Cheap flights from Chicago (CHI) to Dulles Intl (IAD) from $64

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
CHI — IAD
Mar 24 — Mar 311

The best prices from Chicago to Washington, D.C. Dulles Intl are usually found in August or September, booked 80 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from Chicago to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 19, 2024.

Popular in

November

Cheapest in

August

Round-trip from

$234

One-way from

$113
High demand for flights, 15% potential price rise
Best time to find cheap flights, 21% potential price drop
From Chicago (CHI) to Washington, D.C. Dulles Intl
One-way flight from Chicago (CHI) to Washington, D.C. Dulles Intl

What is the cheapest day to fly round-trip from Chicago to Washington, D.C. Dulles Intl Airport?

Wednesday is generally a great day to depart. Flying on this day could help you save up to 20%.

How far in advance should I book a flight from Chicago to Washington, D.C. Dulles Intl Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 46 days in advance, which can save you up to 83% on flights from Chicago to Washington, D.C. Dulles Intl Airport compared to booking the week you need them. Waiting 46 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $353. For sooner than that we have options available in the next 3 days from $432.

What is the cheapest month to fly from Chicago to Washington, D.C. Dulles Intl Airport?

Flights from Chicago to Washington, D.C. Dulles Intl Airport lean towards being more expensive in June. Prices are generally better when you fly from Chicago to Washington, D.C. Dulles Intl Airport in September, with the cheapest ticket starting at $95.

When is the cheapest time to fly from Chicago to Washington, D.C. Dulles Intl Airport (CHI - IAD)?

A simple way to save on the total cost of your ticket is to fly from Chicago to Washington, D.C. Dulles Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the afternoon.

Cheap United Airlines flights from Chicago to Dulles Intl

Explore cheap flight options specifically provided by United Airlines for the route between Chicago and Dulles Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Check out some of the cheapest United Airlines flights we've come across from Chicago to Washington, D.C.. Deals update often to give you more flight options matching your criteria
Fri 4/269:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Mon 4/2910:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/17$143
Fri 4/129:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Wed 4/1710:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/17$145
Wed 4/108:45 amORD - IAD
Nonstop1h 58mUnited Airlines
Sat 4/136:00 amIAD - ORD
1 stop4h 36mUnited Airlines
Deal found 3/17$148
Fri 4/129:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Mon 4/1510:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/17$149
Sat 4/139:38 pmORD - IAD
Nonstop1h 52mUnited Airlines
Tue 4/166:00 amIAD - ORD
1 stop4h 36mUnited Airlines
Deal found 3/17$152
Thu 4/119:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Mon 4/1510:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/17$156
Sat 4/209:38 pmORD - IAD
Nonstop1h 52mUnited Airlines
Sun 4/218:26 amIAD - ORD
Nonstop2h 09mUnited Airlines
Deal found 3/17$158
Mon 4/159:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Wed 4/1710:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/18$159
Tue 4/1610:45 amORD - IAD
1 stop4h 29mUnited Airlines
Wed 4/1710:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/18$162

Cheap Delta flights from Chicago to Dulles Intl

Explore cheap flight options specifically provided by Delta for the route between Chicago and Dulles Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Some of the lowest-priced Delta flights we've found at this time heading from Chicago to Washington, D.C.. Deals are refreshing constantly so come back soon for more options.
Tue 4/166:00 amMDW - IAD
1 stop4h 34mDelta
Tue 4/231:30 pmIAD - MDW
1 stop3h 54mDelta
Deal found 3/17$176
Sat 4/205:45 pmMDW - IAD
1 stop4h 06mDelta
Sun 4/216:00 amIAD - MDW
1 stop3h 50mDelta
Deal found 3/17$177
Tue 4/96:00 pmMDW - IAD
1 stop3h 51mDelta
Sat 4/136:00 amIAD - MDW
1 stop3h 50mDelta
Deal found 3/18$178
Sat 4/137:15 amORD - IAD
1 stop4h 31mDelta
Sat 4/135:05 pmIAD - ORD
1 stop5h 29mDelta
Deal found 3/18$192
Mon 4/225:45 pmMDW - IAD
1 stop4h 06mDelta
Wed 4/249:40 amIAD - MDW
1 stop4h 05mDelta
Deal found 3/18$197
Fri 4/195:25 pmORD - IAD
1 stop4h 26mDelta
Mon 4/227:55 pmIAD - ORD
1 stop4h 57mDelta
Deal found 3/18$198
Sat 5/253:50 pmORD - IAD
1 stop6h 34mDelta
Tue 5/286:25 amIAD - ORD
1 stop6h 00mDelta
Deal found 3/17$202
Mon 4/15:48 pmMDW - IAD
1 stop4h 28mDelta
Thu 4/46:00 amIAD - MDW
1 stop3h 46mDelta
Deal found 3/18$368
Thu 3/287:05 amORD - IAD
1 stop3h 21mDelta
Sun 3/316:00 amIAD - ORD
1 stop4h 32mDelta
Deal found 3/18$450

Cheap Chicago to Dulles Intl flights in March & April 2024

Find cheap flight options from Chicago to Dulles Intl specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Prices were last updated on March 19, 2024.
The lowest fares we've come across on flights traveling from Chicago to Washington, D.C. in March and April 2024. Check back soon for alternative fares.
Fri 4/269:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Mon 4/2910:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/17$143
Fri 4/129:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Wed 4/1710:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/17$145
Wed 4/108:45 amORD - IAD
Nonstop1h 58mUnited Airlines
Sat 4/136:00 amIAD - ORD
1 stop4h 36mUnited Airlines
Deal found 3/17$148
Fri 4/129:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Mon 4/1510:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/17$149
Sat 4/139:38 pmORD - IAD
Nonstop1h 52mUnited Airlines
Tue 4/166:00 amIAD - ORD
1 stop4h 36mUnited Airlines
Deal found 3/17$152
Thu 4/119:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Mon 4/1510:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/17$156
Mon 4/229:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Wed 7/246:30 amIAD - ORD
Nonstop2h 10mUnited Airlines
Deal found 3/16$158
Tue 4/98:45 amORD - IAD
Nonstop1h 58mUnited Airlines
Mon 4/2210:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/18$159
Tue 4/1610:45 amORD - IAD
1 stop4h 29mUnited Airlines
Wed 4/1710:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/18$162

Chicago to Dulles Intl 2024 flight deals

Discover exclusive flight deals for travel between Chicago and Dulles Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
The lowest fares we've come across on flights traveling from Chicago to Washington, D.C. in March and April 2024. Check back soon for alternative fares.
Fri 4/269:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Mon 4/2910:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/17$143
Fri 4/129:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Wed 4/1710:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/17$145
Wed 4/108:45 amORD - IAD
Nonstop1h 58mUnited Airlines
Sat 4/136:00 amIAD - ORD
1 stop4h 36mUnited Airlines
Deal found 3/17$148
Fri 4/129:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Mon 4/1510:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/17$149
Sat 4/139:38 pmORD - IAD
Nonstop1h 52mUnited Airlines
Tue 4/166:00 amIAD - ORD
1 stop4h 36mUnited Airlines
Deal found 3/17$152
Fri 5/109:20 pmORD - IAD
Nonstop1h 52mUnited Airlines
Tue 5/146:45 amIAD - ORD
Nonstop2h 09mUnited Airlines
Deal found 3/18$154
Thu 4/119:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Mon 4/1510:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/17$156
Mon 4/229:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Wed 7/246:30 amIAD - ORD
Nonstop2h 10mUnited Airlines
Deal found 3/16$158
Tue 4/98:45 amORD - IAD
Nonstop1h 58mUnited Airlines
Mon 4/2210:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/18$159

Non-stop flights to Dulles Intl from Chicago

Discover non-stop flight options from Chicago to Dulles Intl. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
For a quicker trip, book one of these direct flights from Chicago to Washington, D.C.. Select from other flights from Chicago to Washington, D.C. by using the search form above.
Tue 5/219:20 pmORD - IAD
Nonstop1h 52mUnited Airlines
Sat 5/2510:15 pmIAD - ORD
Nonstop2h 05mUnited Airlines
Deal found 3/17$143
Fri 5/109:20 pmORD - IAD
Nonstop1h 52mUnited Airlines
Tue 5/146:45 amIAD - ORD
Nonstop2h 09mUnited Airlines
Deal found 3/18$154
Tue 4/238:45 amORD - IAD
Nonstop1h 58mUnited Airlines
Thu 4/2510:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/18$156
Tue 4/98:45 amORD - IAD
Nonstop1h 58mUnited Airlines
Mon 4/2210:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/18$159
Fri 5/179:20 pmORD - IAD
Nonstop1h 52mUnited Airlines
Sat 5/1810:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/18$163
Thu 4/188:45 amORD - IAD
Nonstop1h 58mUnited Airlines
Fri 4/1910:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/18$176
Fri 4/199:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Wed 4/2410:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/18$177
Tue 4/98:45 amORD - IAD
Nonstop1h 58mUnited Airlines
Thu 4/1110:23 pmIAD - ORD
Nonstop2h 07mUnited Airlines
Deal found 3/18$179
Fri 5/319:45 pmORD - IAD
Nonstop2h 02mUnited Airlines
Thu 6/66:30 amIAD - ORD
Nonstop2h 10mUnited Airlines
Deal found 3/18$182

Chicago to Dulles Intl flights leaving soon

Find last-minute flight options from Chicago to Dulles Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Have a look at some of the last-minute flights available departing from Chicago to Washington, D.C.. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Mon 4/15:48 pmMDW - IAD
1 stop4h 28mDelta
Thu 4/46:00 amIAD - MDW
1 stop3h 46mDelta
Deal found 3/18$368
Thu 3/2810:29 amORD - IAD
3 stops43h 51mMultiple Airlines
Mon 4/15:20 pmIAD - ORD
3 stops19h 41mMultiple Airlines
Deal found 3/18$392
Wed 3/274:59 pmORD - IAD
3 stops22h 11mMultiple Airlines
Tue 4/25:20 pmIAD - ORD
3 stops17h 14mMultiple Airlines
Deal found 3/17$396
Thu 3/285:00 amORD - IAD
3 stops29h 20mMultiple Airlines
Tue 4/25:20 pmIAD - ORD
3 stops17h 14mMultiple Airlines
Deal found 3/17$414
Thu 3/288:19 amORD - IAD
1 stop4h 03mAmerican Airlines
Tue 4/25:00 amIAD - ORD
1 stop4h 56mAmerican Airlines
Deal found 3/17$417
Tue 3/261:22 pmORD - IAD
1 stop5h 17mAmerican Airlines
Tue 4/25:52 pmIAD - ORD
1 stop4h 32mAmerican Airlines
Deal found 3/18$430
Wed 3/274:59 pmORD - IAD
3 stops22h 11mMultiple Airlines
Mon 4/18:25 amIAD - ORD
3 stops23h 05mMultiple Airlines
Deal found 3/17$435
Wed 3/271:21 pmORD - IAD
Nonstop1h 54mUnited Airlines
Mon 4/15:17 pmIAD - ORD
Nonstop2h 14mUnited Airlines
Deal found 3/17$436
Thu 3/285:00 amORD - IAD
2 stops15h 14mMultiple Airlines
Mon 4/11:00 pmIAD - ORD
3 stops24h 01mMultiple Airlines
Deal found 3/18$443

One-way flights to Dulles Intl from Chicago

Search for one-way flight options from Chicago to Dulles Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Users in need of a one-way flight from Chicago to Washington, D.C. can choose from these deals. Users can also find round-trip Chicago to Washington, D.C. flights by using the search form above.
Mon 4/299:07 pmORD - IAD
Nonstop1h 52mUnited Airlines
Deal found 3/17$64
Tue 5/219:20 pmORD - IAD
Nonstop1h 52mUnited Airlines
Deal found 3/17$80
Wed 4/106:00 amMDW - IAD
1 stop4h 34mDelta
Deal found 3/18$88
Wed 5/19:35 amORD - IAD
1 stop5h 47mDelta
Deal found 3/18$88
Sat 4/135:45 pmMDW - IAD
1 stop4h 06mDelta
Deal found 3/18$89
Tue 4/95:57 pmORD - IAD
1 stop5h 02mDelta
Deal found 3/18$89
Thu 4/188:45 amORD - IAD
Nonstop1h 58mUnited Airlines
Deal found 3/17$94
Sat 6/159:45 pmORD - IAD
Nonstop2h 02mUnited Airlines
Deal found 3/17$95
Mon 4/1511:55 amORD - IAD
1 stop21h 47mSun Country Air
Deal found 3/18$98

Find flights from Chicago to Dulles Intl within your budget

Customize your flight search to find flights from Chicago to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$143 - $267

Route

Depart

Return

Price

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Fri 4/26

Nonstop1h 52m

Washington, D.C. Dulles Intl

Mon 4/29

Nonstop2h 07m

$143

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Fri 4/12

Nonstop1h 52m

Washington, D.C. Dulles Intl

Wed 4/17

Nonstop2h 07m

$145

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 4/10

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sat 4/13

1 stop4h 36m

$148

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Fri 4/12

Nonstop1h 52m

Washington, D.C. Dulles Intl

Mon 4/15

Nonstop2h 07m

$149

Chicago MidwayWashington, D.C. Dulles Intl

MDW - IAD

MDWIAD

Chicago Midway

Tue 4/16

1 stop4h 34m

Washington, D.C. Dulles Intl

Tue 4/23

1 stop3h 54m

$176

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Sat 4/20

1 stop4h 41m

Washington, D.C. Dulles Intl

Wed 4/24

1 stop5h 29m

$176

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Mon 4/15

1 stop5h 12m

Washington, D.C. Dulles Intl

Mon 4/22

1 stop7h 28m

$201

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Mon 4/8

1 stop4h 54m

Washington, D.C. Dulles Intl

Wed 4/10

1 stop4h 51m

$205

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Mon 4/15

1 stop5h 12m

Washington, D.C. Dulles Intl

Fri 4/19

3 stops27h 42m

$267

Flights are sorted by cheapest first

Deals found on 3/17

When is the best time to book a flight from Chicago to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Dulles Intl. Price data was last updated on January 28, 2024.
The best time to book flights from Chicago to Washington, D.C. Dulles Intl Airport is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from Chicago to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Dulles Intl. Price data was last updated on March 17, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Chicago to Washington, D.C. Dulles Intl Airport flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Dulles Intl by month

Plan your trip from Chicago to Dulles Intl by taking into account the cheapest months to travel. The average price of a one-way flight from Chicago to Dulles Intl is currently $87 while a round-trip flight costs $179. Price data was last updated on March 17, 2024.

Currently, September is the cheapest month in which you can book a flight from Chicago to Washington, D.C. Dulles Intl Airport (average of $282). Flying from Chicago to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $407). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$308

February

$303

March

$354

April

$345

May

$345

June

$407

July

$379

August

$298

September

$282

October

$306

November

$326

December

$289

Temperature and rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

35.6 - 80.6 °F

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated March 19, 2024.
Read reviews from past customers who have flown United Airlines, Delta and American Airlines from Chicago to Washington, D.C.. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
6,382 reviews

Boarding

8.3

Overall

8.2

Comfort

8.1

Entertainment

7.9

Crew

8.8

Food

7.4

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

Southwest
8.2
Very good
6,382 reviews
Southwest
8.2
Very good
6,382 reviews

Boarding

8.3

Overall

8.2

Comfort

8.1

Entertainment

7.9

Crew

8.8

Food

7.4

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

8.1
Very good
11,551 reviews
Southwest
8.2
Very good
6,382 reviews

Boarding

8.3

Overall

8.2

Comfort

8.1

Entertainment

7.9

Crew

8.8

Food

7.4

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

7.4
Good
460 reviews
Southwest
8.2
Very good
6,382 reviews

Boarding

8.3

Overall

8.2

Comfort

8.1

Entertainment

7.9

Crew

8.8

Food

7.4

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

7.4
Good
11,602 reviews
Southwest
8.2
Very good
6,382 reviews

Boarding

8.3

Overall

8.2

Comfort

8.1

Entertainment

7.9

Crew

8.8

Food

7.4

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

7.3
Good
15,312 reviews
Southwest
8.2
Very good
6,382 reviews

Boarding

8.3

Overall

8.2

Comfort

8.1

Entertainment

7.9

Crew

8.8

Food

7.4

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

Related info for your journey

Find useful and relevant information for your journey from Chicago to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Chicago to Washington, D.C. Dulles Intl Airport for under $200 on Cheapflights?

    Yes, there are multiple flights from Chicago to Washington, D.C. Dulles Intl Airport for under $200. The cheapest flight booked recently is on United Airlines for just $143, but on average you can expect to pay $162.

  • Are there nonstop flights from Chicago to Washington, D.C. Dulles Intl Airport for under $200 on Cheapflights?

    Cheapflights has at least 20 direct flights from Chicago to Washington, D.C. Dulles Intl Airport under $200. A good price for a nonstop flight from Chicago to Washington, D.C. Dulles Intl Airport is less than $182.

  • Are there last-minute flights available from Chicago to Washington, D.C. Dulles Intl Airport for under $400?

    There are currently 20+ open flights from Chicago to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $400.

  • What days are nonstop flights available from Chicago to Washington, D.C. Dulles Intl Airport?

    You can find nonstop flights on the following days: Sunday, Wednesday, Thursday, Friday, Saturday.

  • How many flights depart from Chicago to Washington, D.C. Dulles Intl Airport on average per day?

    Per day, 14 flights depart from Chicago to Washington, D.C. Dulles Intl Airport on average.
    Morning (6am - Noon) - 36% of flight departures
    Afternoon (Noon - 6pm) - 43% of flight departures
    Evening (6pm - Midnight) - 21% of flight departures

  • How long is the flight from Chicago to Washington, D.C. Dulles Intl Airport?

    For as low as $143, United Airlines can have you in Washington, D.C. Dulles Intl Airport from Chicago in 1h 52m. The distance between Chicago and Washington, D.C. Dulles Intl Airport is about 590 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Chicago to Washington, D.C. Dulles Intl Airport round-trip?

    Flying on United Airlines is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $143. Another option worth looking into is Delta, starting at $176 round trip. United Airlines is 54% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Chicago to Washington, D.C. Dulles Intl Airport one-way?

    $64 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and Sun Country Air, with prices starting from $88 and $98, respectively.

  • What are the most popular airlines that fly from Chicago to Washington, D.C. Dulles Intl Airport?

  • What are the most reliable airlines from Chicago to Washington, D.C. Dulles Intl Airport?

    The top 3 most reliable airlines when flying from Chicago to Washington, D.C. Dulles Intl Airport are Ethiopian Air (89%), United Airlines (79%) and Scandinavian Airlines (78%).

  • What are the cheapest flights from Chicago to Washington, D.C. Dulles Intl Airport?

    Looking at all options, your cheapest flight can be booked for $87. While the most popular route (Chicago O'Hare Intl - Washington, D.C. Dulles Intl) can be booked for $123 on average our data indicates $1,010 when flying from Chicago to Washington, D.C. Dulles Intl Airport.

  • What does ORD to IAD mean?

    ORD and IAD are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. ORD to IAD refers to a flight route from Chicago O'Hare Intl Airport to Washington, D.C. Dulles Intl Airport. Ready for more IATA code knowledge? These are related airports for your current travel destination: Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD).

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Top 3 airlines flying from Chicago to Dulles Intl

Discover the top 3 airlines that operate flights from Chicago to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$183Average$322FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$192Average$302FlexibilityNo cancel feeOn-time71%
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DeltaCheapest$209Average$424FlexibilityNo cancel feeOn-timeN/A
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Search flights from Chicago to Dulles Intl by cabin class

Find flights from Chicago to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Chicago to Dulles Intl

Find hourly flight availability from Chicago to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 19, 2024.
1%of flight departuresEarly morningMidnight to 6 am
13%of flight departuresMorning6 am to noon
62%of flight departuresAfternoonNoon to 6 pm
24%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Chicago to Dulles Intl

Explore weekly flight availability from Chicago to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 19, 2024.
Sunday5daily flights
Monday24daily flights
Tuesday14daily flights
Wednesday16daily flights
Thursday14daily flights
Friday22daily flights
Saturday8daily flights

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When you search for this flight from Chicago to Dulles Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Dulles Intl from Chicago.

Can Cheapflights find flights from Chicago to Dulles Intl with no change fees?

Certainly. Search results for flights to Dulles Intl from Chicago shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Chicago to Dulles Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dulles Intl from Chicago today and book when prices fit your budget.

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