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Cheap flights from Chicago (CHI) to Dulles Intl (IAD) from $85

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 9/4. 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
Jun 12 — Jun 191
From?
To?
Wed 6/12
Wed 6/19
1 adult, Economy
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The best prices from Chicago to Washington, D.C. Dulles Intl are usually found in August or September, booked 88 days in advance, depart on a Thursday or Friday 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 June 7, 2024.

Popular in

February

Cheapest in

August

Round-trip from

$234

One-way from

$114
High demand for flights, 20% potential price rise
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Best time to find cheap flights, 18% potential price drop
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From Chicago (CHI) to Washington, D.C. Dulles Intl
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One-way flight from Chicago (CHI) to Washington, D.C. Dulles Intl
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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 19%.

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 58 days in advance, which can save you up to 194% on flights from Chicago to Washington, D.C. Dulles Intl Airport compared to booking the week you need them. Waiting 58 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 $324. For sooner than that we have options available in the next 3 days from $474.

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 March. Prices are generally better when you fly from Chicago to Washington, D.C. Dulles Intl Airport in April, with the cheapest ticket starting at $68.

What is the cheapest time of day to fly from CHI to 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 20% on your trip compared to booking a flight in the afternoon.

Cheap Chicago to Dulles Intl flights in June & July 2024

Find cheap flight options from Chicago to Dulles Intl specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,048,502 searches. Prices were last updated on June 7, 2024.
The lowest fares we've come across on flights traveling from Chicago to Washington, D.C. in June and July 2024. Check back soon for alternative fares.
Tue 7/28:05 pmORD - IAD
1 stop13h 21mSun Country Air
Tue 7/912:00 pmIAD - ORD
1 stop6h 59mSun Country Air
Deal found 6/6$175
Tue 7/25:59 pmORD - IAD
Nonstop2h 01mUnited Airlines
Tue 7/96:30 amIAD - ORD
Nonstop2h 10mUnited Airlines
Deal found 6/6$179
Wed 7/37:00 amORD - IAD
Nonstop1h 53mUnited Airlines
Sat 7/610:10 pmIAD - ORD
Nonstop2h 05mUnited Airlines
Deal found 6/5$189
Mon 7/18:42 pmORD - IAD
1 stop13h 15mSun Country Air
Thu 7/412:03 pmIAD - ORD
1 stop6h 32mSun Country Air
Deal found 6/6$191
Wed 6/198:05 pmORD - IAD
1 stop14h 21mSun Country Air
Wed 6/2611:16 amIAD - ORD
1 stop8h 50mSun Country Air
Deal found 6/5$195
Tue 7/97:00 amORD - IAD
Nonstop1h 51mUnited Airlines
Thu 7/1110:10 pmIAD - ORD
Nonstop2h 05mUnited Airlines
Deal found 6/6$199
Mon 7/88:05 pmORD - IAD
1 stop13h 52mSun Country Air
Sat 7/131:05 pmIAD - ORD
1 stop8h 34mSun Country Air
Deal found 6/6$205
Tue 7/25:45 pmMDW - IAD
1 stop4h 14mDelta
Tue 7/91:28 pmIAD - MDW
1 stop4h 35mDelta
Deal found 6/6$208
Fri 6/287:10 amORD - IAD
1 stop3h 15mDelta
Fri 7/56:10 amIAD - ORD
1 stop4h 11mDelta
Deal found 6/6$208

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 3,048,502 searches. Data last updated June 7, 2024.
The lowest fares we've come across on flights traveling from Chicago to Washington, D.C. in June and July 2024. Check back soon for alternative fares.
Tue 7/28:05 pmORD - IAD
1 stop13h 21mSun Country Air
Tue 7/912:00 pmIAD - ORD
1 stop6h 59mSun Country Air
Deal found 6/6$175
Tue 7/25:59 pmORD - IAD
Nonstop2h 01mUnited Airlines
Tue 7/96:30 amIAD - ORD
Nonstop2h 10mUnited Airlines
Deal found 6/6$179
Fri 9/68:50 amORD - IAD
Nonstop2h 00mUnited Airlines
Mon 9/910:10 pmIAD - ORD
Nonstop2h 04mUnited Airlines
Deal found 6/5$184
Wed 9/49:22 amORD - IAD
1 stop5h 37mDelta
Sat 9/76:14 pmIAD - ORD
1 stop3h 48mDelta
Deal found 6/6$188
Wed 7/37:00 amORD - IAD
Nonstop1h 53mUnited Airlines
Sat 7/610:10 pmIAD - ORD
Nonstop2h 05mUnited Airlines
Deal found 6/5$189
Mon 7/18:42 pmORD - IAD
1 stop13h 15mSun Country Air
Thu 7/412:03 pmIAD - ORD
1 stop6h 32mSun Country Air
Deal found 6/6$191
Tue 9/102:55 pmORD - IAD
Nonstop1h 59mUnited Airlines
Thu 9/128:25 amIAD - ORD
Nonstop2h 11mUnited Airlines
Deal found 6/6$194
Wed 6/198:05 pmORD - IAD
1 stop14h 21mSun Country Air
Wed 6/2611:16 amIAD - ORD
1 stop8h 50mSun Country Air
Deal found 6/5$195
Wed 8/289:00 amORD - IAD
1 stop6h 29mDelta
Wed 9/41:28 pmIAD - ORD
1 stop4h 04mDelta
Deal found 6/6$198

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 3,048,502 searches. Data last updated June 7, 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.
Thu 6/1311:50 amORD - IAD
1 stop4h 23mAmerican Airlines
Tue 6/185:00 amIAD - ORD
1 stop4h 55mAmerican Airlines
Deal found 6/5$296
Sun 6/166:25 amORD - IAD
1 stop5h 28mSun Country Air
Tue 6/186:10 pmIAD - ORD
1 stop25h 56mSun Country Air
Deal found 6/6$315
Fri 6/148:05 pmORD - IAD
1 stop15h 52mMultiple Airlines
Tue 6/1812:55 pmIAD - ORD
3 stops20h 29mMultiple Airlines
Deal found 6/6$319
Sat 6/151:10 pmORD - IAD
Nonstop2h 02mUnited Airlines
Tue 7/166:30 amIAD - ORD
Nonstop2h 10mUnited Airlines
Deal found 6/6$321
Fri 6/148:05 pmORD - IAD
1 stop15h 52mSun Country Air
Tue 6/186:10 pmIAD - ORD
1 stop25h 56mSun Country Air
Deal found 6/7$325
Sat 6/151:10 pmORD - IAD
Nonstop2h 02mUnited Airlines
Sat 7/1310:10 pmIAD - ORD
Nonstop2h 05mUnited Airlines
Deal found 6/6$331
Thu 6/136:35 pmORD - IAD
1 stop17h 22mSun Country Air
Tue 6/186:10 pmIAD - ORD
1 stop25h 56mSun Country Air
Deal found 6/6$335
Fri 6/148:05 pmORD - IAD
1 stop15h 52mMultiple Airlines
Mon 6/1710:15 pmIAD - ORD
3 stops23h 05mMultiple Airlines
Deal found 6/6$338
Fri 6/148:05 pmORD - IAD
1 stop15h 52mMultiple Airlines
Tue 6/1812:55 pmIAD - ORD
3 stops20h 29mMultiple Airlines
Deal found 6/6$343

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 3,048,502 searches. Data last updated June 7, 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.
Wed 9/49:15 pmORD - IAD
Nonstop2h 00mUnited Airlines
Deal found 6/6$85
Wed 6/198:05 pmORD - IAD
1 stop14h 21mSun Country Air
Deal found 6/5$86
Tue 7/96:55 pmORD - IAD
1 stop14h 35mSun Country Air
Deal found 6/6$88
Tue 7/28:05 pmORD - IAD
1 stop13h 21mSun Country Air
Deal found 6/6$93
Tue 7/25:45 pmMDW - IAD
1 stop4h 14mDelta
Deal found 6/6$94
Wed 9/47:05 amORD - IAD
1 stop4h 36mDelta
Deal found 6/6$94
Tue 7/97:00 amORD - IAD
Nonstop1h 51mUnited Airlines
Deal found 6/6$95
Mon 7/18:42 pmORD - IAD
1 stop13h 15mSun Country Air
Deal found 6/5$97
Fri 7/58:35 pmORD - IAD
1 stop14h 49mSun Country Air
Deal found 6/6$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 3,048,502 searches. Data last updated June 7, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$175 - $408

Route

Depart

Return

Price

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

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Tue 7/2

1 stop13h 21m

Washington, D.C. Dulles Intl

Tue 7/9

1 stop6h 59m

$175

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

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Tue 7/2

Nonstop2h 01m

Washington, D.C. Dulles Intl

Tue 7/9

Nonstop2h 10m

$179

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

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Fri 9/6

Nonstop2h 00m

Washington, D.C. Dulles Intl

Mon 9/9

Nonstop2h 04m

$184

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

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 9/4

1 stop5h 37m

Washington, D.C. Dulles Intl

Sat 9/7

1 stop3h 48m

$188

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

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Mon 7/1

1 stop13h 15m

Washington, D.C. Dulles Intl

Thu 7/4

1 stop6h 32m

$191

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

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 8/28

1 stop6h 29m

Washington, D.C. Dulles Intl

Wed 9/4

1 stop4h 04m

$198

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

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 6/26

1 stop14h 15m

Washington, D.C. Dulles Intl

Mon 7/1

3 stops24h 59m

$226

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

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Sat 6/22

1 stop6h 28m

Washington, D.C. Dulles Intl

Sat 6/29

1 stop4h 43m

$335

Chicago MidwayWashington, D.C. Dulles Intl

MDW - IAD

MDWIAD

Chicago Midway

Fri 7/12

1 stop10h 20m

Washington, D.C. Dulles Intl

Sun 7/14

2 stops9h 40m

$408

Flights are sorted by cheapest first

Deals found on 6/6

How far ahead should I 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 May 31, 2024.
The best time to book flights from Chicago to Washington, D.C. Dulles Intl Airport is 87 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

What is the cheapest day 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 June 2, 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 Wednesday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Chicago to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 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 June 7, 2024.
Read reviews from past customers who have flown Sun Country Air, Delta and United 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
5,911 reviews

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.2
Very good
5,911 reviews
Southwest
8.2
Very good
5,911 reviews

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Alaska Airlines
8.1
Very good
9,231 reviews
Southwest
8.2
Very good
5,911 reviews

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Delta
8.0
Very good
10,363 reviews
Southwest
8.2
Very good
5,911 reviews

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Porter Airlines
7.4
Good
382 reviews
Southwest
8.2
Very good
5,911 reviews

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

United Airlines
7.4
Good
10,696 reviews
Southwest
8.2
Very good
5,911 reviews

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Crew

8.7

Entertainment

7.8

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

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 Sun Country Air for just $175, but on average you can expect to pay $201.

  • 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 $222.

  • Are there last-minute flights available from Chicago to Washington, D.C. Dulles Intl Airport for under $300?

    There are currently 20+ open flights from Chicago to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $300.

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

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

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

    Per day, 2 flights depart from Chicago to Washington, D.C. Dulles Intl Airport on average.
    Evening (6pm - Midnight) - 100% of flight departures

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

    For as low as $175, Sun Country Air can have you in Washington, D.C. Dulles Intl Airport from Chicago in 2h 01m. 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 Sun Country Air is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $175. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at $179 and $188, respectively. Sun Country Air is 43% 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?

    $85 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 Sun Country Air and Delta, with prices starting from $86 and $94, respectively.

  • 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 Scandinavian Airlines (100%), Air China (92%) and Austrian Airlines (90%).

  • 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 $106. While the most popular route (Chicago Midway - Washington, D.C. Dulles Intl) can be booked for $208 on average our data indicates $758 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).

  • Can I find deals for flights from Chicago to Dulles Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Chicago to Dulles Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Chicago to Dulles Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chicago to Dulles Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Chicago to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Chicago to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Dulles Intl.

  • Can I find deals for business class flights from Chicago to Dulles Intl?

    Yes. Cheapflights offers flight deals from Chicago to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Chicago to Dulles Intl that allow pets onboard?

    Many airlines flying from Chicago to Dulles Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Chicago to Dulles Intl?

    Yes, you can often find last-minute deals on Chicago to Dulles Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago to Washington, D.C. Dulles Intl Airport flight deals updated?

    The Chicago to Washington, D.C. Dulles Intl Airport flight deals you see on this page were last updated on 6/6.

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

    American Airlines, Delta and United Airlines are the most popular airlines when flying from Chicago to Washington, D.C. Dulles Intl Airport.

  • What is the cheapest month to book a flight from Chicago to Washington, D.C. Dulles Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Chicago to Washington, D.C. Dulles Intl Airport (average of $278). Flying from Chicago to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $382). 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.

See more FAQs

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Alternative routes for Chicago to Dulles Intl
See prices for flight routes from nearby airports that may be better suited for you.

O'Hare Intl to Reagan-National flights
O'Hare Intl to Baltimore flights
Midway to Reagan-National flights
Midway to Dulles Intl flights
O'Hare Intl to Dulles Intl flights
St. Louis to Reagan-National flights
St. Louis to Dulles Intl flights
Midway to Baltimore flights
St. Louis to Baltimore flights
Moline to Reagan-National flights
Peoria to Reagan-National flights
Moline to Dulles Intl flights
Peoria to Dulles Intl flights
Evansville to Dulles Intl flights
Evansville to Reagan-National flights
Peoria to Baltimore flights
Evansville to Baltimore flights
Bloomington to Reagan-National flights
Springfield to Reagan-National flights
Bloomington to Baltimore flights
Moline to Baltimore flights
Springfield to Dulles Intl flights
Bloomington to Dulles Intl flights
Champaign to Reagan-National flights
Champaign to Baltimore flights
Springfield to Baltimore flights
Champaign to Dulles Intl flights
Decatur to Baltimore flights
Dubuque to Reagan-National flights
Dubuque to Baltimore flights

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 3,048,502 searches. Data last updated June 7, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$178Average$308FlexibilityNo cancel feeOn-time69%
DeltaCheapest$184Average$424FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$221Average$353FlexibilityNo cancel feeOn-time71%
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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.
First Class
Business Class
Prem Econ Class
Economy 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 June 7, 2024.
1%of flight departuresEarly morningMidnight to 6 am
41%of flight departuresMorning6 am to noon
46%of flight departuresAfternoonNoon to 6 pm
12%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 June 7, 2024.
Sunday5daily flights
Monday24daily flights
Tuesday14daily flights
Wednesday16daily flights
Thursday14daily flights
Friday22daily flights
Saturday8daily flights

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