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Cheap flights from Chicago (CHI) to London (LCY)

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How to find the cheapest flight from Chicago (CHI) to London (LCY)

How to find the cheapest flight from Chicago (CHI) to London (LCY)
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How to find the cheapest flight from Chicago (CHI) to London (LCY)
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How to find the cheapest flight from Chicago (CHI) to London (LCY)
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Cheap flights from Chicago to London in May , June 2026

27 May - 09 Jun $ 1,735.00
CHI
Chicago
Aer Lingus
1 STOPS
LCY
London
LCY
London
Aer Lingus
1 STOPS
CHI
Chicago
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25 May - 09 Jun $ 2,332.00
CHI
Chicago
KLM Royal Dutch Airlines
1 STOPS
LCY
London
LCY
London
KLM Royal Dutch Airlines
1 STOPS
CHI
Chicago
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25 May - 10 Jun $ 2,445.00
CHI
Chicago
Aer Lingus
1 STOPS
LCY
London
LCY
London
Aer Lingus
1 STOPS
CHI
Chicago
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Last minute flights from Chicago to London

29 May - 01 Jun $ 1,780.00
CHI
Chicago
ITA Airways
2 STOPS
LCY
London
LCY
London
ITA Airways
2 STOPS
CHI
Chicago
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27 May - 01 Jun $ 2,337.00
CHI
Chicago
Swiss International Air Lines
1 STOPS
LCY
London
LCY
London
Swiss International Air Lines
1 STOPS
CHI
Chicago
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25 May - 01 Jun $ 2,337.00
CHI
Chicago
Swiss International Air Lines
1 STOPS
LCY
London
LCY
London
Swiss International Air Lines
1 STOPS
CHI
Chicago
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One-way flights to London from Chicago

6:15 AM - 8:00 AM
Swiss International Air Lines
2 Stops
20h 25m
CHI - LCY
$ 774
Kiwi
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4:50 PM - 8:45 AM
Virgin Atlantic Airways
1 Stops
10h
CHI - LCY
$ 1,036
Kiwi
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4:50 PM - 8:45 AM
Virgin Atlantic Airways
1 Stops
10h
CHI - LCY
$ 1,036
Kiwi
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How to find the cheapest flight from Chicago (CHI) to London (LCY)

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