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Cheap Flights from Chicago to London (ORD - LON)

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1 adult
Note: some airlines charge for infants in laps.
The price shown for each flight will be the average for all passengers including any infants.
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Best fares from ORD to LON (Found by others)

Sun Mon Tue Wed Thu Fri Sat
  1 $1249 2 $1893 3 $1103 4 $1090 5 $1110 6 $1110
7 $784 8 $1071 9 $1175 10 $1090 11 $1090 12 $991 13 $991
14 $811 15 $1076 16 $1091 17 $792 18 $992 19 $1108 20 $1034
21 $1047 22 $775 23 $884 24 $1022 25 $1057 26 $1067 27 $1022
28 $1057 29 $967 30 $964        
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Direct flights ORD to LON on Delta
Flight # Depart ORD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
4389 6:30 pm 8:30 am Aug 30 - Sep 6
4389 6:30 pm 8:30 am Sep 13 - Sep 20
4389 6:30 pm 8:30 am Sep 27 - Oct 18
4389 6:45 pm 8:45 am Sep 7 - Sep 14
4389 6:45 pm 8:45 am Sep 16 - Sep 22
4389 6:45 pm 8:45 am Sep 23 - Oct 7
4389 6:45 pm 8:45 am Sep 10 - Sep 19