$328 Cheap Flights from Boston Logan International to Lisbon

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Compare Boston Logan International to Lisbon flight deals

Find the cheapest month or even day of the year to fly to Lisbon

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Flight deals from Boston Logan International to Lisbon

Looking for a cheap last-minute deal or the best return flight from Boston Logan International Airport to Lisbon Airport? If you want to travel next month, return fares start from $580. Find the lowest prices on one-way and return tickets right here.

Lisbon.$328 per passenger.Departing Sun, 18 Oct.One-way flight with LEVEL.Outbound indirect flight with LEVEL, departs from Boston Logan International on Sun, 18 Oct, arriving in Lisbon.Price includes taxes and charges.From $328, select.

Lisbon.$370 per passenger.Departing Mon, 23 Nov.One-way flight with Azores Airlines.Outbound indirect flight with Azores Airlines, departs from Boston Logan International on Mon, 23 Nov, arriving in Lisbon.Price includes taxes and charges.From $370, select.

Lisbon.$384 per passenger.Departing Mon, 18 Jan.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Boston Logan International on Mon, 18 Jan, arriving in Lisbon.Price includes taxes and charges.From $384, select.

Lisbon.$402 per passenger.Departing Sat, 31 Oct.One-way flight with TAP Air Portugal.Outbound direct flight with TAP Air Portugal departs from Boston Logan International on Sat, 31 Oct, arriving in Lisbon.Price includes taxes and charges.From $402, select.

Lisbon.$414 per passenger.Departing Sun, 1 Nov.One-way flight with TAP Air Portugal.Outbound direct flight with TAP Air Portugal departs from Boston Logan International on Sun, 1 Nov, arriving in Lisbon.Price includes taxes and charges.From $414, select.

Lisbon.$415 per passenger.Departing Tue, 11 May.One-way flight with TAP Air Portugal.Outbound direct flight with TAP Air Portugal departs from Boston Logan International on Tue, 11 May, arriving in Lisbon.Price includes taxes and charges.From $415, select.

Lisbon.$419 per passenger.Departing Mon, 18 Jan.One-way flight with TAP Air Portugal.Outbound direct flight with TAP Air Portugal departs from Boston Logan International on Mon, 18 Jan, arriving in Lisbon.Price includes taxes and charges.From $419, select.

Lisbon.$420 per passenger.Departing Mon, 15 Mar.One-way flight with TAP Air Portugal.Outbound direct flight with TAP Air Portugal departs from Boston Logan International on Mon, 15 Mar, arriving in Lisbon.Price includes taxes and charges.From $420, select.

Lisbon.$420 per passenger.Departing Sun, 8 Aug.One-way flight with TAP Air Portugal.Outbound direct flight with TAP Air Portugal departs from Boston Logan International on Sun, 8 Aug, arriving in Lisbon.Price includes taxes and charges.From $420, select.

Lisbon.$424 per passenger.Departing Wed, 21 Apr.One-way flight with TAP Air Portugal.Outbound direct flight with TAP Air Portugal departs from Boston Logan International on Wed, 21 Apr, arriving in Lisbon.Price includes taxes and charges.From $424, select.

Lisbon.$424 per passenger.Departing Mon, 14 Dec.One-way flight with TAP Air Portugal.Outbound direct flight with TAP Air Portugal departs from Boston Logan International on Mon, 14 Dec, arriving in Lisbon.Price includes taxes and charges.From $424, select.

Lisbon.$424 per passenger.Departing Tue, 23 Feb.One-way flight with TAP Air Portugal.Outbound direct flight with TAP Air Portugal departs from Boston Logan International on Tue, 23 Feb, arriving in Lisbon.Price includes taxes and charges.From $424, select.

Lisbon.$427 per passenger.Departing Mon, 12 Jul.One-way flight with TAP Air Portugal.Outbound direct flight with TAP Air Portugal departs from Boston Logan International on Mon, 12 Jul, arriving in Lisbon.Price includes taxes and charges.From $427, select.

Lisbon.$444 per passenger.Departing Wed, 1 Sep.One-way flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Boston Logan International on Wed, 1 Sep, arriving in Lisbon.Price includes taxes and charges.From $444, select.

Lisbon.$470 per passenger.Departing Wed, 9 Jun.One-way flight with Azores Airlines.Outbound indirect flight with Azores Airlines, departs from Boston Logan International on Wed, 9 Jun, arriving in Lisbon.Price includes taxes and charges.From $470, select.

Lisbon.$478 per passenger.Departing Wed, 1 Sep.One-way flight with TAP Air Portugal.Outbound direct flight with TAP Air Portugal departs from Boston Logan International on Wed, 1 Sep, arriving in Lisbon.Price includes taxes and charges.From $478, select.

Find the cheapest month to fly from Boston Logan International to Lisbon

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Boston Logan International to Lisbon flights are currently cheapest in October.

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Direct flights from Boston Logan International to Lisbon

Boston Logan International to Lisbon: Alternative routes

Compare routes from Boston Logan International to Lisbon below. You may find an airport to fly into that's cheaper, faster, or easier than Lisbon.

Lisbon

8km from central Lisbon

ClosestCheapest

from $328

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Cascais Municipal Aerodrome

19km from central Lisbon

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Boston to Lisbon: Flight information

The things to know before you go.

Cheapest flight found	$328
Cheapest month to fly	October
Average flight time	6 hrs, 28 mins
Most popular airline	TAP Air Portugal
Average flights per week	71

Finding cheap flights from Boston Logan International to Lisbon: Frequently asked questions

How much are return flights from Boston Logan International to Lisbon?

The best price we found for a return flight from Boston Logan International to Lisbon is $572. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Boston Logan International to Lisbon?

6 hours and 28 minutes is the average flight time from Boston Logan International to Lisbon.

Which airlines fly direct from Boston Logan International to Lisbon?

TAP Air Portugal, jetBlue and airBaltic fly direct from Boston Logan International to Lisbon.

How many flights are there a week from Boston Logan International to Lisbon?

As of October 2026, there are 71 flights per week flying from Boston Logan International to Lisbon.

When is the cheapest time to fly from Boston Logan International to Lisbon?

The cheapest month to fly from Boston Logan International to Lisbon is usually November.

Which upcoming date is cheapest to fly from Boston Logan International Airport to Lisbon Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Boston Logan International Airport to Lisbon Airport on Sunday, 29 November 2026.

Can I get a direct flight from Boston Logan International Airport to Lisbon Airport?

Yes – the average flight time is 6 hours and 28 minutes.

How can I find the best flight deal to Lisbon?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Lisbon but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Lisbon?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Lisbon is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Boston Logan International Airport to Lisbon with?

Currently, Iberia and TAP Air Portugal offer the cheapest flight tickets to Lisbon.

Flying from Boston Logan International Airport (BOS) to Lisbon Airport (LIS): what you need to know

The average length of a direct flight from Boston Logan International Airport to Lisbon Airport is 6 hours 30 minutes.
Lisbon is five hours ahead of Boston and is in the UTC+0 timezone.
Choose from 18 weekly Boston Logan International Airport to Lisbon Airport flights. The 18:10 departure with TAP Air Portugal is the earliest you can take. TAP Air Portugal operates the last service of the day at 23:55.
Give yourself enough time to catch your BOS to LIS flight. It's generally best to arrive two hours before international departures and an hour ahead for domestic flights.
During popular months such as July, it's best to get to the airport earlier than normal. Arrive two hours before domestic departures and four hours ahead for international flights whenever you're flying during peak periods in general.
TAP Air Portugal is your gateway to discovering Lisbon (and maybe even some other exciting corners of Portugal!). Browse the direct flights from Boston Logan International Airport to Lisbon Airport offered by this popular airline.
The majority of passengers choose to fly with TAP Air Portugal on this route.
TAP Air Portugal leads the way as the most punctual carrier for BOS to LIS flights, with 86.46% of its services landing as scheduled.
We make it simple to book a flight with a stopover. To see your options for tickets from Boston Logan International Airport to Lisbon Airport, uncheck 'Direct flights only.' Then, pick a flight offering a stop long enough to tour the city of your choice. Worthwhile stopovers between BOS and LIS include:
- New York Newark Airport
- Philadelphia International Airport
- Ponta Delgada Airport

How to find the cheapest flights from Boston Logan International Airport (BOS) to Lisbon Airport (LIS)

$328 is currently the lowest price for a one-way Boston Logan International Airport to Lisbon Airport flight. A return flight starts from $572. These fares may change based on demand.
Score cheap tickets from BOS to LIS by booking at least five months ahead. Based on our research, that's the sweet spot for bagging a bargain.
October is the cheapest month for flights from Boston Logan International Airport to Lisbon Airport. If you want to travel during a different time of year, the 'Whole month' tool will show you the lowest airfares for every month.
Picking up cheap flights from BOS to LIS is easy with Price Alerts. Simply create one of these automatic alerts and we'll get in touch as soon as a lower fare pops up.
Choose your ideal arrival and departure times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to see the best deals on flights from Boston Logan International Airport to Lisbon Airport.

Handy information about Boston Logan International Airport (BOS)

You'll find BOS at One Harborside Drive.
75% of flights departing from Boston Logan International Airport touch down at their destination on schedule.
Boston Logan International Airport is about 8 kilometres from central Boston. If you're catching a taxi, ride-sharing or driving from the centre, it'll take 20 minutes or so to get there, depending on the traffic.
The journey on public transport takes about 25 minutes.
Get your travels off to a relaxed start by staying near BOS. Whether you're catching an early flight from Boston Logan International Airport to Lisbon Airport or just don't want to be rushed, these stays are ideal:

Arriving at Lisbon Airport (LIS)

If you're landing on a late Boston Logan International Airport to Lisbon Airport flight, few things beat the convenience of staying near the terminal. Grab your bags from the carousel and then be showered and resting soon after at one of these options near LIS:
Travel at your own pace with a Lisbon Airport rental car. Pick up your wheels from Klass Wagen, Goldcar or OK Mobility and see more of Lisbon and beyond.
To get the best deal, reserve your vehicle from Lisbon Airport around two weeks before your trip.

Getting from Lisbon Airport (LIS) to central Lisbon

Lisbon Airport to central Lisbon has a drive time of around 20 minutes. It's approximately 8 kilometres away.
Getting to the centre by public transport typically takes 25 minutes.

When to fly to Lisbon Airport (LIS)

The quietest month for a flight from Boston Logan International Airport to Lisbon Airport is March, while August is the busiest. Pick the ideal time to go to Lisbon based on whether you prefer a more fast-paced or easygoing experience.
Before locking in your flight from Boston Logan International Airport to Lisbon Airport, think about the kind of weather you like. August is the warmest month in Lisbon, with temperatures ranging from 16ºC (61ºF) to 29ºC (84ºF).
January has average temperatures of between 8ºC (46ºF) and 16ºC (61ºF). Search for cheap tickets from BOS to LIS sometime around then if you want to travel in cooler conditions.

Explore more of Portugal

Porto is just one of the many places in Portugal waiting to be discovered once you've seen Lisbon. Around 274 kilometres away to the north, popular attractions include Ribeira District, Rio Douro and Livraria Lello.
Amadora is another sought-after destination in Portugal and is around 8 kilometres north-west of Lisbon. No journey is complete without experiencing Roman Villa, Park Fantasia and Palácio dos Condes da Lousã.