What is the cheapest month to fly from Lisbon to Boston?

Based on current 6-month forward fare data, November 2026 is the cheapest month to fly from Lisbon (LIS) to Boston (BOS), with fares starting from $382.

What is the lowest current fare from LIS to BOS?

The lowest currently-listed fare from Lisbon (LIS) to Boston (BOS) is $382 on 2026-11-21.

How long is the flight from Lisbon to Boston?

Direct flights from LIS to BOS cover approximately 5,126 km (3,185 miles), with an estimated flight time of 6h 2m. Operating airlines: DL, TP.

Cheap flights from Lisbon to Boston

Cheapest current fares: $382 in November 2026, 5,126 km direct flight in ~6h 2m.

Last updated August 7, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Lisbon (LIS) to Boston (BOS). Refreshed daily.

Lisbon (LIS) → Boston (BOS)

November 2026 $382
September 2026 $416
August 2026 $455

Frequently asked questions

What is the cheapest month to fly from Lisbon to Boston?

Based on current 6-month forward fare data, November 2026 is the cheapest month to fly from Lisbon (LIS) to Boston (BOS), with fares starting from $382.
What is the lowest current fare from LIS to BOS?

The lowest currently-listed fare from Lisbon (LIS) to Boston (BOS) is $382 on 2026-11-21.
How long is the flight from Lisbon to Boston?

Direct flights from LIS to BOS cover approximately 5,126 km (3,185 miles), with an estimated flight time of 6h 2m. Operating airlines: DL, TP.

Related guides for this route

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