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Cheap flights from Washington Dulles Intl to Chicago-O'Hare Intl (IAD - ORD)

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The best prices from Washington Dulles Intl to Chicago-O'Hare Intl are usually found in August or July, booked 31 days in advance, depart on a Saturday or Thursday and return on a Saturday

How to find the cheapest flight from
Washington Dulles Intl (IAD) to Chicago-O'Hare Intl (ORD)

IAD - ORD
Price
$166 - $337
ORD
Temperature
35.6 - 86 °F
ORD
Rainfall
1.5 - 4.8 inches

Popular in

September

High demand for flights, 10% potential price rise

Cheapest in

August

Best time to find cheap flights, 45% potential price drop

Round-trip from

$166

From Washington Dulles Intl to Chicago-O'Hare Intl

One-way from

$112

One-way flight from Washington Dulles Intl to Chicago-O'Hare Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Washington Dulles Intl to Chicago-O'Hare Intl?

Travelers have found that booking a Friday departure is the best way to save up to 9% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Washington Dulles Intl to Chicago-O'Hare Intl?

To save on the cost of your flight from Washington Dulles Intl to Chicago-O'Hare Intl, book at least 20 days before your planned departure. Booking around this time can save you about 10% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $137 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $157.

What is the cheapest month to fly from Washington Dulles Intl to Chicago-O'Hare Intl?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, April can be a great choice for travel to Chicago-O'Hare Intl. Flights to Chicago-O'Hare Intl from Washington Dulles Intl in April are about $135 on average during April, but can be found for as low as $33.

When is the cheapest time to fly from Washington Dulles Intl to Chicago-O'Hare Intl (IAD - ORD)?

It’s optimal to fly from Washington Dulles Intl to Chicago-O'Hare Intl in the evening. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight in the afternoon.

Cheap flights from Washington Dulles Intl to Chicago-O'Hare Intl in January, February 2021

The best prices found for IAD to ORD flights for January, February
29 Jan - 31 Jan
$115pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl
18 Feb - 21 Feb
$116pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl
29 Jan - 31 Jan
$118pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl

Washington Dulles Intl to Chicago-O'Hare Intl 2021 flight deals

Cheap flights to Chicago-O'Hare Intl from Washington Dulles Intl found for this year
29 Jan - 31 Jan
$115pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl
18 Feb - 21 Feb
$116pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl
29 Jan - 31 Jan
$118pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl

Non-stop flights to Chicago-O'Hare Intl from Washington Dulles Intl

Save time with Washington Dulles Intl to Chicago-O'Hare Intl direct flight deals
13 Feb - 15 Feb
$187pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
26 Mar - 27 Mar
$198pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl
5 Feb - 12 Feb
$209pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl

Last minute flights from Washington Dulles Intl to Chicago-O'Hare Intl

Late deals on round-trip flights to Chicago-O'Hare Intl from Washington Dulles Intl, departing today and this week
29 Jan - 31 Jan
$115pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl
29 Jan - 31 Jan
$118pp
IAD
Washington Dulles Intl
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl
29 Jan - 31 Jan
$121pp
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
IAD
Washington Dulles Intl

One-way flights to Chicago-O'Hare Intl from Washington Dulles Intl

The cheapest one-way flights from Washington Dulles Intl to Chicago-O'Hare Intl
7:58 am - 2:34 pm
American Airlines
1 Stop
7h 36m
IAD - ORD
American Airlines
9:12 am - 1:31 am
Frontier
2 Stops
17h 19m
IAD - ORD
Frontier
$113
Gotogate
7:45 am - 2:42 pm
Delta
2 Stops
7h 57m
IAD - ORD
Delta
$118
Delta

Related info for your journey

Useful info, stats and facts about Washington Dulles Intl to Chicago-O'Hare Intl flights.

Flight FAQs

From Washington Dulles Intl to Chicago-O'Hare Intl

Are flight prices decreasing from Washington Dulles Intl to Chicago-O'Hare Intl due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Washington Dulles Intl and Chicago-O'Hare Intl for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Washington Dulles Intl to Chicago O'Hare Intl to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Some of the new policies that have been implemented to accommodate travelers flying from Washington Dulles Intl to Chicago O'Hare Intl are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Washington Dulles Intl to Chicago O'Hare Intl have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Washington Dulles Intl to Chicago O'Hare Intl that may be offering flexible cancellation policies are United Airlines, American Airlines, and Delta. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Washington Dulles Intl to Chicago-O'Hare Intl for under $200 on Cheapflights?

Yes, there are multiple flights from Washington Dulles Intl to Chicago-O'Hare Intl for under $200. The cheapest flight booked recently is on Frontier for just $116, but on average you can expect to pay $134.

Are there nonstop flights from Washington Dulles Intl to Chicago-O'Hare Intl for under $200 on Cheapflights?

Cheapflights has at least 16 direct flights from Washington Dulles Intl to Chicago-O'Hare Intl under $200. A good price for a nonstop flight from Washington Dulles Intl to Chicago-O'Hare Intl is less than $325.

Are there last-minute flights available from Washington Dulles Intl to Chicago-O'Hare Intl for under $200?

There are currently 20+ open flights from Washington Dulles Intl to Chicago-O'Hare Intl within the next 7 days for less than $200.

What days are nonstop flights available from Washington Dulles Intl to Chicago-O'Hare Intl?

You can find nonstop flights on the following days: Monday.

How many flights depart from Washington Dulles Intl to Chicago-O'Hare Intl on average per day?

3 flight departures from Washington Dulles Intl to Chicago O'Hare Intl per day on average.
Morning (6am - Noon) - 67% of flight departures
Afternoon (Noon - 6pm) - 33% of flight departures

Does it rain more in Washington Dulles Intl or Chicago-O'Hare Intl?

In Washington Dulles Intl, there will be greater rainfall in Washington Dulles Intl compared to Chicago-O'Hare Intl over the next 15 days.

Is Washington Dulles Intl weather warmer or cooler than Chicago-O'Hare Intl?

Expect the weather to be around 88 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Chicago-O'Hare Intl is generally colder than in Washington Dulles Intl.

How long is the flight from Washington Dulles Intl to Chicago-O'Hare Intl?

There are many flights that can get you from Washington Dulles Intl to Chicago-O'Hare Intl in 2h 11m. Fly via United Airlines, American Airlines, or Frontier to get the fastest option. The distance from Washington Dulles Intl to Chicago-O'Hare Intl is about 590 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Washington Dulles Intl to Chicago-O'Hare Intl round-trip?

Frontier, at $116, was found to be the cheapest airline from Washington Dulles Intl to Chicago-O'Hare Intl. An alternate airline flying to your destination would be United Airlines. Frontier is currently priced 61% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Washington Dulles Intl to Chicago-O'Hare Intl one-way?

One-way options have recently been found by users for as low as $51 on Frontier. Other airlines that offer cheap prices include United Airlines from $94 and American Airlines from $101 one-way.

Alternative routes for Washington Dulles Intl to Chicago-O'Hare Intl

Destination information for Chicago-O'Hare Intl

Things to know before you go. Useful info for your trip from Washington Dulles Intl to Chicago-O'Hare Intl
Flight duration
1h 58m
Average temperature for January in Chicago-O'Hare Intl
35.6 °F
Avg rainfall for January in Chicago-O'Hare Intl
1.8 ″

Airports servicing Washington

Airports servicing Chicago

Top 4 airlines flying from Washington Dulles Intl to Chicago-O'Hare Intl

The chart below displays the airlines Cheapflights users traveling from Washington Dulles Intl to Chicago-O'Hare Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
Spirit Airlines
$85 $169 No cancel fee 65%
American Airlines
$86 $263 No cancel fee 71%
Delta
$87 $273 No cancel fee N/A
United Airlines
$237 $391 No cancel fee 69%

Hourly flight availability from Washington Dulles Intl to Chicago-O'Hare Intl

Afternoon Noon to 6 PM 55% of IAD to ORD departures
Morning 6 AM to noon 44% of IAD to ORD departures
Early morning Midnight to 6 AM 1% of IAD to ORD departures
Evening 6 PM to midnight 0% of IAD to ORD departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Washington Dulles Intl to Chicago-O'Hare Intl
Sunday
10 daily flights
Monday
10 daily flights
Tuesday
4 daily flights
Wednesday
2 daily flights
Thursday
12 daily flights
Friday
19 daily flights
Saturday
16 daily flights
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