Are there direct flights from Boston to Lisbon?

Yes, direct flights from Boston to Lisbon are available. Historically, approximately 15.2% of the flights on this route were direct. For flights that included stopovers, travelers typically encountered 2 stopovers on average. This indicates that while direct options exist, connecting flights are more common for this route.

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

A direct flight from Boston to Lisbon typically takes about 6 hours and 35 minutes. This duration covers a distance of approximately 5125 kilometers. For flights with one stop, the median travel time is significantly longer, averaging around 13 hours and 20 minutes. The presence of stopovers can more than double the total travel time.

Are non-stop flights from Boston to Lisbon worth the extra cost?

Historically, non-stop flights from Boston to Lisbon have been about 9% more expensive than connecting flights. The median price for a direct flight was $761, while connecting flights had a median price of $699. Direct flights accounted for approximately 20.3% of the available options. Travelers may consider the time saved against this price difference when deciding between direct and connecting options.

Flights From Boston

To Lisbon

Cheap Flights from Boston to Lisbon

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Deals from

Boston

RatePunk searches hundreds of travel sites at once for deals on flights to Lisbon

Prices updated 1 day ago

461 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated Sep 14, 2026.)

Today’s best flight deals from Boston to Lisbon

Explore current cheapest deals departing from Boston to Lisbon

2026-12-09 – 2026-12-16
BOS - Lisbon
93% AI deal score
$821
$446
Round trip
2026-11-10 – 2026-11-19
BOS - Lisbon
89% AI deal score
$595
$448
Round trip
2026-11-18 – 2026-11-24
BOS - Lisbon
90% AI deal score
$612
$448
Round trip
2026-11-16 – 2026-11-25
BOS - Lisbon
89% AI deal score
$598
$450
Round trip
2026-11-09 – 2026-11-17
BOS - Lisbon
88% AI deal score
$593
$455
Round trip
2026-11-10 – 2026-11-18
BOS - Lisbon
88% AI deal score
$595
$456
Round trip
2026-10-19 – 2026-10-27
BOS - Lisbon
92% AI deal score
$757
$458
Round trip
2027-01-16 – 2027-01-24
BOS - Lisbon
90% AI deal score
$611
$460
Round trip
2026-12-09 – 2026-12-15
BOS - Lisbon
93% AI deal score
$821
$461
Round trip
2026-11-09 – 2026-11-16
BOS - Lisbon
86% AI deal score
$607
$462
Round trip

Boston to Lisbon: Overview

Insights for flights from Boston to Lisbon

Fares for cheap flights from Boston to Lisbon typically range from $558–$1080, with a median price of $881. Right now, current fares are above the typical level, and only 8% of recent fares were classified as a good price. New deals appear almost daily, suggesting frequent opportunities to find better prices.

When considering when is the cheapest time to fly from Boston to Lisbon, February stands out with a median fare of $400. Other cost-effective months include November, with a median fare of $437, and December, where the median fare is $441. These months offer significantly lower prices compared to the overall median.

A typical journey from Boston to Lisbon takes about 18h 20m, including connections. This is a long-haul route spanning 5125 km. Most itineraries connect at least once, with the median number of stopovers for connecting flights being 2. Only 15.2% of recent fares were for direct flights from Boston to Lisbon, indicating that travelers should expect to make at least one stop.

How much is a round trip from Boston to Lisbon

Regular price: $500 - $1,106

Prices are currently below the regular range.

The regular price range for flights from Boston to Lisbon is $500 to $1106. The current lowest deal is $444 with Iberia Airlines for travel from Nov 16-Nov 25.

now $444

Low $500

High $1,106

The cheapest time to fly from Boston to Lisbon

The cheapest month to fly from Boston to Lisbon is February, with a median price of $400. The most expensive month is August, with a median price of $927. Prices are generally lower from February to December.

February

Cheapest

Flights from $400

August

Most Expensive

Flights from $927

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Boston to Lisbon

TAP Portugal

Last-minute flights going from Boston to Lisbon

Sun, Sep 20

⌛ Last-Minute

BOS - Lisbon

Boston (BOS) - Lisbon (LIS)

Air Canada

$883

$561

One-way

Tue, Sep 22

⌛ Last-Minute

BOS - Lisbon

Boston (BOS) - Lisbon (LIS)

Iberia Airlines

$882

$548

One-way

Thu, Sep 24

⌛ Last-Minute

BOS - Lisbon

Boston (BOS) - Lisbon (LIS)

Allegro

$982

$534

One-way

Thu, Sep 24

⌛ Last-Minute

BOS - Lisbon

Boston (BOS) - Lisbon (LIS)

Iberia Airlines

$944

$621

One-way

Thu, Sep 24

⌛ Last-Minute

BOS - Lisbon

Boston (BOS) - Lisbon (LIS)

Iberia Airlines

$1,039

$624

One-way

Mon, Oct 5

⌛ Last-Minute

BOS - Lisbon

Boston (BOS) - Lisbon (LIS)

Iberia Airlines

$740

$536

One-way

Biggest price drops on these dates for flights from Boston to Lisbon

7 nights

Sep 22 - Sep 29

$927 → $483

48%

5 nights

Sep 24 - Sep 29

$982 → $538

45%

3 nights

Sep 24 - Sep 27

$1,046 → $613

41%

7 nights

Sep 21 - Sep 28

$948 → $529

44%

Popular Airports to fly from Boston to Lisbon

Boston - Lisbon route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Boston to Lisbon are below the typical level at $444.

📅 Best time to fly

Fly in February for prices around $400

Historically, the cheapest month to fly from Boston to Lisbon is February, with a median price of $400.

⏱️ Flight duration

Typical flight duration is 18h 20m

The typical flight duration from Boston to Lisbon is 18 hours 20 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights are dominant on this route, with 15.2% direct flights historically.

🏆 Airline highlight

TAP Portugal offers direct flights

TAP Portugal is one airline that historically offers direct flights on this route.

🎯 Booking tip

Deals are frequent on this route

Deals from Boston to Lisbon are frequent, with 8% of recent fares considered good prices.

Boston main airports to depart from

Logan International (BOS)

Cheapest

Boston Logan International Airport is a convenient option for flights from Boston to Lisbon.

📍 ~4 km from city center (reachable by car, bus, or subway)

💸 Flights from ~$544

Lisbon main airports to arrive at

Lisbon Portela (LIS)

Cheapest

Lisbon Portela Airport is a convenient arrival choice for flights to Lisbon, offering direct access to the city.

📍 ~6 km from city center (reachable by car, metro, bus)

💸 Flights from ~$549

Airports nearby Lisbon used as alternative

Porto (OPO)

Cheapest

Porto Airport is a major international hub with extensive connectivity, useful if flights to Lisbon are unavailable or overpriced.

📍 ~275 km from Lisbon (reachable by high-speed rail and motorway, ~3 hours travel time).

💸 Flights from ~$493

Business & First Class Flight Deals to Lisbon

Discover luxury on the budget with premium cabin class on flights from Boston to Lisbon.

Elite

Best Elite deals to Lisbon

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From BOS

Elite

Nov 16

Lisbon, Portugal

94% AI deal score

$4,687

$2,318

Save $2,369

Icelandair

Business Class

From BOS

Elite

Nov 16

Lisbon, Portugal

94% AI deal score

$4,856

$2,318

Save $2,538

Icelandair

Business Class

From BOS

Elite

Nov 16

Lisbon, Portugal

94% AI deal score

$4,774

$2,318

Save $2,456

Icelandair

Business Class

From BOS

Elite

Nov 16

Lisbon, Portugal

94% AI deal score

$4,670

$2,318

Save $2,352

Icelandair

Business Class

From BOS

Elite

Nov 28

Lisbon, Portugal

94% AI deal score

$4,800

$2,366

Save $2,434

Icelandair

Business Class

From BOS

Elite

Nov 28

Lisbon, Portugal

94% AI deal score

$4,977

$2,368

Save $2,609

Icelandair

Business Class

From BOS

Elite

Nov 28

Lisbon, Portugal

94% AI deal score

$4,901

$2,368

Save $2,533

Icelandair

Business Class

From BOS

Elite

Nov 28

Lisbon, Portugal

94% AI deal score

$4,800

$2,368

Save $2,432

Icelandair

Business Class

From BOS

Elite

Nov 25

Lisbon, Portugal

94% AI deal score

$4,722

$2,428

Save $2,294

Icelandair

Business Class

From BOS

Elite

Nov 23

Lisbon, Portugal

94% AI deal score

$4,735

$2,428

Save $2,307

Icelandair

Business Class

From BOS

Elite

Nov 16

Lisbon, Portugal

94% AI deal score

$4,889

$2,431

Save $2,458

Icelandair

Business Class

From BOS

Elite

Oct 19

Lisbon, Portugal

94% AI deal score

$2,661

$1,533

Save $1,128

TAP Portugal

Business Class

Frequently Asked Questions About Flights to Lisbon

Historically, the optimal booking window for flights from Boston to Lisbon is typically 14-27 days prior to departure. During this period, the average price observed was $612. Booking within 0-6 days of departure generally saw higher average prices, around $718. For travelers planning further ahead, booking 60+ days out typically resulted in an average price of $837.

Across the trailing quarter, a good deal for a flight from Boston to Lisbon is considered to be $558 or less. This threshold represents the lowest 25% of prices observed. The median price for this route was $881, while prices around $1080 or higher were in the top 25% of observed fares. Comparing your potential fare to these historical benchmarks can help you identify a favorable price.

Historically, the cheapest months to fly from Boston to Lisbon are typically February, November, and December. February had a median price of $400, while November and December followed with median prices of $437 and $441, respectively. The annual median price for this route was $881, indicating that these months offer significant savings compared to the yearly average.

Boston to Lisbon: Overview

Insights for flights from Boston to Lisbon

How much is a round trip from Boston to Lisbon

Regular price: $500 - $1,106

Prices are currently below the regular range.

The regular price range for flights from Boston to Lisbon is $500 to $1106. The current lowest deal is $444 with Iberia Airlines for travel from Nov 16-Nov 25.

now $444

Low $500

High $1,106

The cheapest time to fly from Boston to Lisbon

February

Cheapest

Flights from $400

August

Most Expensive

Flights from $927

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Boston to Lisbon

TAP Portugal

Last-minute flights going from Boston to Lisbon

Sun, Sep 20

⌛ Last-Minute

BOS - Lisbon

Boston (BOS) - Lisbon (LIS)

Air Canada

$883

$561

One-way

Tue, Sep 22

⌛ Last-Minute

BOS - Lisbon

Boston (BOS) - Lisbon (LIS)

Iberia Airlines

$882

$548

One-way

Thu, Sep 24

⌛ Last-Minute

BOS - Lisbon

Boston (BOS) - Lisbon (LIS)

Allegro

$982

$534

One-way

Thu, Sep 24

⌛ Last-Minute

BOS - Lisbon

Boston (BOS) - Lisbon (LIS)

Iberia Airlines

$944

$621

One-way

Thu, Sep 24

⌛ Last-Minute

BOS - Lisbon

Boston (BOS) - Lisbon (LIS)

Iberia Airlines

$1,039

$624

One-way

Mon, Oct 5

⌛ Last-Minute

BOS - Lisbon

Boston (BOS) - Lisbon (LIS)

Iberia Airlines

$740

$536

One-way

Biggest price drops on these dates for flights from Boston to Lisbon

7 nights

Sep 22 - Sep 29

$927 → $483

48%

5 nights

Sep 24 - Sep 29

$982 → $538

45%

3 nights

Sep 24 - Sep 27

$1,046 → $613

41%

7 nights

Sep 21 - Sep 28

$948 → $529

44%

Popular Airports to fly from Boston to Lisbon

Boston - Lisbon route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Boston to Lisbon are below the typical level at $444.

📅 Best time to fly

Fly in February for prices around $400

Historically, the cheapest month to fly from Boston to Lisbon is February, with a median price of $400.

⏱️ Flight duration

Typical flight duration is 18h 20m

The typical flight duration from Boston to Lisbon is 18 hours 20 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights are dominant on this route, with 15.2% direct flights historically.

🏆 Airline highlight

TAP Portugal offers direct flights

TAP Portugal is one airline that historically offers direct flights on this route.

🎯 Booking tip

Deals are frequent on this route

Deals from Boston to Lisbon are frequent, with 8% of recent fares considered good prices.

Boston main airports to depart from

Logan International (BOS)

Cheapest

Boston Logan International Airport is a convenient option for flights from Boston to Lisbon.

📍 ~4 km from city center (reachable by car, bus, or subway)

💸 Flights from ~$544

Lisbon main airports to arrive at

Lisbon Portela (LIS)

Cheapest

Lisbon Portela Airport is a convenient arrival choice for flights to Lisbon, offering direct access to the city.

📍 ~6 km from city center (reachable by car, metro, bus)

💸 Flights from ~$549

Airports nearby Lisbon used as alternative

Porto (OPO)

Cheapest

Porto Airport is a major international hub with extensive connectivity, useful if flights to Lisbon are unavailable or overpriced.

Lisbon, Portugal

94% AI deal score

$2,661

$1,533

Save $1,128

TAP Portugal

Business Class

Frequently Asked Questions About Flights to Lisbon

Cheap Flights from Boston to Lisbon

Today’s best flight deals from Boston to Lisbon

Boston to Lisbon: Overview

Insights for flights from Boston to Lisbon

How much is a round trip from Boston to Lisbon

The cheapest time to fly from Boston to Lisbon

Direct flights from Boston to Lisbon

Last-minute flights going from Boston to Lisbon

Biggest price drops on these dates for flights from Boston to Lisbon

Popular Airports to fly from Boston to Lisbon

Boston - Lisbon route insights

Recent fares are below the typical level

Fly in February for prices around $400

Typical flight duration is 18h 20m

Connecting flights are dominant

TAP Portugal offers direct flights

Deals are frequent on this route

Boston main airports to depart from

Lisbon main airports to arrive at

Airports nearby Lisbon used as alternative

Business & First Class Flight Deals to Lisbon

Best Elite deals to Lisbon

Nov 16

Nov 16

Nov 16

Nov 16

Nov 28

Nov 28

Nov 28

Nov 28

Nov 25

Nov 23

Nov 16

Oct 19

Frequently Asked Questions About Flights to Lisbon

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

How do I know if a Boston to Lisbon flight is a good deal?

What's the best month to fly from Boston to Lisbon?

Are there direct flights from Boston to Lisbon?

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

Are non-stop flights from Boston to Lisbon worth the extra cost?

Related routes

More routes from Boston

Flights to Lisbon from other cities

Boston to Lisbon: Overview

Insights for flights from Boston to Lisbon

How much is a round trip from Boston to Lisbon

The cheapest time to fly from Boston to Lisbon

Direct flights from Boston to Lisbon

Last-minute flights going from Boston to Lisbon

Biggest price drops on these dates for flights from Boston to Lisbon

Popular Airports to fly from Boston to Lisbon

Boston - Lisbon route insights

Recent fares are below the typical level

Fly in February for prices around $400

Typical flight duration is 18h 20m

Connecting flights are dominant

TAP Portugal offers direct flights

Deals are frequent on this route

Boston main airports to depart from

Lisbon main airports to arrive at

Airports nearby Lisbon used as alternative

Business & First Class Flight Deals to Lisbon

Best Elite deals to Lisbon

Nov 16

Nov 16

Nov 16

Nov 16

Nov 28

Nov 28

Nov 28

Nov 28

Nov 25

Nov 23

Nov 16

Oct 19

Frequently Asked Questions About Flights to Lisbon

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

How do I know if a Boston to Lisbon flight is a good deal?

What's the best month to fly from Boston to Lisbon?