United Flights to Illinois

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CA $565 - United Flights to Illinois

The cheapest flights to Illinois found within the past 7 days were CA $565, one way and CA $1,499 round trip. Prices and availability subject to change. Additional terms may apply.

Sat, Jul 18 - Thu, Jul 23
YXE
John G. Diefenbaker Intl.
MLI
Quad City Intl.
CA $1,499 Roundtrip, found 18 hours ago
CA $1,499
Roundtrip
found 18 hours ago
Select United flight, departing Sat, Jul 18 from John G. Diefenbaker Intl. to Quad City Intl., returning Thu, Jul 23, priced at CA $1,499 found 18 hours ago
Sat, Jul 18 - Thu, Jul 23
YXE
John G. Diefenbaker Intl.
MLI
Quad City Intl.
CA $1,564 Roundtrip, found 18 hours ago
CA $1,564
Roundtrip
found 18 hours ago
Select United flight, departing Sat, Jul 18 from John G. Diefenbaker Intl. to Quad City Intl., returning Thu, Jul 23, priced at CA $1,564 found 18 hours ago
Sat, Jul 18 - Thu, Jul 23
YXE
John G. Diefenbaker Intl.
MLI
Quad City Intl.
CA $1,580 Roundtrip, found 18 hours ago
CA $1,580
Roundtrip
found 18 hours ago
Select United flight, departing Sat, Jul 18 from John G. Diefenbaker Intl. to Quad City Intl., returning Thu, Jul 23, priced at CA $1,580 found 18 hours ago
Sat, Jul 18 - Thu, Jul 23
YXE
John G. Diefenbaker Intl.
MLI
Quad City Intl.
CA $1,644 Roundtrip, found 18 hours ago
CA $1,644
Roundtrip
found 18 hours ago
Select United flight, departing Sat, Jul 18 from John G. Diefenbaker Intl. to Quad City Intl., returning Thu, Jul 23, priced at CA $1,644 found 18 hours ago
Sat, Jul 18 - Thu, Jul 23
YXE
John G. Diefenbaker Intl.
MLI
Quad City Intl.
CA $1,935 Roundtrip, found 18 hours ago
CA $1,935
Roundtrip
found 18 hours ago
Select United flight, departing Sat, Jul 18 from John G. Diefenbaker Intl. to Quad City Intl., returning Thu, Jul 23, priced at CA $1,935 found 18 hours ago
United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16