Cheap flights from Boston to Belfast from $289

Cheap flights from Boston to Belfast from $289

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3 stops
Thu, May 28
Boston BOSBelfast BFS

$289
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3 stops
Mon, May 25
Boston BOSBelfast BFS

$296
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3 stops
Thu, May 28
Boston BOSBelfast BHD

$308
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3 stops
Wed, May 27
Boston BOSBelfast BFS

$322
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3 stops
Mon, May 25
Boston BOSBelfast BFS

$323
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1 stop
Tue, May 26
Boston BOSBelfast BFS

$455
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2 stops
Sat, May 30 – Thu, Jun 4
Boston BOSBelfast BFS

$833
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2 stops
Sat, May 30 – Thu, Jun 4
Boston BOSBelfast BHD

$854
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2 stops
Wed, May 27 – Mon, Jun 1
Boston BOSBelfast BFS

$855
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2 stops
Fri, May 29 – Wed, Jun 3
Boston BOSBelfast BFS

$855
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2 stops
Sat, May 30 – Thu, Jun 4
Boston BOSBelfast BHD

$874
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2 stops
Sat, May 30 – Thu, Jun 4
Boston BOSBelfast BHD

$877
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Key info about flying to Belfast

Depart from
Logan International
Arrive to
Belfast International
Average flights per week
400
Flight distance
Worth visiting
Bru Na Boinne Neolithic Site (County Meath, Ireland) - Giant's Causeway - Trinity College, Dublin

Check-in for a flight from Boston to Belfast

NameCarrier codeIATA CodePassport needed during booking
easyJetEZYU2Yes
RyanairRYRFRNo
Aer LingusEINEINo
KLM Royal Dutch AirlinesKLMKLNo
Air FranceAFRAFNo

Weather in Belfast

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January6°C2°C
February7°C3°C
March9°C3°C
April11°C4°C
May13°C7°C
June16°C9°C
July17°C11°C
August17°C11°C
September15°C10°C
October12°C8°C
November9°C5°C
December7°C3°C
Hottest Month
17°C
July
Coldest month
2°C
January
Sunny days
259
days per year
Snow days
2
days per year

14 day forecast

Sunday
17 May
92%
11°C3°C
24 May
87%
20°C9°C
Monday
18 May
83%
13°C1°C
25 May
20°C10°C
Tuesday
19 May
79%
15°C9°C
26 May
20°C10°C
Wednesday
20 May
87%
14°C8°C
27 May
18°C9°C
Thursday
21 May
87%
19°C9°C
28 May
17°C9°C
Friday
22 May
87%
19°C11°C
29 May
82%
14°C9°C
Saturday
23 May
88%
17°C10°C
30 May
18°C11°C
Book your trip to arrive at Belfast International, or George Best Belfast City. The most popular airlines for this route are easyJet, Ryanair, Aer Lingus, KLM Royal Dutch Airlines, and Air France. Boston and Belfast have 400 direct flights per week. When you arrive at Belfast, consider visiting Bru Na Boinne Neolithic Site (County Meath, Ireland), Giant's Causeway, and Trinity College, Dublin.

Frequently asked questions

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