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Cheap flights from Lisbon to Boston

One-way from €336, found by travellers in the last 7 days. The live price is checked when you book.

Departure
Return
Prices for nearby dates
Thu, Nov 12Any priceFri, Nov 13Any priceSat, Nov 14€346Sun, Nov 15€336Mon, Nov 16Any priceTue, Nov 17Any priceWed, Nov 18Any priceThu, Nov 19Any price

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Booking opens on Aviasales, which shows baggage, fare rules and the live price.

Cheapest
€336
Azores Airlines, flight S4 121Found 3 days ago, 1 adult
Check live price
06:00LisbonSun, Nov 15
Travel time 8h 40m, 1 stopLISBOS
09:40BostonSun, Nov 15
€346
Azores Airlines, flight S4 135Found 3 days ago, 1 adult
Check live price
16:15LisbonSat, Nov 14
Travel time 9h 35m, 2 stopsLISBOS
20:50BostonSat, Nov 14
€346
Azores Airlines, flight S4 121Found 7 days ago, 1 adult
Check live price
06:00LisbonThu, Dec 10
Travel time 8h 40m, 1 stopLISBOS
09:40BostonThu, Dec 10
€406
Azores Airlines, flight S4 127Found yesterday, 1 adult
Check live price
17:40LisbonFri, Oct 30
Travel time 8h 40m, 1 stopLISBOS
22:20BostonFri, Oct 30
€406
Azores Airlines, flight S4 121Found yesterday, 1 adult
Check live price
06:00LisbonSat, Oct 31
Travel time 8h 40m, 1 stopLISBOS
10:40BostonSat, Oct 31

Round trips

The cheapest return tickets found recently, price for the whole trip.

Plan the rest of the trip

  • Mobile data in United StatesTravel eSIM from $4, installed before you fly.
    Compare plans
  • Getting from the airportTransfers and car hire in Boston, booked ahead at a fixed price.
    See options
  • Things to do in BostonPopular tours from $38 per person.
    See ideas
  • Travel insuranceTravel insurance quotes for United States from EKTA; check what each policy covers.
    Get a quote
  • Flight delayed?Arrived 3+ hours late, cancelled at short notice or bumped? Up to €600 per person under EU261.
    Check

Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu12345678910111213141516171819202122232425€82526€79527€75528€64129€49430€40631€406

November 2026

MoTuWeThFrSaSu1€4242–3–4–5–6–7–8–9–10–11–12–13–14€34615€33616–17–18–19–20–21–22–23–24–25–26–27–28–29–30–

December 2026

MoTuWeThFrSaSu1–2–3–4–5–6–7–8–9–10€34611–12–13–14–15–16–17–18–19–20–21–22–23–2425262728293031
€346 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Nov 15, €336.

Lowest fares by month

In the fares found this week, November has the lowest: from €336 one-way, against €406 in October. Pick a month to see its cheapest date.

  1. Oct€406
  2. Nov€336
  3. Dec€346
  4. Janno fares yet
  5. Febno fares yet
  6. Marno fares yet
  7. Aprno fares yet
  8. Mayno fares yet
  9. Junno fares yet
  10. Julno fares yet
  11. Augno fares yet
  12. Sepno fares yet
€0€200€400€600Oct€336NovDecJanFebMarAprMayJunJulAugSep
Show as a table
MonthCheapest one-wayDateStops
October€406Fri, Oct 301 stop
November€336Sun, Nov 151 stop
December€346Thu, Dec 101 stop
January 2027—
February 2027—
March 2027—
April 2027—
May 2027—
June 2027—
July 2027—
August 2027—
September 2027—

Fares and weather by month

The lowest one-way fare found for each month, next to the weather in Boston. Average daily high and low and monthly precipitation.

Oct2026NovDecJan2027FebMarAprMayJunJulAugSep
Lowest fare€406€336€346–––––––––
High °C17°11°6°3°4°8°14°19°25°28°27°23°
Low °C9°3°-2°-5°-4°-0°5°10°15°19°18°15°
Precipitation mm102931098682106928399838290

Source: Boston on Wikipedia, CC BY-SA 4.0.

Questions travellers ask

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

In the fares found this week, November has the lowest: from €336 one-way, against €406 in October.

What is the weather in Boston in November?

In November, the cheapest month to fly, the average daily high in Boston is 11 °C and the low 3 °C.

Are there direct flights from Lisbon to Boston?

None of the fares found recently are nonstop. The cheapest options have at least one stop.

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