October2026
01020304
05060708091011
12131415161718
19202122232425
262728293031
Cheap weekend flights from Chicago to London
Adults
12+
1
Children
2–11
0
Infants on lap
under 2
0
Adults
12+
1
Children
2–11
0
Infants on lap
under 2
0
Every weekend, priced
Deal Cheap Fair High
November2026
01
020304050607081005
09101112131415925
161718192021221022
23242526272829872
30
December2026
010203040506858
07080910111213902
141516171819201339
212223242526271064
28293031
January2027
010203
04050607080910
11121314151617
18192021222324
25262728293031
February2027
01020304050607
08091011121314
15161718192021
22232425262728
March2027
01020304050607
08091011121314
15161718192021
22232425262728
293031
April2027
01020304
05060708091011
12131415161718
19202122232425
2627282930
May2027
0102
03040506070809
10111213141516
17181920212223
24252627282930
31
June2027
010203040506
07080910111213
14151617181920
21222324252627
282930
July2027
01020304
05060708091011
12131415161718
19202122232425
262728293031
August2027
01
02030405060708
09101112131415
16171819202122
23242526272829
3031
September2027
0102030405831
06070809101112No price yet for this weekend.
13141516171819No price yet for this weekend.
20212223242526No price yet for this weekend.
27282930