Earn point on your loyalty program!arrow arc left

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

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

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

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

Cheap flights from Chicago to Raleigh Durham in December 2025 , January 2026

30 Dec - 18 Jan $ 151.00
CHI
Chicago
Frontier Airlines
DIRECT
RDU
Raleigh Durham
RDU
Raleigh Durham
Frontier Airlines
DIRECT
CHI
Chicago
Pick dates
22 Dec - 08 Jan $ 181.00
CHI
Chicago
Frontier Airlines
1 STOPS
RDU
Raleigh Durham
RDU
Raleigh Durham
Frontier Airlines
1 STOPS
CHI
Chicago
Pick dates
16 Dec - 18 Jan $ 481.00
CHI
Chicago
United Airlines
DIRECT
RDU
Raleigh Durham
RDU
Raleigh Durham
United Airlines
DIRECT
CHI
Chicago
Pick dates

Last minute flights from Chicago to Raleigh Durham

22 Dec - 31 Dec $ 220.00
CHI
Chicago
Frontier Airlines
1 STOPS
RDU
Raleigh Durham
RDU
Raleigh Durham
Frontier Airlines
1 STOPS
CHI
Chicago
Pick dates
25 Dec - 31 Dec $ 247.00
CHI
Chicago
United Airlines
DIRECT
RDU
Raleigh Durham
RDU
Raleigh Durham
United Airlines
DIRECT
CHI
Chicago
Pick dates
25 Dec - 31 Dec $ 282.00
CHI
Chicago
United Airlines
DIRECT
RDU
Raleigh Durham
RDU
Raleigh Durham
United Airlines
DIRECT
CHI
Chicago
Pick dates

One-way flights to Raleigh Durham from Chicago

1:14 PM - 1:14 PM
Frontier Airlines
0 Stops
2h 5m
CHI - RDU
$ 117
Kiwi
Pick dates
6:37 PM - 6:37 PM
United Airlines
0 Stops
2h 11m
CHI - RDU
$ 124
Kiwi
Pick dates
10:40 AM - 10:40 AM
United Airlines
0 Stops
2h 1m
CHI - RDU
$ 340
Kiwi
Pick dates

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

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