Which airport is the most popular layover for flights between Boston and Lisbon?

Reykjavik (KEF) was the most common stop: 24% of momondo users choosing 1-stop flights on this route connected there.

How many flights depart from Boston to Lisbon on average per day?

The number of flights available between Boston and Lisbon is 6 per day as of October 2025. The most frequent departure time is 11:00PM, with 100% of daily flights leaving in the evening.

What airlines fly to Lisbon?

TAP AIR PORTUGAL, Delta and Air France are the top three most popular airlines that fly to Lisbon from Boston according to our data. TAP AIR PORTUGAL is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 23 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

Which airline has the best punctuality record on Boston to Lisbon flights?

According to our data, Air France have had the least number of delays on this route over the last 12 months; with about 18% of their flights experiencing any sort of delay.

How many flights depart from Boston to Lisbon on average per week?

As of October 2025, there are 48 flights per week flying from Boston to Lisbon. The most common day of the week flights depart is Thu, with 19% of flights taking off on this day.

What is the most punctual flight time for Boston to Lisbon flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which layover airport offers the lowest fares from Boston to Lisbon?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $442.

How often are flights from Boston to Lisbon delayed?

Historically, on average around 20% of flights between Boston and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 134 minutes.

Which layover airport has the shortest connection time from Boston to Lisbon?

Zurich (ZRH) has the shortest average layover time for this route: 1h 15m.

What is the cheapest airline that flies from Boston Logan Intl to Lisbon Humberto Delgado?

TAP AIR PORTUGAL, Aer Lingus, and LEVEL are the most popular carriers operating from Boston Logan Intl to Lisbon Humberto Delgado

Which layover airport has the shortest travel time from Boston to Lisbon?

Flights connecting via Porto (OPO) have the shortest average one-way travel time: 9h 00m.

When did momondo last update prices for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport?

Prices for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport were last updated today.

How many operators does momondo search for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport?

The number of operators available for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport is 23 as of October 2025.

How old do you have to be to fly from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport.

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

The travel and health documents you'll need for your trip to Lisbon Humberto Delgado Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$306 Cheap Flights from Boston to Lisbon in 2025/26

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10:15 am - 3:15 pmBOS-LIS

24h 00m2 stops

8:00 am - 6:35 pmLIS-BOS

15h 35m2 stops

$483Multiple Airlines

Find Deal

Wed, Feb 11 - Wed, Feb 18

10:40 pm - 4:55 pmBOS-LIS

13h 15m1 stop

1:55 pm - 8:55 pmLIS-BOS

12h 00m1 stop

$485Iberia

Find Deal

Sun, Jan 18 - Thu, Jan 29

5:10 pm - 10:10 amBOS-LIS

12h 00m1 stop

10:50 am - 6:59 pmLIS-BOS

13h 09m1 stop

$486Aer Lingus

Find Deal

Fri, Dec 12 - Sat, Jan 10

4:20 pm - 7:40 pmBOS-LIS

22h 20m2 stops

9:45 pm - 3:57 pmLIS-BOS

23h 12m2 stops

$487Multiple Airlines

Find Deal

Mon, Nov 17 - Sat, Nov 22

9:59 am - 2:55 pmBOS-LIS

23h 56m2 stops

4:55 pm - 6:59 pmLIS-BOS

31h 04m2 stops

$488Scandinavian Airlines

Find Deal

Thu, Nov 13 - Wed, Dec 3

8:45 pm - 8:55 amBOS-LIS

55h 10m2 stops

4:55 pm - 4:39 pmLIS-BOS

52h 44m2 stops

$489Scandinavian Airlines

Find Deal

Mon, Feb 16 - Sun, Feb 22

11:35 am - 8:20 pmBOS-LIS

27h 45m1 stop

9:20 pm - 5:50 pmLIS-BOS

25h 30m1 stop

$491Icelandair

Find Deal

Sat, Nov 29 - Thu, Jan 15

5:10 pm - 10:10 amBOS-LIS

12h 00m1 stop

10:50 am - 6:55 pmLIS-BOS

13h 05m1 stop

$494Aer Lingus

Find Deal

Mon, Nov 10 - Mon, Nov 17

10:40 pm - 8:30 amBOS-LIS

28h 50m1 stop

2:00 pm - 8:55 pmLIS-BOS

11h 55m1 stop

$499LEVEL

Find Deal

Thu, Feb 26 - Mon, Mar 2

11:30 pm - 9:20 pmBOS-LIS

16h 50m1 stop

3:00 pm - 10:10 pmLIS-BOS

12h 10m1 stop

$510Icelandair

Find Deal

Wed, Apr 8 - Thu, Apr 16

Aer Lingus flights from Boston to Lisbon

Our best Aer Lingus deals on Boston to Lisbon flight tickets

Aer Lingus

Dec 12

BOS5:10 pmBoston Logan Intl

12h 00m

1 stop

LIS10:10 amLisbon Humberto Delgado

Jan 10

LIS10:50 amLisbon Humberto Delgado

13h 09m

1 stop

BOS6:59 pmBoston Logan Intl

$486

Find similar

Aer Lingus

Nov 10

BOS5:10 pmBoston Logan Intl

12h 00m

1 stop

LIS10:10 amLisbon Humberto Delgado

Nov 17

LIS10:50 amLisbon Humberto Delgado

13h 05m

1 stop

BOS6:55 pmBoston Logan Intl

$494

Find similar

Aer Lingus

Jan 31

BOS5:10 pmBoston Logan Intl

20h 05m

1 stop

LIS6:15 pmLisbon Humberto Delgado

Feb 7

LIS10:50 amLisbon Humberto Delgado

13h 09m

1 stop

BOS6:59 pmBoston Logan Intl

$500

Find similar

Icelandair flights from Boston to Lisbon

Our best Icelandair deals on Boston to Lisbon flight tickets

Icelandair

Nov 29

BOS11:35 amBoston Logan Intl

27h 45m

1 stop

LIS8:20 pmLisbon Humberto Delgado

Jan 15

LIS9:20 pmLisbon Humberto Delgado

25h 30m

1 stop

BOS5:50 pmBoston Logan Intl

$491

Find similar

Icelandair

Apr 8

BOS11:30 pmBoston Logan Intl

16h 50m

1 stop

LIS9:20 pmLisbon Humberto Delgado

Apr 16

LIS3:00 pmLisbon Humberto Delgado

12h 10m

1 stop

BOS10:10 pmBoston Logan Intl

$510

Find similar

Icelandair

Nov 19

BOS7:50 pmBoston Logan Intl

19h 30m

1 stop

LIS8:20 pmLisbon Humberto Delgado

Dec 7

LIS9:20 pmLisbon Humberto Delgado

25h 30m

1 stop

BOS5:50 pmBoston Logan Intl

$512

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Wed 2/11

10:15 am-3:15 pm

2 stops24h 00m

Lisbon Humberto Delgado

Wed 2/18

8:00 am-6:35 pm

2 stops15h 35m

$483

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Sun 1/18

10:40 pm-4:55 pm

1 stop13h 15m

Lisbon Humberto Delgado

Thu 1/29

1:55 pm-8:55 pm

1 stop12h 00m

$485

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Fri 12/12

5:10 pm-10:10 am

1 stop12h 00m

Lisbon Humberto Delgado

Sat 1/10

10:50 am-6:59 pm

1 stop13h 09m

$486

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Mon 11/17

4:20 pm-7:40 pm

2 stops22h 20m

Lisbon Humberto Delgado

Sat 11/22

9:45 pm-3:57 pm

2 stops23h 12m

$487

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Thu 11/13

9:59 am-2:55 pm

2 stops23h 56m

Lisbon Humberto Delgado

Wed 12/3

4:55 pm-6:59 pm

2 stops31h 04m

$488

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Mon 2/16

8:45 pm-8:55 am

2 stops55h 10m

Lisbon Humberto Delgado

Sun 2/22

4:55 pm-4:39 pm

2 stops52h 44m

$489

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Sat 11/29

11:35 am-8:20 pm

1 stop27h 45m

Lisbon Humberto Delgado

Thu 1/15

9:20 pm-5:50 pm

1 stop25h 30m

$491

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Mon 11/10

5:10 pm-10:10 am

1 stop12h 00m

Lisbon Humberto Delgado

Mon 11/17

10:50 am-6:55 pm

1 stop13h 05m

$494

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Thu 2/26

10:40 pm-8:30 am

1 stop28h 50m

Lisbon Humberto Delgado

Mon 3/2

2:00 pm-8:55 pm

1 stop11h 55m

$499

BostonLisbon

BOS - LIS

BOSLIS

Boston Logan Intl

Wed 4/8

11:30 pm-9:20 pm

1 stop16h 50m

Lisbon Humberto Delgado

Thu 4/16

3:00 pm-10:10 pm

1 stop12h 10m

$510

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How to get the cheapest flight ticket from Boston to Lisbon

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Layovers

Other information

What is the cheapest month to fly to Lisbon?

In general, February is the cheapest month to fly from Boston to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $641. If you are unable to visit Lisbon during the month of February, then departing from Boston during the month January is also very affordable. Most momondo users find prices during this month for around $650.

What is the cheapest day to depart on your flight to Lisbon?

Our data shows that Wednesday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $780. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Boston to Lisbon for around $867.

What is the cheapest time of day to depart on your flight to Lisbon?

The cheapest time of day to fly to Lisbon is at noon when flights can be purchased for as low as $351. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $821 on average. Flights to Lisbon from Boston in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Boston Logan Intl to Lisbon Humberto Delgado flight route?

Fly from Boston Logan Intl to Lisbon Humberto Delgado for the best Boston Logan Intl - Lisbon Humberto Delgado flight prices

How far in advance should I book a flight to Lisbon?

You are more likely to see cheaper flights to Lisbon from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $784 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Boston for as low as $710 on momondo.

What cabin class options are available on Boston Logan Intl to Lisbon Humberto Delgado flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to Lisbon Humberto Delgado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Boston to Lisbon flight prices changed over time?

As of October 2025, prices for Boston to Lisbon flights are approximately 10% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Lisbon

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Lisbon according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boston to Lisbon (BOS to LIS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Lisbon

Best Price Found	$260
Fastest flight time	6h 25m
Direct flights	Every day
Airports in Lisbon	1 airport

The best one-way flight to Lisbon from Boston in the past 72 hours is $260. The best round-trip flight deal from Boston to Lisbon found on momondo in the last 72 hours is $502.

The fastest flight from Boston to Lisbon takes 6h 25m

Direct flights go from Boston to Lisbon every day.

There is 1 airport near Lisbon: Lisbon Humberto Delgado (LIS)

Search flight deals

How far is Boston Logan Intl to Lisbon Humberto Delgado by plane?
Lisbon Humberto Delgado is 3186.3 mi away from Boston Logan Intl. Typically, this will take 10h 45m by plane in normal conditions.
When did momondo last update prices for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport?
Prices for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport were last updated today.
How many operators does momondo search for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport?
The number of operators available for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport is 23 as of October 2025.
How old do you have to be to fly from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The travel and health documents you'll need for your trip to Lisbon Humberto Delgado Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Boston to Lisbon?
momondo data reveals that the most frequently booked plane model on the route from Boston to Lisbon is Airbus A321neo, representing 34.89% of all bookings. The subsequent popular models are Airbus A330-900neo at 27.26%, Boeing 767-300 (winglets) at 27.09%, and Airbus A330-200 at 1.60%.
What is the most popular airline from Boston to Lisbon?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Boston to Lisbon is TAP AIR PORTUGAL (48% of total bookings). The next most popular airlines are Delta (18%), Air France (9%), and KLM (6%).

Best airlines flying from Boston to Lisbon

Compare and see reviews for airlines that fly from Boston to Lisbon with momondo

Airline	Rating	Free Cancellation	Price
Vueling	PriceFrom $165	Free Cancellation	Rating 7.1 1,204 reviews	Search Vueling flights
LEVEL	PriceFrom $228	Free Cancellation	Rating 0.0	Search LEVEL flights
PLAY	PriceFrom $333	Free Cancellation	Rating 7.0 103 reviews	Search PLAY flights
Iberia	PriceFrom $343	Free Cancellation	Rating 7.0 3,001 reviews	Search Iberia flights
Scandinavian Airlines	PriceFrom $381	Free Cancellation	Rating 7.4 1,543 reviews	Search Scandinavian Airlines flights
Icelandair	PriceFrom $402	Free Cancellation	Rating 7.1 562 reviews	Search Icelandair flights
LEVEL	PriceFrom $405	Free Cancellation	Rating 0.0 0 reviews	Search LEVEL flights
American Airlines	PriceFrom $426	Free Cancellation	Rating 7.2 11,033 reviews	Search American Airlines flights
Aer Lingus	PriceFrom $439	Free Cancellation	Rating 7.2 1,360 reviews	Search Aer Lingus flights
Azores Airlines	PriceFrom $462	Free Cancellation	Rating 7.4 82 reviews	Search Azores Airlines flights

Emirates Flights From Boston to Lisbon
Emirates is one of the most popular airlines flying from Boston to Lisbon, operating 3 flights/week on average for this route. A good Emirates flight deal for Boston to Lisbon starts from $637 round-trip, up to an average price of $831. Our users have rated Emirates at 8.1/10.
KLM Flights From Boston to Lisbon
$614 is the best KLM flight deal from Boston to Lisbon found on momondo over the last 72 hours. The average KLM ticket price found was closer to $794, however, with flight time and availability significantly affecting the price. KLM (7.7/10 from 1,406 user reviews) flies into Lisbon from Boston 6 times in an average week so prices can vary.

Sintra

Fátima

Ericeira

Nazaré

Oeiras

Setúbal

Peniche

Estoril

Leiria

Sesimbra

Tomar

Almada

Evora

Zambujeira do Mar

Batalha

Figueira da Foz

Óbidos

Torres Vedras

Comporta

Sines

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Lisbon?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Lisbon for you.

Can I find flights from Boston to Lisbon with flexible booking policies on momondo?

All flight searches from Boston to Lisbon on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to Lisbon?

momondo helps you find the best flight between Boston and Lisbon by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Lisbon right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Lisbon, momondo offers a useful price alert feature which will track prices for flights to Lisbon from Boston and alert you when they change.

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Cheap flights from Boston to Lisbon from $306

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Lisbon departing on 11/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Boston to Lisbon

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Lisbon?

What is the cheapest day to depart on your flight to Lisbon?

Our data shows that Wednesday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $780. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Boston to Lisbon for around $867.

What is the cheapest time of day to depart on your flight to Lisbon?

What is the cheapest Boston Logan Intl to Lisbon Humberto Delgado flight route?

Fly from Boston Logan Intl to Lisbon Humberto Delgado for the best Boston Logan Intl - Lisbon Humberto Delgado flight prices

How far in advance should I book a flight to Lisbon?

What cabin class options are available on Boston Logan Intl to Lisbon Humberto Delgado flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to Lisbon Humberto Delgado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Boston to Lisbon flight prices changed over time?

As of October 2025, prices for Boston to Lisbon flights are approximately 10% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Boston Logan Intl to Lisbon Humberto Delgado?

TAP AIR PORTUGAL, Aer Lingus, and LEVEL are the most popular carriers operating from Boston Logan Intl to Lisbon Humberto Delgado

What airlines fly to Lisbon?

How often are flights from Boston to Lisbon delayed?

Historically, on average around 20% of flights between Boston and Lisbon have experienced a delay on any given week. The average delay length over the past 12 months has been 134 minutes.

What is the most punctual flight time for Boston to Lisbon flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Boston to Lisbon flights?

According to our data, Air France have had the least number of delays on this route over the last 12 months; with about 18% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Boston and Lisbon?

Reykjavik (KEF) was the most common stop: 24% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Boston to Lisbon?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $442.

Which layover airport has the shortest travel time from Boston to Lisbon?

Flights connecting via Porto (OPO) have the shortest average one-way travel time: 9h 00m.

Which layover airport has the shortest connection time from Boston to Lisbon?

Zurich (ZRH) has the shortest average layover time for this route: 1h 15m.

How many flights depart from Boston to Lisbon on average per day?

The number of flights available between Boston and Lisbon is 6 per day as of October 2025. The most frequent departure time is 11:00PM, with 100% of daily flights leaving in the evening.

How many flights depart from Boston to Lisbon on average per week?

As of October 2025, there are 48 flights per week flying from Boston to Lisbon. The most common day of the week flights depart is Thu, with 19% of flights taking off on this day.

When to book flights from Boston to Lisbon

Cheap Boston to Lisbon (BOS to LIS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Lisbon

Best Price Found

Fastest flight time

Direct flights

Airports in Lisbon

How far is Boston Logan Intl to Lisbon Humberto Delgado by plane?

When did momondo last update prices for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport?

How many operators does momondo search for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport?

How old do you have to be to fly from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport?

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

What is the most popular plane model from Boston to Lisbon?

What is the most popular airline from Boston to Lisbon?

Best airlines flying from Boston to Lisbon

Compare and see reviews for airlines that fly from Boston to Lisbon with momondo

Emirates Flights From Boston to Lisbon

KLM Flights From Boston to Lisbon

Traveling to a place near Lisbon?

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Lisbon?

Can I find flights from Boston to Lisbon with flexible booking policies on momondo?