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Flights from Shannon to Boston

Airlines Flying from Shannon to Boston

Choose from 1 carriers that fly from Shannon to Boston, including Aer Lingus, Enjoy the cheapest tickets on this route with Aer Lingus.
Aer Lingus logo Aer Lingus

Find direct flights from Shannon to Boston within the next three months. Book one-way flights from £333 or return tickets from £572.

      • Cheapest nonstop
        SNN 14:45
        7h 5m
        Direct
        BOS 16:50
        Shannon - Boston | Sun, Dec 28 | Aer Lingus
        BOS 19:25
        5h 55m
        Direct
        SNN 06:20
        Boston - Shannon | Wed, Dec 31 | Aer Lingus
        £572 £758
        25% OFF
        25% OFF
        £758 £572
      • SNN 07:50
        13h 5m
        1 stop
        BOS 15:55
        Shannon - Boston | Wed, Nov 19 | British Airways
        BOS 18:55
        11h 35m
        1 stop
        SNN 11:30
        Boston - Shannon | Wed, Nov 26 | British Airways
        £478 £758
        37% OFF
        37% OFF
        £758 £478
      • SNN 07:50
        13h 10m
        1 stop
        BOS 16:00
        Shannon - Boston | Wed, Nov 19 | Virgin Atlantic
        BOS 23:55
        14h 30m
        1 stop
        SNN 19:25
        Boston - Shannon | Wed, Nov 26 | Virgin Atlantic
        £488 £758
        36% OFF
        36% OFF
        £758 £488
      • SNN 07:50
        13h 5m
        1 stop
        BOS 15:55
        Shannon - Boston | Wed, Nov 19 | American Airlines
        BOS 19:25
        5h 55m
        Direct
        SNN 06:20
        Boston - Shannon | Wed, Nov 26 | American Airlines
        £524
        31% OFF
        £758 £524
      • SNN 07:50
        13h 5m
        1 stop
        BOS 15:55
        Shannon - Boston | Wed, Nov 19 | Finnair
        BOS 18:55
        11h 35m
        1 stop
        SNN 11:30
        Boston - Shannon | Wed, Nov 26 | Finnair
        £530
        30% OFF
        £758 £530
      • SNN 17:30
        27h 25m
        1 stop
        BOS 15:55
        Shannon - Boston | Wed, Nov 19 | Aer Lingus
        BOS 19:25
        5h 55m
        Direct
        SNN 06:20
        Boston - Shannon | Wed, Nov 26 | Aer Lingus
        £544
        28% OFF
        £758 £544
      • SNN 14:00
        22h 47m
        1 stop
        BOS 07:47
        Shannon - Boston | Fri, Nov 28 | Aer Lingus
        BOS 19:15
        19h 10m
        1 stop
        SNN 19:25
        Boston - Shannon | Sun, Nov 30 | Iberia
        £583
        23% OFF
        £758 £583
      • SNN 14:00
        13h 29m
        1 stop
        BOS 22:29
        Shannon - Boston | Fri, Nov 28 | American Airlines
        BOS 19:15
        19h 10m
        1 stop
        SNN 19:25
        Boston - Shannon | Sun, Nov 30 | British Airways
        £600
        21% OFF
        £758 £600
      • SNN 14:00
        11h
        1 stop
        BOS 20:00
        Shannon - Boston | Fri, Nov 28 | British Airways
        BOS 19:15
        16h 30m
        1 stop
        SNN 16:45
        Boston - Shannon | Sun, Nov 30 | British Airways
        £617
        19% OFF
        £758 £617
      • SNN 14:00
        24h 48m
        1 stop
        BOS 09:48
        Shannon - Boston | Fri, Nov 28 | Finnair
        BOS 19:15
        16h 30m
        1 stop
        SNN 16:45
        Boston - Shannon | Sun, Nov 30 | Finnair
        £622
        18% OFF
        £758 £622
      • SNN 13:00
        17h 25m
        1 stop
        BOS Invalid Date
        Shannon - Boston | Sun, Nov 16 | Normal Airline
        BOS 15:00
        6h
        Direct
        SNN 16:00
        Boston - Shannon | Tue, Nov 18 | Normal Airline
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Information from Shannon to Boston

The distance between Shannon and Boston is about 4,645.51km. It takes around 6 hours 45 minutes on average to fly from Shannon to Boston. The most popular month to Boston is July. The off-season for travel is November.

Cheapest one-way flight price£331
Cheapest return ticket price£478
Off-season travel monthNovember
Peak season for travelJuly
Flight distance4,645.51km
Average flight time6 hours 45 minutes
Popular airlineAer Lingus

Find the best time to fly from Shannon to Boston

The cheapest time for Shannon to Boston flights: Dec 21 to Dec 28 — one way flight prices from £330.

Cheapest flights
From price
Search
  • 916
  • 1623
  • 2330

  • Dec

    307
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

FAQ

  • How long is the flight from Shannon (SNN) to Boston (BOS)?

    It takes about 6 hours 45 minutes to fly from Shannon (SNN) to Boston (BOS).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Shannon to Boston is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • The cheapest months to fly from Shannon to Boston is November, when demand for travel is lower.
  • After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Shannon to Boston on November 27, 2025 with Aer Lingus, with prices starting at £316.
  • The time difference between Boston and Shannon is 5h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

More Flight Itineraries