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Cheap flights from Raleigh Durham (RDU) to Chicago (CHI)

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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 Raleigh Durham (RDU) to Chicago (CHI)

How to find the cheapest flight from Raleigh Durham (RDU) to Chicago (CHI)
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How to find the cheapest flight from Raleigh Durham (RDU) to Chicago (CHI)
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How to find the cheapest flight from Raleigh Durham (RDU) to Chicago (CHI)
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Cheap flights from Raleigh Durham to Chicago in March , April 2026

26 Mar - 23 Apr $ 107.00
RDU
Raleigh Durham
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
RDU
Raleigh Durham
Pick dates
12 Mar - 06 Apr $ 200.00
RDU
Raleigh Durham
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
RDU
Raleigh Durham
Pick dates
12 Mar - 10 Apr $ 238.00
RDU
Raleigh Durham
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
RDU
Raleigh Durham
Pick dates

Last minute flights from Raleigh Durham to Chicago

26 Mar - 31 Mar $ 154.00
RDU
Raleigh Durham
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates
12 Mar - 31 Mar $ 224.00
RDU
Raleigh Durham
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates
08 Mar - 31 Mar $ 315.00
RDU
Raleigh Durham
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
1 STOPS
RDU
Raleigh Durham
Pick dates

One-way flights to Chicago from Raleigh Durham

4:22 PM - 4:22 PM
Frontier Airlines
0 Stops
2h 30m
RDU - CHI
$ 74
Kiwi
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4:22 PM - 4:22 PM
Frontier Airlines
0 Stops
2h 30m
RDU - CHI
$ 144
Kiwi
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10:22 AM - 10:22 AM
United Airlines
0 Stops
2h 28m
RDU - CHI
$ 354
Kiwi
Pick dates

How to find the cheapest flight from Raleigh Durham (RDU) to Chicago (CHI)

Related info for your journey
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How to find the cheapest flight from Raleigh Durham (RDU) to Chicago (CHI)
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 Raleigh Durham (RDU) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.