Cheap flights from Boston to Lisbon
Fares from $326 in March 2027. Compare every month below, then book with the site you like.
Search Boston → Lisbon flightsCheapest Boston to Lisbon fares by month
Lowest price per person found in recent searches. Prices change often and are checked when you book.
- December 2026Dec 9 · one way · FI · 2 stops$345See deal
- March 2027Mar 15 · one way · TP · Direct$326See deal
- May 2027May 15 · one way · S4 · 1 stop$391See deal
Boston to Lisbon at a glance
- Distance3,185 miles
- Nonstop flight timeabout 7h 15m
- Cheapest monthMarch 2027
- Airport codesBOS → LIS
Plan your Lisbon trip
Travel guides
- Destinations10-Day Europe Itinerary for First-Timers: Two Classic Routes
- Things to doThings to Do in Lisbon: Neighborhoods, Food and Day Trips
- Cheap flightsCheapest Time to Fly to Europe from the US
Frequently asked questions
- How much is a flight from Boston to Lisbon?
- The cheapest fare we found recently is $326 per person, departing Mar 15 on TP. Prices change daily, so search your dates to see today's fares.
- What is the cheapest month to fly from Boston to Lisbon?
- March 2027 is currently the cheapest month, from $326. May 2027 is the most expensive, from $391.
- Are there direct flights from Boston to Lisbon?
- Yes. Recent searches found nonstop fares from $326.
- Which airlines fly from Boston to Lisbon?
- The cheapest recent fares on this route were on FI, TP, S4.
- How long is the flight from Boston to Lisbon?
- Boston and Lisbon are about 3,185 miles apart, so a nonstop flight takes roughly 7h 15m. Flights with a stop take longer, depending on the connection.
- Do I need a passport to fly from Boston to Lisbon?
- Yes. Lisbon is in Portugal, so you need a valid passport, and some countries also ask for a visa or an online travel authorization. Check the entry rules for your nationality before you book.
- How do I find the cheapest flight from Boston to Lisbon?
- Search your dates on Gotoesy. We list fares from several booking sites sorted cheapest first, show nearby dates when your day has no saved fare, and send you straight to the seller to book.
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