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London to Belfast in December 2026 LCY, LGW, LHR, LTN, SEN, STN → BFS, BHD

London City Airport (LCY), London Gatwick Airport (LGW), London Heathrow Airport (LHR), London Luton Airport (LTN), London Southend Airport (SEN), Stansted Airport (STN) → Belfast International Airport (BFS), George Best Belfast City Airport (BHD)

For departures in December 2026, the cheapest return found recently is $58 with easyJet, 1 Dec – 1 Dec, found 2 days ago. The cheapest one-way found recently is $21 with Ryanair, 14 Dec, found today.

Return

In December 2026, the cheapest return fare on each of 5 departure dates is usually $56 to $58. Across all 24 departure dates we hold on this route, it is usually $48 to $94. Of the 3 months with enough return fares to compare, 1 is usually cheaper than December 2026.

Cheapest return found recently

$58

1 Dec – 1 Dec · easyJet

London Luton Airport (LTN) → Belfast International Airport (BFS)

out nonstop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$42

4 Dec – 7 Dec · easyJet

London Southend Airport (SEN) → George Best Belfast City Airport (BHD)

out nonstop, back nonstop

found 6 days ago

See prices for these datesCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
4 Dec – 7 Dec$42easyJetout nonstop, back nonstopfound 6 days agoSee prices for these dates
9 Dec – 9 Dec$56Ryanair UKout nonstop, back nonstopfound 3 days agoSee prices for these dates
15 Dec – 17 Dec$56Ryanairout nonstop, back nonstopfound 4 days agoSee prices for these dates
1 Dec – 1 Dec$58easyJetout nonstop, back nonstopfound 2 days agoSee prices for these dates
27 Dec – 28 Dec$93easyJetout nonstop, back nonstopfound 3 days agoSee prices for these dates

Every date we hold

5 departure dates

1 Dec – 1 Dec: $58, found 2 days ago4 Dec – 7 Dec: $42, found 6 days ago9 Dec – 9 Dec: $56, found 3 days ago15 Dec – 17 Dec: $56, found 4 days ago27 Dec – 28 Dec: $93, found 3 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Dec – 1 Dec$58easyJetLondon Luton Airport (LTN) → Belfast International Airport (BFS)out nonstop, back nonstopfound 2 days agoSee prices for these dates
4 Dec – 7 Dec$42easyJetLondon Southend Airport (SEN) → George Best Belfast City Airport (BHD)out nonstop, back nonstopfound 6 days agoSee prices for these dates
9 Dec – 9 Dec$56Ryanair UKStansted Airport (STN) → Belfast International Airport (BFS)out nonstop, back nonstopfound 3 days agoSee prices for these dates
15 Dec – 17 Dec$56RyanairStansted Airport (STN) → Belfast International Airport (BFS)out nonstop, back nonstopfound 4 days agoSee prices for these dates
27 Dec – 28 Dec$93easyJetLondon Luton Airport (LTN) → Belfast International Airport (BFS)out nonstop, back nonstopfound 3 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $40.

October 2026From $975 departure dates21 Oct – 23 Oct · found 6 days agoSee prices for these dates
November 2026From $40Cheapest seen10 departure dates25 Nov – 25 Nov · found 5 days agoSee prices for these datesEvery date in November 2026
December 2026From $425 departure dates4 Dec – 7 Dec · found 6 days agoSee prices for these dates
January 2027From $581 departure date2 Jan 2027 – 4 Jan 2027 · found 5 days agoSee prices for these dates
February 2027From $872 departure dates23 Feb 2027 – 4 Apr 2027 · found yesterdaySee prices for these dates
May 2027From $1021 departure date6 May 2027 – 6 May 2027 · found 4 days agoSee prices for these dates

One-way

In December 2026, the cheapest one-way fare on each of 11 departure dates is usually $23 to $32. Across all 36 departure dates we hold on this route, it is usually $22 to $38. Of the 3 months with enough one-way fares to compare, 1 is usually cheaper than December 2026.

Cheapest one-way found recently

$21

14 Dec · Ryanair

Stansted Airport (STN) → Belfast International Airport (BFS)

nonstop

found today

Open this tripCheck today's price

It is also the cheapest one-way we hold, of any age.

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
14 Dec$21Ryanairnonstopfound todayOpen this trip
9 Dec$22Ryanairnonstopfound 3 days agoOpen this trip
11 Dec$22easyJetnonstopfound 6 days agoOpen this trip
4 Dec$23easyJetnonstopfound 4 days agoOpen this trip
26 Dec$23Ryanairnonstopfound yesterdayOpen this trip

Every date we hold

11 departure dates

4 Dec: $23, found 4 days ago5 Dec: $113, found 4 days ago7 Dec: $24, found today9 Dec: $22, found 3 days ago10 Dec: $140, found 6 days ago11 Dec: $22, found 6 days ago14 Dec: $21, found today16 Dec: $24, found 6 days ago26 Dec: $23, found yesterday27 Dec: $40, found 4 days ago29 Dec: $24, found 4 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
4 Dec$23easyJetLondon Southend Airport (SEN) → George Best Belfast City Airport (BHD)nonstopfound 4 days agoOpen this trip
5 Dec$113British AirwaysLondon City Airport (LCY) → George Best Belfast City Airport (BHD)nonstopfound 4 days agoOpen this trip
7 Dec$24easyJetLondon Southend Airport (SEN) → George Best Belfast City Airport (BHD)nonstopfound todayOpen this trip
9 Dec$22RyanairStansted Airport (STN) → Belfast International Airport (BFS)nonstopfound 3 days agoOpen this trip
10 Dec$140BA CityflyerLondon City Airport (LCY) → George Best Belfast City Airport (BHD)nonstopfound 6 days agoOpen this trip
11 Dec$22easyJetLondon Southend Airport (SEN) → George Best Belfast City Airport (BHD)nonstopfound 6 days agoOpen this trip
14 Dec$21RyanairStansted Airport (STN) → Belfast International Airport (BFS)nonstopfound todayOpen this trip
16 Dec$24RyanairStansted Airport (STN) → Belfast International Airport (BFS)nonstopfound 6 days agoOpen this trip
26 Dec$23RyanairStansted Airport (STN) → Belfast International Airport (BFS)nonstopfound yesterdayOpen this trip
27 Dec$40easyJetLondon Gatwick Airport (LGW) → Belfast International Airport (BFS)nonstopfound 4 days agoOpen this trip
29 Dec$24RyanairStansted Airport (STN) → Belfast International Airport (BFS)nonstopfound 4 days agoOpen this trip

Which month looks cheapest?

November 2026 is the cheapest month — from $18.

October 2026From $223 departure dates21 Oct · found 5 days agoOpen this trip
November 2026From $18Cheapest seen16 departure dates9 Nov · found 7 days agoOpen this tripEvery date in November 2026
December 2026From $2111 departure dates14 Dec · found todayOpen this trip
January 2027From $282 departure dates11 Jan 2027 · found yesterdayOpen this trip
February 2027From $342 departure dates10 Feb 2027 · found 3 days agoOpen this trip
April 2027From $651 departure date4 Apr 2027 · found yesterdayOpen this trip
July 2027From $701 departure date31 Jul 2027 · found 3 days agoOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work