Are these the guaranteed airline ticket prices?

No. AirHint displays the lowest fares we found in a recent search. Airlines change prices often; confirm the total on the booking site before you pay.

How current are these prices?

Results refresh when you open or revisit this page. Last snapshot: Jul 11, 2026.

Where do I complete my booking?

Use the price buttons to continue on our booking partner's site. AirHint surfaces fares; ticketing is completed with the airline or agency.

Cheapest one-way flights from Boston (BOS) to Lisbon (LIS), October

Select a price to book. see full year.

Dates, airline, and price
Dates	Airline	Price
21 Oct	LEVEL
16 Oct	Icelandair
17 Oct	Frontier Airlines
21 Oct	TAP Direct Flight
01 Oct	Icelandair
17 Oct	TAP Direct Flight
11 Oct	Air France Direct Flight
01 Oct	TAP Direct Flight
09 Oct	TAP Direct Flight

deals for return flights from Boston to Lisbon in October.

Book a cheap hotel in Lisbon

Cheap car rent in Lisboa

Updated Jul 11, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Find your flight now

Feel free to contact us with any feedback or request another flight research.

Cheapest one-way flights from Boston (BOS) to Lisbon (LIS), October

About these fares

Sign In

User Name