AirHint found the following cheapest return flights from Chicago (ORD) to London (LGW)
in May 2025 (see full year ).
Return flights
08 May
- 12 May
Spirit Airlines
$ 532
06 May
- 14 May
Spirit Airlines
$ 533
07 May
- 20 May
Spirit Airlines
$ 545
14 May
- 21 May
Spirit Airlines
$ 548
01 May
- 07 May
Spirit Airlines
$ 552
10 May
- 20 May
Spirit Airlines
$ 552
01 May
- 11 May
Spirit Airlines
$ 561
08 May
- 20 May
Spirit Airlines
$ 561
01 May
- 08 May
Spirit Airlines
$ 563
01 May
- 06 May
Spirit Airlines
$ 565
13 May
- 04 Jun
Spirit Airlines
$ 604
21 May
- 02 Jun
Spirit Airlines
$ 620
21 May
- 17 Jun
Spirit Airlines
$ 672
20 May
- 02 Jun
Spirit Airlines
$ 683
28 May
- 01 Jun
Spirit Airlines
$ 716
19 May
- 13 Jun
Icelandair
$ 727
14 May
- 20 Jun
Icelandair
$ 727
30 May
- 08 Jun
Air Canada
$ 753
26 May
- 08 Jun
Air Canada
$ 759
31 May
- 07 Jun
Air Canada
$ 776
Also check the deals for one-way flights from Chicago to London in May .
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers.
Only the cheapest flights are offered.
Select a price to book and secure these cheap prices.
