Cheapest return flights from Denver to London in January from $478
AirHint found the following cheapest return flights from Denver (DEN) to London (LHR)
in January 2026 (see full year ).
Return flights
14 Jan
- 31 Jan
Icelandair
$ 478
18 Jan
- 07 Feb
Icelandair
$ 478
14 Jan
- 19 Jan
Icelandair
$ 479
14 Jan
- 07 Feb
Icelandair
$ 479
12 Jan
- 26 Jan
Icelandair
$ 480
19 Jan
- 24 Jan
Icelandair
$ 480
19 Jan
- 23 Jan
Icelandair
$ 481
21 Jan
- 14 Feb
Icelandair
$ 481
05 Jan
- 31 Jan
Icelandair
$ 489
06 Jan
- 31 Jan
Icelandair
$ 490
23 Jan
- 03 Feb
Icelandair
$ 506
12 Jan
- 16 Jan
Icelandair
$ 514
18 Jan
- 25 Jan
Icelandair
$ 516
11 Jan
- 16 Jan
Icelandair
$ 518
15 Jan
- 05 Feb
Iberia
$ 594
direct
15 Jan
- 06 Feb
Iberia
$ 594
direct
17 Jan
- 10 Feb
British Airways
$ 596
direct
17 Jan
- 09 Feb
Air Canada
$ 605
14 Jan
- 07 Feb
British Airways
$ 638
direct
18 Jan
- 07 Feb
British Airways
$ 638
direct
Also check the deals for one-way flights from Denver to London in January .
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