BOS - BFS

$284 Find Cheap Flights from Boston to Belfast - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest one-way
$284
Typical prices: $326-$326
Multiple Airlines
Sat 11/17
BOS - BFS • 2 stops
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Flight Deals
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Flight Deals

Cheap Flights from Boston to Belfast Intl (BOS-BFS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Boston to Belfast Intl

Tue, Dec 1 - Sat, Dec 5
Multiple Airlines Logo
7:50 pm - 6:05 pmBOS  Boston Logan Intl-BFS Belfast Intl
17h 15m3 stops Reykjavik Keflavik Intl Dublin Birmingham
Multiple Airlines Logo
1:00 pm - 2:00 pmBFS  Belfast Intl-BOS Boston Logan Intl
30h 00m3 stops Manchester Barcelona-El Prat Lisbon Humberto Delgado
$811Multiple Airlines
Tue, Dec 1 - Sat, Dec 5
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9:20 pm - 6:50 pmBOS  Boston Logan Intl-BFS Belfast Intl
16h 30m2 stops Dublin Paris Charles de Gaulle
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1:00 pm - 2:00 pmBFS  Belfast Intl-BOS Boston Logan Intl
30h 00m3 stops Manchester Barcelona-El Prat Lisbon Humberto Delgado
$814Multiple Airlines
Mon, Nov 30 - Tue, Dec 15
Multiple Airlines Logo
7:50 pm - 8:10 pmBOS  Boston Logan Intl-BFS Belfast Intl
19h 20m3 stops Reykjavik Keflavik Intl Dublin London Stansted
Multiple Airlines Logo
6:40 am - 7:02 pmBFS  Belfast Intl-BOS Boston Logan Intl
17h 22m2 stops London Stansted Montreal Pierre Elliott Trudeau Intl
$823Multiple Airlines
Tue, Nov 24 - Mon, Nov 30
Multiple Airlines Logo
7:50 pm - 8:10 pmBOS  Boston Logan Intl-BFS Belfast Intl
19h 20m2 stops Reykjavik Keflavik Intl London Gatwick
Multiple Airlines Logo
4:45 pm - 5:50 pmBFS  Belfast Intl-BOS Boston Logan Intl
30h 05m3 stops Liverpool J. Lennon Kastrup Copenhagen Reykjavik Keflavik Intl
$846Multiple Airlines
Thu, Dec 10 - Thu, Dec 17
Multiple Airlines Logo
6:00 pm - 2:10 pmBOS  Boston Logan Intl-BFS Belfast Intl
15h 10m2 stops Lisbon Humberto Delgado Malaga
Multiple Airlines Logo
7:15 am - 8:15 pmBFS  Belfast Intl-BOS Boston Logan Intl
18h 00m2 stops Malaga Lisbon Humberto Delgado
$864Multiple Airlines
Tue, Nov 24 - Mon, Nov 30
Multiple Airlines Logo
9:50 pm - 9:30 pmBOS  Boston Logan Intl-BFS Belfast Intl
18h 40m2 stops Zurich London Gatwick
Multiple Airlines Logo
4:45 pm - 5:50 pmBFS  Belfast Intl-BOS Boston Logan Intl
30h 05m3 stops Liverpool J. Lennon Kastrup Copenhagen Reykjavik Keflavik Intl
$885Multiple Airlines
Fri, Apr 9 - Sun, Apr 25
Multiple Airlines Logo
7:45 pm - 11:20 pmBOS  Boston Logan Intl-BFS Belfast Intl
22h 35m2 stops Porto London Gatwick
Multiple Airlines Logo
6:40 pm - 9:00 pmBFS  Belfast Intl-BOS Boston Logan Intl
31h 20m1 stop Porto
$890Multiple Airlines
Thu, Dec 10 - Thu, Dec 17
Multiple Airlines Logo
10:20 pm - 9:55 pmBOS  Boston Logan Intl-BFS Belfast Intl
18h 35m2 stops Lisbon Humberto Delgado London Gatwick
Multiple Airlines Logo
6:30 am - 8:15 pmBFS  Belfast Intl-BOS Boston Logan Intl
18h 45m3 stops London Gatwick Barcelona-El Prat Lisbon Humberto Delgado
$893Multiple Airlines
Tue, Dec 1 - Sat, Dec 5
Multiple Airlines Logo
9:20 pm - 6:50 pmBOS  Boston Logan Intl-BFS Belfast Intl
16h 30m2 stops Dublin Paris Charles de Gaulle
Multiple Airlines Logo
7:05 pm - 1:45 pmBFS  Belfast Intl-BOS Boston Logan Intl
23h 40m2 stops London Stansted Frankfurt am Main
$905Multiple Airlines
Mon, Mar 15 - Mon, Mar 22
Multiple Airlines Logo
7:00 pm - 6:00 pmBOS  Boston Logan Intl-BFS Belfast Intl
19h 00m2 stops Lisbon Humberto Delgado London Gatwick
Multiple Airlines Logo
6:05 am - 9:45 pmBFS  Belfast Intl-BOS Boston Logan Intl
19h 40m2 stops London Stansted Reykjavik Keflavik Intl
$906Multiple Airlines
Useful Info

Key details for Boston to Belfast Intl Airport flights

Cheapest flight

$284
One-way flight from Boston to Belfast Intl Airport

When to book flights from Boston to Belfast Intl

Are your dates flexible? Find out the best times to travel from Boston to Belfast Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Boston to Belfast Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • Do I need a passport to fly from Boston to Belfast Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Boston to Belfast Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $811 to $1,148. That means the highest observed fare was about 41% higher than the lowest one.

  • How are flight prices from Boston to Belfast Intl Airport looking right now?

    One-way fares from Boston to Belfast Intl Airport are currently higher than usual. Average one-way flight prices are about $360, which is 10% above the typical average for this route.

  • What car rental options are available at Belfast Intl Airport (BFS)?

    Belfast Intl Airport (BFS) hosts 5 major car rental companies, with daily rates starting from around $11 for economy cars. Top options include:

    • Budget
    • DRIVALIA
    • Sixt
    • Alamo
    • Hertz

  • Which airports can I use when flying from Boston to Belfast Intl Airport?

    Flights from Boston to Belfast Intl Airport usually depart from Boston Logan Intl (BOS) and arrive at Belfast Intl (BFS).

  • What is the time difference between Boston and Belfast Intl Airport?

    Belfast Intl Airport is 4 hours ahead of Boston (British Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Belfast Intl Airport?

    Some of the most popular sights in Belfast Intl Airport are Ormeau Park, Ulster Hall and Titanic Belfast. These are among the most viewed places in Belfast Intl Airport on KAYAK.

More options for your flight from Boston to Belfast Intl

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