Cheap flights from Chicago to London from $540

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Cheap airfare to London, United Kingdom from Chicago, IL from $820

Cheapest aifare for
Tuesday Aug 28, 2017
$276
+ $544 (taxes)
= $820
(taxes and fees incl.)

Cheap British Airways flights

From Chicago to London

1 Stop Flight Roundtrip
Economy

Departure Date:
Aug 28, 2017

Save $279 by changing your day of departure

Return Date:
Sep 04, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $622

Cheapest aifare for
Wednesday Aug 29, 2017
$117
+ $505 (taxes)
= $622
(taxes and fees incl.)

Cheap British Airways flights

From Chicago to London

2 Stop Flight Roundtrip
Economy

Departure Date:
Aug 29, 2017

Save $82 by changing your day of departure

Return Date:
Sep 05, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $624

Cheapest aifare for
Thursday Aug 30, 2017
$117
+ $507 (taxes)
= $624
(taxes and fees incl.)

Cheap British Airways flights

From Chicago to London

2 Stop Flight Roundtrip
Economy

Departure Date:
Aug 30, 2017

Save $84 by changing your day of departure

Return Date:
Sep 06, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $725

Cheapest aifare for
Friday Aug 31, 2017
$216
+ $509 (taxes)
= $725
(taxes and fees incl.)

Cheap British Airways flights

From Chicago to London

2 Stop Flight Roundtrip
Economy

Departure Date:
Aug 31, 2017

Save $185 by changing your day of departure

Return Date:
Sep 07, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $621

Cheapest aifare for
Saturday Sep 01, 2017
$117
+ $504 (taxes)
= $621
(taxes and fees incl.)

Cheap British Airways flights

From Chicago to London

2 Stop Flight Roundtrip
Economy

Departure Date:
Sep 01, 2017

Save $81 by changing your day of departure

Return Date:
Sep 08, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $878

Cheapest aifare for
Sunday Sep 02, 2017
$353
+ $525 (taxes)
= $878
(taxes and fees incl.)

Cheap British Airways flights

From Chicago to London

1 Stop Flight Roundtrip
Economy

Departure Date:
Sep 02, 2017

Save $338 by changing your day of departure

Return Date:
Sep 09, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $818

Cheapest aifare for
Monday Sep 03, 2017
$276
+ $542 (taxes)
= $818
(taxes and fees incl.)

Cheap British Airways flights

From Chicago to London

1 Stop Flight Roundtrip
Economy

Departure Date:
Sep 03, 2017

Save $278 by changing your day of departure

Return Date:
Sep 10, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $749

Cheapest aifare for
Tuesday Sep 04, 2017
$241
+ $508 (taxes)
= $749
(taxes and fees incl.)

Cheap British Airways flights

From Chicago to London

2 Stop Flight Roundtrip
Economy

Departure Date:
Sep 04, 2017

Save $209 by changing your day of departure

Return Date:
Sep 11, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $723

Cheapest aifare for
Wednesday Sep 05, 2017
$216
+ $507 (taxes)
= $723
(taxes and fees incl.)

Cheap British Airways flights

From Chicago to London

2 Stop Flight Roundtrip
Economy

Departure Date:
Sep 05, 2017

Save $183 by changing your day of departure

Return Date:
Sep 12, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $725

Cheapest aifare for
Thursday Sep 06, 2017
$216
+ $509 (taxes)
= $725
(taxes and fees incl.)

Cheap British Airways flights

From Chicago to London

2 Stop Flight Roundtrip
Economy

Departure Date:
Sep 06, 2017

Save $185 by changing your day of departure

Return Date:
Sep 13, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $725

Cheapest aifare for
Friday Sep 07, 2017
$216
+ $509 (taxes)
= $725
(taxes and fees incl.)

Cheap British Airways flights

From Chicago to London

2 Stop Flight Roundtrip
Economy

Departure Date:
Sep 07, 2017

Save $185 by changing your day of departure

Return Date:
Sep 14, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $723

Cheapest aifare for
Saturday Sep 08, 2017
$216
+ $507 (taxes)
= $723
(taxes and fees incl.)

Cheap British Airways flights

From Chicago to London

2 Stop Flight Roundtrip
Economy

Departure Date:
Sep 08, 2017

Save $183 by changing your day of departure

Return Date:
Sep 15, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $789

Cheapest aifare for
Sunday Sep 09, 2017
$302
+ $487 (taxes)
= $789
(taxes and fees incl.)

Cheap Finnair flights

From Chicago to London

2 Stop Flight Roundtrip
Economy

Departure Date:
Sep 09, 2017

Save $249 by changing your day of departure

Return Date:
Sep 16, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $712

Cheapest aifare for
Monday Sep 10, 2017
$424
+ $288 (taxes)
= $712
(taxes and fees incl.)

Cheap Aer Lingus flights

From Chicago to London

1 Stop Flight Roundtrip
Economy

Departure Date:
Sep 10, 2017

Save $172 by changing your day of departure

Return Date:
Sep 17, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $540

Cheapest aifare for
Tuesday Sep 11, 2017
$77
+ $463 (taxes)
= $540
(taxes and fees incl.)

Cheap Finnair flights

From Chicago to London

1 Stop Flight Roundtrip
Economy

Departure Date:
Sep 11, 2017

Cheapest time to fly

Return Date:
Sep 18, 2017

Cheap airfare to London, United Kingdom from Chicago, IL from $541

Cheapest aifare for
Wednesday Sep 12, 2017
$74
+ $467 (taxes)
= $541
(taxes and fees incl.)

Cheap Finnair flights

From Chicago to London

2 Stop Flight Roundtrip
Economy

Departure Date:
Sep 12, 2017

Save $1 by changing your day of departure

Return Date:
Sep 19, 2017