There are most likely no direct flights on the Boston — Lisbon route
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Boston to Lisbon. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Boston to Lisbon, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
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There are most likely no direct flights on the Boston — Lisbon route
Boston — Lisbon
09/30/2026
Departure
Direct flight
TP218
starting at $712
Boston — Lisbon
10/01/2026
Departure
Direct flight
TP218
starting at $1,017
Boston — Lisbon
11/05/2026
Departure
Direct flight
TP218
starting at $470
Boston — Lisbon
01/01/2027
Departure
Direct flight
TP218
starting at $689
starting at $351
starting at $356
starting at $385
starting at $406
The route Boston — Lisbon is served by many carriers — 4 in total, including TAP Portugal, American Airlines, Iberia, and Virgin Atlantic. This gives passengers wide opportunities: from finding the lowest fare (from $351) to selecting flights by schedule or service class. Our service aggregates data from multiple booking systems so you can compare offers in one place. This saves time and money: no need to check dozens of sites — just pick the right option and book online.
The cheapest one-way flight from Boston to Lisbon departs on 11/05/2026, is operated by TAP Portugal and costs $351
The cheapest roundtrip flight from Boston to Lisbon departs on 04/04/2027, is operated by TAP Portugal and costs $651
Fastest flight from Boston to Lisbon takes 6h 35m
There are direct flights on this route 3 days a week: We, Th, and Fr
The distance between Boston and Lisbon is 5130km (3181 miles). There are 47 direct flights from Boston to Lisbon. The time difference between Boston and Lisbon is 5h. Flights from Boston begin at 6:05 PM. The latest flight from Boston departs at 11:20 PM
Boston is served mainly by Logan International Airport (BOS), the region’s primary international and domestic gateway, and by smaller general aviation fields nearby. Logan typically handles full-service carriers and major international airlines, while budget carriers also operate several routes; fares can be competitive but often rise during peak travel. The airport sits just across Boston Harbor, about 3–5 miles from downtown; travel options include the MBTA Silver Line bus (25–35 minutes, low single-digit fares), Blue Line + shuttle (20–30 minutes), taxis or rideshares (15–25 minutes, fares varying with traffic), and express shuttles. Pros: strong connectivity and frequent flights; cons: congestion, occasional delays, and airport fees that can add to ticket cost.
The cheapest flight ticket from Boston to Lisbon according to data for the last 48 hours costs $351
Often the best time to buy tickets from Boston to Lisbon is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Boston to Lisbon can be found flying in these months: October, September, December.
The fastest flights from Boston to Lisbon start from 6 hours 35 minutes in the air.
The following airlines operate direct flights on the route Boston — Lisbon: TAP Portugal
In different months, ticket prices from Boston to Lisbon vary: minimum — $388 (October 2026), maximum — $407 (December 2026). Typically, the flight costs $394–$795.
On the Boston — Lisbon route, ticket prices are stable. Whichever month you choose, the difference will be minimal.
There is a slight difference: it's a bit cheaper in September 2026–October 2026 (averaging $388) and slightly more in October 2026–December 2026 ($397). But overall, the difference is small.
On this route, you don't need to target specific months — prices are stable. The difference between the cheapest and most expensive period is only 2%. Book whenever it's convenient.
Monthly price variation is just 2.2%. Ticket costs on this route are among the most predictable.
We couldn't find any special offers for flights from Boston to Lisbon
Lisbon Airport (Humberto Delgado, LIS) is Portugal’s main international gateway and typically functions as the city’s premium hub, handling long-haul carriers alongside a strong presence of European network and low-cost airlines. Located about 7–8 km northeast of central Lisbon, it can be reached by metro in around 20–30 minutes (single tickets usually fall in a low fare band) or by taxi and ride-hailing services in roughly 15–25 minutes depending on traffic, with airport express buses and local buses offering cheaper alternatives. Travelers can expect a mix of modern facilities and busy peak periods; conveniences include multiple lounges and good public transport links, while drawbacks can be crowding at peak times and occasional queues at security and passport control.
