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

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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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 April , May 2026

30 Apr - 22 May $ 964.00
CHI
Chicago
Swiss International Air Lines
1 STOPS
LCY
London
LCY
London
Swiss International Air Lines
1 STOPS
CHI
Chicago
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30 Apr - 11 May $ 1,013.00
CHI
Chicago
Swiss International Air Lines
1 STOPS
LCY
London
LCY
London
Swiss International Air Lines
1 STOPS
CHI
Chicago
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30 Apr - 06 May $ 3,388.00
CHI
Chicago
Virgin Atlantic Airways
1 STOPS
LCY
London
LCY
London
Virgin Atlantic Airways
1 STOPS
CHI
Chicago
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One-way flights to London from Chicago

3:50 PM - 6:00 PM
Swiss International Air Lines
1 Stops
20h 50m
CHI - LCY
$ 563
Kiwi
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2:20 PM - 8:00 AM
Swiss International Air Lines
1 Stops
12h 20m
CHI - LCY
$ 576
Kiwi
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4:20 PM - 8:45 AM
KLM Royal Dutch Airlines
1 Stops
10h 30m
CHI - LCY
$ 622
Kiwi
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How to find the cheapest flight from Chicago (CHI) to London (LCY)

Related info for your journey
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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.
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.