Cheap flights from Belfast to London from $20 BFS, BHD → LCY, LGW, LHR, LTN, SEN, STN

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $42 to $58.

At $61, the cheapest return found recently is above that range.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

No. We hold 3-night return fares on 1 other departure date within 3 days of 18 Dec, and it is not cheaper.

Every date we hold

251 fares on 7 departure dates

Which month looks cheapest?

November 2026 is the cheapest month — from $49.

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $17 to $21.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

No. We hold one-way fares on 3 other departure dates within 3 days of 11 Jan 2027, and none is cheaper.

Every date we hold

332 fares on 38 departure dates

Which month looks cheapest?

November 2026 is the cheapest month — from $19.

Return

Fares 14 to 29 days before departure were typically 19% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

The cheapest fares were 7 to 13 days before departure.

From the cheapest one-way each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

How much is a return flight from Belfast to London?

The cheapest return found recently is $61 with easyJet, 18 Dec to 21 Dec, found 2 days ago. The cheapest return we hold, of any age, is $49 with Ryanair UK, 19 Nov to 22 Nov, found 3 days ago. The cheapest return fare on each of 7 departure dates is usually $62 to $89.

How much is a one-way flight from Belfast to London?

The cheapest one-way found recently is $20 with easyJet, 11 Jan 2027, found 2 days ago. The cheapest one-way we hold, of any age, is $19 with easyJet, 26 Nov, found 4 days ago. The cheapest one-way fare on each of 38 departure dates is usually $22 to $27.

What is the cheapest month to fly from Belfast to London?

November 2026 is the cheapest month for a return, from $49, 19 Nov to 22 Nov, found 3 days ago. It is the cheapest month for a one-way too, from $19, 26 Nov, found 4 days ago.

Every date in November 2026

How far ahead should I book a flight from Belfast to London?

In 49 days of prices between 24 Sept and 11 Nov, return fares 14 to 29 days before departure were typically 19% lower than 0 to 6 days before departure. One-way fares were cheapest 7 to 13 days before departure.

Is there a direct flight from Belfast to London?

Yes, the cheapest nonstop return found recently is $61 with easyJet, 18 Dec to 21 Dec, found 2 days ago. The cheapest nonstop one-way found recently is $20 with easyJet, 11 Jan 2027, found 2 days ago.

How long is the flight from Belfast to London?

The cheapest nonstop one-way found recently, with easyJet on 11 Jan 2027, takes 1 h 15 min from George Best Belfast City Airport (BHD) to London Southend Airport (SEN).

Which airlines have the cheapest flights from Belfast to London?

Between 13 Nov and 25 Sept 2027, Ryanair UK has the cheapest return on 4 of the 7 departure dates we hold, and easyJet on 3. Between 13 Nov and 3 Jul 2027, easyJet has the cheapest one-way on 25 of the 38 departure dates we hold, Ryanair UK on 8 and Ryanair on 4.