How the cheapest fare moved
Oct 31: €20
€20
Oct 24
Oct 31
low €17 · high €24
Departure-day prices · March 2027 London → Belfast
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Mon
Tue
Wed
Thu
Fri
Sat
Sun
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3 €31 4
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12 €61 13
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31
Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Return-day prices · March 2027 Belfast → London
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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Best time to visit Belfast — climate Jan: ~7°C daytime, 11 rainy days
7°
Jan Feb: ~8°C daytime, 13 rainy days
8°
Feb Mar: ~11°C daytime, 8 rainy days
11°
Mar Apr: ~14°C daytime, 12 rainy days
14°
Apr May: ~16°C daytime, 9 rainy days
16°
May Jun: ~18°C daytime, 20 rainy days
18°
Jun Jul: ~20°C daytime, 17 rainy days
20°
Jul Aug: ~20°C daytime, 16 rainy days
20°
Aug Sep: ~15°C daytime, 20 rainy days
15°
Sep Oct: ~13°C daytime, 12 rainy days
13°
Oct Nov: ~10°C daytime, 21 rainy days
10°
Nov Dec: ~9°C daytime, 16 rainy days
9°
Dec Best value: May — fares from €52 and ~16°C daytime.
Flights from London to Belfast start around €17 (direct flights available). Range seen recently: €17–21, based on 23 fares found by travellers.
Fly (from €17)
1h 20m duration
€17–21 recent fares
Book
Cheapest cached fares London → Belfast; direct flights available (e.g. U2). · Based on 23 fares found by travellers in the last 48h
Cheapest round trips to Belfast Fares found by travellers in the last 48 hours — refreshed daily.
Dec 14 – Dec 15
easyJet · Direct · 1h 30m
€37
Book
Dec 11 – Dec 13
easyJet · Direct · 1h 30m
€38
Book
Nov 3 – Nov 5
Ryanair UK · Direct · 1h 20m
€39
Book
Nov 18 – Nov 19
Ryanair · Direct · 1h 20m
€39
Book
Dec 14 – Dec 16
easyJet · Direct · 1h 30m
€40
Book
Nov 8 – Nov 9
Ryanair · Direct · 1h 20m
€42
Book
Dec 12 – Dec 15
Ryanair UK · Direct · 1h 20m
€42
Book
Nov 3 – Nov 7
Ryanair UK · Direct · 1h 20m
€44
Book
Weather in Belfast
Sat
☁️
15°
12°
💧10%
Sun
☁️
13°
8°
💧6%
Mon
☁️
12°
6°
💧0%
Tue
☁️
11°
4°
💧2%
Wed
☁️
11°
9°
💧4%
Thu
🌦️
11°
9°
💧6%
Fri
🌦️
11°
9°
💧8%
In Mar, Belfast typically sees ~11°C daytime highs and 13 rainy days.
Where to stay in Belfast 3★+ hotels from €89/night (35 hotels sampled, ~3 weeks out).
Queens Quarter
hotel · Belfast
from €89/night ★ 3
ibis Belfast Queens Quarter
hotel · Belfast
from €113/night ★ 3
ibis budget Belfast City Centre
hotel · Belfast
from €113/night ★ 3
Good to know Currency GBP · €1 ≈ 0.83
Power plugs Type G
Border Passport/ID checks apply
Time difference Same time zone
Time in the air 1h 20m
Things to do in Belfast Top-rated tours and tickets from €122 — book ahead for the popular ones.
Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.
About Belfast
Belfast (Irish: Béal Feirste) is the capital and largest city of Northern Ireland. Most of it historically lay in County Antrim west of the River Lagan, with about a third on the east bank in County Down, but it's always been governed as a separate metropolis, with a population in 2024 of about 671,000. It's had a troubled history but is nowadays safe to visit and has the best-developed visitor facilities in Northern Ireland.
Read the full Belfast guide
Guide content from Wikivoyage contributors (CC BY-SA).
Popular from London Cheapest destinations travellers searched recently — refreshed daily.
Flight prices are real fares travellers found in the last 48 hours, refreshed daily — the booking site confirms the final price. Train, bus and ferry fares are shown on the operators' booking sites. Weather data by Open-Meteo ; exchange rates: ECB reference. Data updated 2026-10-31. Some links earn Stayonomy a commission at no cost to you.