$70 Cheap United flights Raleigh (RDU) to Chicago (ORD)

View $70 flight on Wed, Aug 20, 2025Opens in a new window

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$70 Cheap United flights Raleigh (RDU) to Chicago (ORD)

Prices were available within the past 7 days and start at $70 for one-way flights and $145 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Oct 8 - Wed, Oct 15
RDU
Raleigh
ORD
Chicago
$145 Roundtrip, found 13 hours ago
$145
Roundtrip
found 13 hours ago
Select United flight, departing Wed, Oct 8 from Raleigh to Chicago, returning Wed, Oct 15, priced at $145 found 13 hours ago
United
Wed, Oct 8 - Wed, Oct 15
RDU
Raleigh
ORD
Chicago
$146 Roundtrip, found 13 hours ago
$146
Roundtrip
found 13 hours ago
Select United flight, departing Wed, Oct 8 from Raleigh to Chicago, returning Wed, Oct 15, priced at $146 found 13 hours ago
United
Wed, Sep 17 - Sat, Sep 20
RDU
Raleigh
ORD
Chicago
$148 Roundtrip, just found
$148
Roundtrip
just found
Select United flight, departing Wed, Sep 17 from Raleigh to Chicago, returning Sat, Sep 20, priced at $148 just found
United
Wed, Sep 17 - Sat, Sep 20
RDU
Raleigh
ORD
Chicago
$149 Roundtrip, just found
$149
Roundtrip
just found
Select United flight, departing Wed, Sep 17 from Raleigh to Chicago, returning Sat, Sep 20, priced at $149 just found
United
Mon, Aug 18 - Sat, Aug 23
RDU
Raleigh
ORD
Chicago
$150 Roundtrip, just found
$150
Roundtrip
just found
Select United flight, departing Mon, Aug 18 from Raleigh to Chicago, returning Sat, Aug 23, priced at $150 just found
United
Sat, Aug 23 - Wed, Aug 27
RDU
Raleigh
ORD
Chicago
$152 Roundtrip, found 2 hours ago
$152
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Aug 23 from Raleigh to Chicago, returning Wed, Aug 27, priced at $152 found 2 hours ago
Flights from Raleigh (RDU) to Chicago (ORD)
Origin airport
Raleigh - Durham Intl.
Destination airport
O'Hare Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Popular airline
American Airlines
Distance
645 mi
Average flight time
1 hour 27 mins

Frequently asked questions

How much is a United Airlines flight from Raleigh - Durham Intl. Airport (RDU) to O'Hare Intl. Airport (ORD)?
Make use of the "Price (lowest to highest)" filter on Expedia to find cheap United Airlines return flights from $145 from RDU to ORD. Affordable one-way tickets from $70 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from RDU to ORD with United Airlines?
United Airlines flights to Chicago are usually cheaper in the off-peak months of January and February. Whether you need a one-way or a return ticket, you could find a better deal then.
What is the cheapest time to book flights from Raleigh - Durham Intl. Airport (RDU) to O'Hare Intl. Airport (ORD) with United Airlines?
Start searching one to three months ahead of your departure date to score cheap fares on United Airlines flights from Raleigh - Durham Intl. Airport (RDU) to O'Hare Intl. Airport (ORD). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing right, and you can enjoy significant savings on domestic journeys.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Raleigh - Durham Intl. Airport (RDU) to O'Hare Intl. Airport (ORD)?
United Airlines offers direct flights from Raleigh - Durham Intl. Airport (RDU) to O'Hare Intl. Airport (ORD), with 24 departures every week. Just apply the "Nonstop" and "Airline" filters during your search on Expedia to show all direct United Airlines flights to ORD.
How long does it take to fly from RDU to ORD with United Airlines?
Take off from Raleigh - Durham Intl. Airport (RDU) for O'Hare Intl. Airport (ORD) on a direct United Airlines flight, and you'll be in the sky for approximately 2h 33m.
Which day of the week has the most United Airlines flights from Raleigh - Durham Intl. Airport (RDU) to O'Hare Intl. Airport (ORD)?
If it's flexibility you're after, Wednesday offers the most choice for United Airlines flights from Raleigh - Durham Intl. Airport (RDU) to O'Hare Intl. Airport (ORD). You can pick from 4 different departures.
What is the earliest United Airlines flight from RDU to ORD?
The first flight from RDU to ORD with United Airlines leaves at 6:30AM UTC-5. You'll land at 8:02AM UTC-6. The final United Airlines flight of the day takes off at 5:23PM UTC-5 and arrives at 6:55PM UTC-6. With around 20% fewer cancellations for morning and mid-morning flights, jetting out early is typically the best choice.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Chicago?
United Airlines flights from Raleigh - Durham Intl. Airport (RDU) to Chicago land at O'Hare Intl. Airport (ORD) and Midway Intl. Airport (MDW). The primary Chicago gateway serviced by this carrier is ORD. It's always worth checking out flights arriving at nearby airports on Expedia as they may offer cheaper tickets.
Why fly with United Airlines from RDU to ORD?
Travel from RDU to ORD with United Airlines and look forward to a range of benefits including a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you can also earn OneKeyCash™* to spend on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Raleigh - Durham Intl. Airport (RDU) to O'Hare Intl. Airport (ORD)?
You'll likely board an Airbus A319 or an Airbus A320 when flying United Airlines from Raleigh - Durham Intl. Airport (RDU) to O'Hare Intl. Airport (ORD). However, keep in mind that a different plane may be used due to operational demands.
Can I change or cancel my United Airlines flight from Raleigh - Durham Intl. Airport (RDU) to O'Hare Intl. Airport (ORD)?
Depending on the ticket type you purchased, a fee may apply if you modify or cancel your booking more than 24 hours after confirmation. To find flexible plane tickets, select our "Changes included" and "No cancel fee" boxes while looking for flights. For more information on changing or canceling your reservation, head to "Trips," select your flight and tick "Manage Booking."

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