$279 Cheap Flights from Boston (BOS) to Lisbon (LIS)

View $279 flight on Wed, Oct 15, 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Humberto Delgado Airport (LIS)

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Find available prices by choosing your travel dates.

Cheap Flights from Boston to Lisbon (BOS-LIS)

Prices were available within the past 7 days and start at $279 for one-way flights and $385 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fly Play
Thu, Nov 27 - Fri, Dec 5
BOS
Boston
LIS
Lisbon
$385 Roundtrip, found 5 hours ago
$385
Roundtrip
found 5 hours ago
Select Fly Play flight, departing Thu, Nov 27 from Boston to Lisbon, returning Fri, Dec 5, priced at $385 found 5 hours ago
Scandinavian Airlines
Sun, Oct 26 - Mon, Nov 3
BOS
Boston
LIS
Lisbon
$447 Roundtrip, found 14 hours ago
$447
Roundtrip
found 14 hours ago
Select Scandinavian Airlines flight, departing Sun, Oct 26 from Boston to Lisbon, returning Mon, Nov 3, priced at $447 found 14 hours ago
British Airways
Tue, Sep 23 - Thu, Sep 25
BOS
Boston
LIS
Lisbon
$503 Roundtrip, found 23 hours ago
$503
Roundtrip
found 23 hours ago
Select British Airways flight, departing Tue, Sep 23 from Boston to Lisbon, returning Thu, Sep 25, priced at $503 found 23 hours ago
Icelandair
Wed, Feb 18 - Sun, Mar 1
BOS
Boston
LIS
Lisbon
$570 Roundtrip, found 5 hours ago
$570
Roundtrip
found 5 hours ago
Select Icelandair flight, departing Wed, Feb 18 from Boston to Lisbon, returning Sun, Mar 1, priced at $570 found 5 hours ago
Virgin Atlantic
Sun, Nov 9 - Thu, Nov 20
BOS
Boston
LIS
Lisbon
$584 Roundtrip, just found
$584
Roundtrip
just found
Select Virgin Atlantic flight, departing Sun, Nov 9 from Boston to Lisbon, returning Thu, Nov 20, priced at $584 just found
Delta
Sun, Nov 9 - Thu, Nov 20
BOS
Boston
LIS
Lisbon
$584 Roundtrip, just found
$584
Roundtrip
just found
Select Delta flight, departing Sun, Nov 9 from Boston to Lisbon, returning Thu, Nov 20, priced at $584 just found
TAP Portugal
Thu, Oct 30 - Sat, Nov 15
BOS
Boston
LIS
Lisbon
$600 Roundtrip, just found
$600
Roundtrip
just found
Select TAP Portugal flight, departing Thu, Oct 30 from Boston to Lisbon, returning Sat, Nov 15, priced at $600 just found
KLM
Sun, Nov 9 - Thu, Nov 20
BOS
Boston
LIS
Lisbon
$636 Roundtrip, just found
$636
Roundtrip
just found
Select KLM flight, departing Sun, Nov 9 from Boston to Lisbon, returning Thu, Nov 20, priced at $636 just found
Aer Lingus
Sun, Nov 9 - Tue, Nov 25
BOS
Boston
LIS
Lisbon
$649 Roundtrip, found 19 hours ago
$649
Roundtrip
found 19 hours ago
Select Aer Lingus flight, departing Sun, Nov 9 from Boston to Lisbon, returning Tue, Nov 25, priced at $649 found 19 hours ago
Air Canada
Wed, Oct 8 - Thu, Oct 23
BOS
Boston
LIS
Lisbon
$652 Roundtrip, found 2 days ago
$652
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Oct 8 from Boston to Lisbon, returning Thu, Oct 23, priced at $652 found 2 days ago

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS) cost?
You can book cheap return tickets starting from $664 from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a TAP Portugal flight leaving BOS on May 13 2025 and touching down at LIS. The price was last updated on April 22 2025 and has not changed since.
What is the cheapest month to fly from BOS to LIS?
The cheapest flights from BOS to LIS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS)?
When flying out of Logan Intl. Airport (BOS), you can get on a direct flight to Humberto Delgado Airport (LIS) with TAP Portugal.
What is the cheapest airline that flies from BOS to LIS?
Currently, the cheapest carrier offering one-way flights from BOS to LIS is TAP Portugal. You can take off on this route from $352. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BOS on July 14 2025. Prices were last updated on April 22 2025 and have not changed since.
How many flights per day from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS)?
On average, you’ll only find 1 direct flight departing from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS) per day. If this isn’t convenient for you, think about flights with a layover. Just customize your search results on Expedia to include one or more stops to discover a better alternative.
What are the most popular departure times for flights from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS)?
Flights between BOS and LIS are their busiest at 6 PM. For a quieter experience and potentially cheaper tickets, choose a departure outside the usual busy windows.
What day of the week has the most flights from BOS to LIS?
If you travel on a Friday, you’ll get the biggest range of choices for flights from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS).
What is the earliest flight from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS)?
Catch the earliest flight at around 6:10PM UTC-5, heading out of Logan Intl. Airport (BOS). You’ll be flying for about 6h 25m, coming in to land at Humberto Delgado Airport (LIS) at approximately 5:35AM UTC+0.
How long does it take to fly from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS)?
The average flight duration from BOS to LIS is 6 hours and 25 minutes, covering a distance of 3,200 mi.
What airline has the least delays from BOS to LIS?
Consider traveling with Delta Air Lines if you’d like to go straight from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS) without any holdups. This carrier has the best track record for punctuality, with an on-time performance of 86%. Want real-time updates? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS)?
Choose a flight from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS) that takes off before 3 PM to reduce the likelihood of delays. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Lisbon District from Logan Intl. Airport (BOS)?
Browse your flight options from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS). This is the only airport in Lisbon District you can touch down at if you’re taking a direct flight.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS) last-minute?
Booking your ticket from BOS to LIS shortly before your journey is generally more expensive. However, if there’s some wiggle room with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a BOS to LIS flight and hotel package?
You’ll typically save money by securing a BOS to LIS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s easy to manage it all in one place. Once you’ve selected your ideal accommodations and flights, consider adding extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Humberto Delgado Airport (LIS)?
If you reserved your BOS to LIS flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.
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