Earn point on your loyalty program!arrow arc left

Cheap flights from Colorado Springs (COS) to London (LCY)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Colorado Springs (COS) to London (LCY)

How to find the cheapest flight from Colorado Springs (COS) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Colorado Springs (COS) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Colorado Springs (COS) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Colorado Springs to London in April , May 2026

24 Apr - 22 May $ 1,653.00
COS
Colorado Springs
Allegiant Air
3 STOPS
LCY
London
LCY
London
Allegiant Air
3 STOPS
COS
Colorado Springs
Pick dates
24 Apr - 29 May $ 1,821.00
COS
Colorado Springs
Allegiant Air
3 STOPS
LCY
London
LCY
London
Allegiant Air
3 STOPS
COS
Colorado Springs
Pick dates
24 Apr - 29 May $ 1,905.00
COS
Colorado Springs
Allegiant Air
3 STOPS
LCY
London
LCY
London
Allegiant Air
3 STOPS
COS
Colorado Springs
Pick dates

Last minute flights from Colorado Springs to London

24 Apr - 01 May $ 1,980.00
COS
Colorado Springs
Allegiant Air
3 STOPS
LCY
London
LCY
London
Allegiant Air
3 STOPS
COS
Colorado Springs
Pick dates
17 Apr - 01 May $ 2,024.00
COS
Colorado Springs
Allegiant Air
3 STOPS
LCY
London
LCY
London
Allegiant Air
3 STOPS
COS
Colorado Springs
Pick dates
24 Apr - 01 May $ 2,064.00
COS
Colorado Springs
Allegiant Air
3 STOPS
LCY
London
LCY
London
Allegiant Air
3 STOPS
COS
Colorado Springs
Pick dates

One-way flights to London from Colorado Springs

2:37 PM - 5:30 PM
Lufthansa
3 Stops
44h 18m
COS - LCY
$ 731
Kiwi
Pick dates
2:37 PM - 5:30 PM
Lufthansa
3 Stops
44h 18m
COS - LCY
$ 776
Kiwi
Pick dates
2:37 PM - 1:05 PM
Virgin Atlantic Airways
3 Stops
39h 38m
COS - LCY
$ 816
Kiwi
Pick dates

How to find the cheapest flight from Colorado Springs (COS) to London (LCY)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Colorado Springs (COS) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Colorado Springs (COS) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.