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Flight UA4539 Chicago – St Louis (Lambert-St. Louis), United Airlines

1 passenger, economy

Schedule for flight UA4539 Chicago – St Louis (Lambert-St. Louis), United Airlines

Compare prices, duration and stops

United Airlines
UA 4539 Best price
01:51
Chicago, О'Хара (ORD)
Sun, 3 jan
1h 31min
Direct
03:22
St Louis, Lambert-St. Louis (STL)
Sun, 3 jan
$193

Low price calendar

September 2026
Price chart (September 2026)
min: $59 · max: $172
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$144
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$149
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Good deal
$72
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$161
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$73
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$172
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$109
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30
Good deal
$59

Popular destinations from Chicago

All →
CHI
Chicago — Orlando
United States → United States
ORL
from
$21
CHI
Chicago — Orlando
United States → United States
MCO
from
$21
CHI
Chicago — Atlanta
United States → United States
ATL
from
$22
CHI
Chicago — Houston
United States → United States
IAH
from
$22
CHI
Chicago — Houston
United States → United States
HOU
from
$22
CHI
Chicago — New York
United States → United States
NYC
from
$23
CHI
Chicago — Denver
United States → United States
DEN
from
$24
CHI
Chicago — Fort Lauderdale
United States → United States
FLL
from
$24
CHI
Chicago — Miami
United States → United States
MIA
from
$25

Popular destinations to St Louis

All →
DEN
Denver — St Louis
United States → United States
STL
from
$40
MSP
Minneapolis — St Louis
United States → United States
STL
from
$50
MIA
Miami — St Louis
United States → United States
STL
from
$68
BNA
Nashville — St Louis
United States → United States
STL
from
$71
HOU
Houston — St Louis
United States → United States
STL
from
$77
PHL
Philadelphia — St Louis
United States → United States
STL
from
$77
DFW
Dallas — St Louis
United States → United States
STL
from
$88
NYC
New York — St Louis
United States → United States
STL
from
$91

Passenger reviews

No reviews for this route yet

Other United Airlines flights on route Chicago – St Louis (Lambert-St. Louis)

All →
UA2000
Tue
Price from
$218
UA4576
Sun
Price from
$305
*Prices and links are taken from special offers, departure days from cheap-ticket statistics.

Интернет за рубежом

eSIM · США

Все тарифы

change

3 гб

трафик

30

дней

761 ₽

Купить

change

2 гб

трафик

15

дней

1056 ₽

Купить

change

5 гб

трафик

30

дней

1183 ₽

Купить

change

3 гб

трафик

30

дней

1352 ₽

Купить

change

5 гб

трафик

30

дней

1901 ₽

Купить

Frequently Asked Questions

Flight UA4539 United Airlines operates on the route Chicago – St Louis (Lambert-St. Louis) on the following days: sunday.
Yes, there are. Flight UA4576 departs at 02:30 from Chicago.