comfort
Reviews
Jim,Nov 2025
AVL - ATL
Boarding
Overall
Crew
Entertainment
Food
Comfort
Reviews
Jim,Nov 2025
AVL - ATL
Boarding
Overall
Crew
Entertainment
Food
Comfort
Reviews
Jim,Nov 2025
AVL - ATL
Boarding
Overall
Crew
Entertainment
Food
Comfort
Reviews
Jim,Nov 2025
AVL - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$572 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$226 | Average$509 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$260 | Average$549 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$311 | Average$840 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$344 | Average$389 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$370 | Average$542 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$385 | Average$515 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$405 | Average$539 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$426 | Average$585 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$437 | Average$599 | FlexibilityNo cancel fee | On-timeN/A |