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Cheap flights from Lisbon to Boston from C$ 722

LIS — BOS
23 Oct — 30 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Lisbon to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Lisbon to Boston

Mon 2/116:30 a.m. -
1 stop16h 10m
Sun 8/117:15 p.m. -
1 stop11h 50m
Deal found 21/9C$ 722
Sat 21/116:30 a.m. -
1 stop16h 55m
Sat 28/117:15 p.m. -
1 stop11h 50m
Deal found 21/9C$ 723
Thu 3/126:30 a.m. -
1 stop16h 55m
Wed 30/126:35 p.m. -
1 stop15h 20m
Deal found 22/9C$ 725
Thu 10/126:30 a.m. -
1 stop18h 30m
Mon 11/17:15 p.m. -
1 stop14h 40m
Deal found 22/9C$ 728
Mon 2/115:00 p.m. -
Nonstop7h 55m
Sun 8/1110:10 p.m. -
Nonstop6h 35m
Deal found 22/9C$ 730
Thu 5/116:30 a.m. -
2 stops22h 14m
Thu 12/117:15 p.m. -
1 stop11h 50m
Deal found 21/9C$ 733
Thu 5/116:30 a.m. -
2 stops22h 14m
Fri 13/118:00 p.m. -
1 stop15h 05m
Deal found 22/9C$ 750
Sat 7/1110:40 a.m. -
1 stop17h 33m
Sat 14/116:45 p.m. -
1 stop15h 10m
Deal found 23/9C$ 752
Sat 26/1210:40 a.m. -
1 stop13h 55m
Wed 6/19:30 p.m. -
1 stop12h 25m
Deal found 23/9C$ 753
Sat 26/1210:40 a.m. -
1 stop12h 34m
Thu 7/19:25 p.m. -
1 stop15h 40m
Deal found 22/9C$ 754
Thu 17/129:40 a.m. -
1 stop18h 34m
Fri 1/19:30 p.m. -
1 stop15h 25m
Deal found 21/9C$ 756

Find flight deals from Lisbon to Boston

Round-trip from

C$ 722

Popular in

July

Cheapest in

October

Average price

C$ 900

Good one-way deal

C$ 886 or less
American Airlines
  • American Airlines
  • 2/11-8/11
  • 2 total stops
  • 28h 00m total
  • Lisbon to Boston
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Highest demand for flights based on searches. 18% potential increase in price (C$ 316 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 38 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Price to beat on a one-way flight from Lisbon Humberto Delgado to Boston Logan Intl.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Lisbon to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonBoston

LIS Lisbon Humberto Delgado - BOS Boston Logan Intl

LISBOS

Lisbon Humberto Delgado

Sat 21/11

6:30 a.m.-6:25 p.m.

1 stop16h 55m

Boston Logan Intl

Sat 28/11

7:15 p.m.-12:05 p.m.

1 stop11h 50m

C$ 723

LisbonBoston

LIS Lisbon Humberto Delgado - BOS Boston Logan Intl

LISBOS

Lisbon Humberto Delgado

Wed 17/2

6:30 a.m.-10:52 p.m.

2 stops21h 22m

Boston Logan Intl

Wed 3/3

7:15 p.m.-12:05 p.m.

1 stop11h 50m

C$ 735

LisbonBoston

LIS Lisbon Humberto Delgado - BOS Boston Logan Intl

LISBOS

Lisbon Humberto Delgado

Fri 18/12

11:40 a.m.-2:40 p.m.

Nonstop8h 00m

Boston Logan Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 759

LisbonBoston

LIS Lisbon Humberto Delgado - BOS Boston Logan Intl

LISBOS

Lisbon Humberto Delgado

Sun 13/12

5:00 p.m.-7:55 p.m.

Nonstop7h 55m

Boston Logan Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 759

LisbonBoston

LIS Lisbon Humberto Delgado - BOS Boston Logan Intl

LISBOS

Lisbon Humberto Delgado

Sat 13/3

11:05 a.m.-10:45 p.m.

2 stops16h 40m

Boston Logan Intl

Sun 28/3

7:25 a.m.-11:10 p.m.

1 stop10h 45m

C$ 788

LisbonBoston

LIS Lisbon Humberto Delgado - BOS Boston Logan Intl

LISBOS

Lisbon Humberto Delgado

Sun 20/12

5:00 p.m.-7:55 p.m.

Nonstop7h 55m

Boston Logan Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 808

LisbonBoston

LIS Lisbon Humberto Delgado - BOS Boston Logan Intl

LISBOS

Lisbon Humberto Delgado

Wed 21/10

12:00 p.m.-2:45 p.m.

Nonstop7h 45m

Boston Logan Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 808

LisbonBoston

LIS Lisbon Humberto Delgado - BOS Boston Logan Intl

LISBOS

Lisbon Humberto Delgado

Sun 1/11

2:00 p.m.-8:30 p.m.

1 stop11h 30m

Boston Logan Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 822

LisbonBoston

LIS Lisbon Humberto Delgado - BOS Boston Logan Intl

LISBOS

Lisbon Humberto Delgado

Tue 22/12

11:15 a.m.-1:59 p.m.

Nonstop7h 44m

Boston Logan Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 843

LisbonBoston

LIS Lisbon Humberto Delgado - BOS Boston Logan Intl

LISBOS

Lisbon Humberto Delgado

Thu 31/12

11:15 a.m.-1:59 p.m.

Nonstop7h 44m

Boston Logan Intl

Wed 31/12

12:00 a.m.-6:00 a.m.

Nonstop0h 00m

C$ 875

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/9

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Lisbon to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Lisbon with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Lisbon to Boston

How far ahead should I book a flight from Lisbon to Boston?

The best time to book flights from Lisbon to Boston is 51 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.

What is the cheapest month to book a flight from Lisbon to Boston?

Currently, October is the cheapest month in which you can book a flight from Lisbon to Boston (average of C$ 861). Flying from Lisbon to Boston in July is currently the most expensive (average of C$ 1,306). 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.

What is the cheapest time of day to fly from LIS to BOS?

When flying from Lisbon to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Lisbon to Boston?

Airfare is below average for this route at the moment.

Lisbon to Boston flights typically cost between C$ 747 and C$ 1,075 in November.
The cheapest round-trip price found within the last 5 days was C$ 722 on American Airlines (2 Nov-8 Nov).

Related info for your journey

  • How popular is this Lisbon to Boston flight route?

    This flight path from Lisbon Humberto Delgado to Boston Logan Intl was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Lisbon to Boston?

    There are many flights that can get you from Lisbon to Boston in 14h 25m. Fly via British Airways to get the fastest option. Airlines will cover a distance of 5121 km.

  • What are the most reliable airlines from Lisbon to Boston?

    No one likes to see their flight delayed. When booking a flight from Lisbon to Boston consider choosing JetBlue (80%), TAP AIR PORTUGAL (80%) or Emirates (67%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Lisbon to Boston that include hotel bookings?

    Yes. In addition to deals on Lisbon to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lisbon to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lisbon to Boston.

  • Can I find deals for business class flights from Lisbon to Boston?

    Yes. Cheapflights offers flight deals from Lisbon to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Lisbon to Boston?

    Currently, October is the cheapest month in which you can book a flight from Lisbon to Boston (average of C$ 861). Flying from Lisbon to Boston in July is currently the most expensive (average of C$ 1,306). 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.

See more FAQs

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Old Orchard Beach
Cape Elizabeth
Hampton
Merrimack
Ogunquit
Saugus
Braintree
Milford
Revere
Waltham
Watertown
Warwick
Lawrence
Pawtucket
Seekonk
Foxborough
Nashua
Kittery

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Why should you use Cheapflights to find cheap flight tickets from Lisbon to Boston?

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Cheapflights does show flights with no change fees to all users. To see these options for flights from Lisbon to Boston, users can toggle the no change fees filter when performing a flight search.

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Yes! Start tracking prices for Lisbon to Boston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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