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O'Hare Intl. Airport to Dulles International Airport flight

Explore the cheapest one-way and round-trip flights from O'Hare Intl. Airport to Dulles International Airport over the next 90 days, with one-way fares from €71 and round-trip from €127. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        ORD 12:55 PM
        2h 6m
        Nonstop
        IAD 4:01 PM
        Chicago - Washington D.C. | Sat, Oct 10 | United Airlines
        DCA 6:55 AM
        2h
        Nonstop
        MDW 7:55 AM
        Washington D.C. - Chicago | Sat, Oct 17 |
        €194 €278
        30% off
        30% off
        €278 €194
      • ORD 9:52 PM
        2h 6m
        Nonstop
        IAD 12:58 AM
        Chicago - Washington D.C. | Mon, Oct 19 | United Airlines
        DCA 6:00 PM
        2h
        Nonstop
        ORD 7:00 PM
        Washington D.C. - Chicago | Mon, Oct 26 |
        €194 €278
        30% off
        30% off
        €278 €194
      • ORD 7:15 AM
        8h 57m
        1 stop
        IAD 5:12 PM
        Chicago - Washington D.C. | Tue, Nov 17 | Frontier Airlines
        IAD 8:05 AM
        5h 46m
        1 stop
        ORD 12:51 PM
        Washington D.C. - Chicago | Wed, Nov 18 | Frontier Airlines
        €127 €278
        54% off
        54% off
        €278 €127
      • ORD 7:15 AM
        8h 57m
        1 stop
        IAD 5:12 PM
        Chicago - Washington D.C. | Tue, Nov 3 | Frontier Airlines
        IAD 8:05 AM
        5h 46m
        1 stop
        ORD 12:51 PM
        Washington D.C. - Chicago | Tue, Nov 10 | Frontier Airlines
        €131
        53% off
        €278 €131
      • ORD 10:26 AM
        5h 52m
        1 stop
        IAD 5:18 PM
        Chicago - Washington D.C. | Mon, Oct 12 | Frontier Airlines
        DCA 7:00 AM
        18h 24m
        1 stop
        ORD 12:24 AM
        Washington D.C. - Chicago | Mon, Oct 19 | Frontier Airlines
        €141
        49% off
        €278 €141
      • ORD 8:46 AM
        24h 31m
        1 stop
        IAD 10:17 AM
        Chicago - Washington D.C. | Sat, Oct 17 | Frontier Airlines
        DCA 6:00 PM
        7h 24m
        1 stop
        ORD 12:24 AM
        Washington D.C. - Chicago | Sat, Oct 24 | Frontier Airlines
        €141
        49% off
        €278 €141
      • ORD 10:26 AM
        5h 52m
        1 stop
        IAD 5:18 PM
        Chicago - Washington D.C. | Thu, Oct 8 | Frontier Airlines
        IAD 12:43 PM
        7h 52m
        1 stop
        ORD 7:35 PM
        Washington D.C. - Chicago | Mon, Oct 12 | Frontier Airlines
        €141
        49% off
        €278 €141
      • ORD 3:50 PM
        17h 27m
        1 stop
        IAD 10:17 AM
        Chicago - Washington D.C. | Mon, Oct 5 | Frontier Airlines
        IAD 12:43 PM
        7h 52m
        1 stop
        ORD 7:35 PM
        Washington D.C. - Chicago | Mon, Oct 12 | Frontier Airlines
        €141
        49% off
        €278 €141
      • ORD 6:00 AM
        8h 34m
        1 stop
        IAD 3:34 PM
        Chicago - Washington D.C. | Wed, Oct 7 | Frontier Airlines
        IAD 7:50 AM
        11h 33m
        1 stop
        ORD 6:23 PM
        Washington D.C. - Chicago | Wed, Oct 14 | Frontier Airlines
        €141
        49% off
        €278 €141
      • ORD 6:00 AM
        10h 18m
        1 stop
        IAD 5:18 PM
        Chicago - Washington D.C. | Tue, Oct 20 | Frontier Airlines
        IAD 12:30 PM
        7h 26m
        1 stop
        ORD 6:56 PM
        Washington D.C. - Chicago | Thu, Oct 22 | Frontier Airlines
        €142
        49% off
        €278 €142
      • ORD 6:00 AM
        8h 34m
        1 stop
        IAD 3:34 PM
        Chicago - Washington D.C. | Tue, Oct 13 | Frontier Airlines
        IAD 11:12 AM
        21h 19m
        1 stop
        ORD 7:31 AM
        Washington D.C. - Chicago | Tue, Oct 20 | Frontier Airlines
        €142
        49% off
        €278 €142
      • ORD 6:20 AM
        9h 58m
        1 stop
        IAD 5:18 PM
        Chicago - Washington D.C. | Sat, Oct 10 | Frontier Airlines
        DCA 6:00 PM
        7h 24m
        1 stop
        ORD 12:24 AM
        Washington D.C. - Chicago | Sat, Oct 17 | Frontier Airlines
        €142
        49% off
        €278 €142
      • ORD 6:00 AM
        8h 34m
        1 stop
        IAD 3:34 PM
        Chicago - Washington D.C. | Wed, Oct 14 | Frontier Airlines
        IAD 12:30 PM
        7h 37m
        1 stop
        ORD 7:07 PM
        Washington D.C. - Chicago | Wed, Oct 21 | Frontier Airlines
        €144
        48% off
        €278 €144
      • ORD 10:26 AM
        5h 47m
        1 stop
        IAD 5:13 PM
        Chicago - Washington D.C. | Mon, Oct 26 | Frontier Airlines
        IAD 12:30 PM
        7h 37m
        1 stop
        ORD 7:07 PM
        Washington D.C. - Chicago | Wed, Oct 28 | Frontier Airlines
        €144
        48% off
        €278 €144
      • CHI 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Chicago - Washington D.C. | Mon, Oct 5 | Normal Airline
        WAS 3:00 PM
        6h
        Nonstop
        CHI 4:00 PM
        Washington D.C. - Chicago | Wed, Oct 7 | Normal Airline
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      • Cheapest nonstop
        ORD 2:21 PM
        2h 3m
        Nonstop
        IAD 5:24 PM
        Chicago - Washington D.C. | Sat, Nov 28 | United Airlines
        €108 €156
        31% off
        31% off
        €156 €108
      • ORD 9:45 PM
        2h 5m
        Nonstop
        IAD 12:50 AM
        Chicago - Washington D.C. | Mon, Oct 12 | United Airlines
        €109 €156
        30% off
        30% off
        €156 €109
      • ORD 10:26 AM
        5h 52m
        1 stop
        IAD 5:18 PM
        Chicago - Washington D.C. | Mon, Nov 2 | Frontier Airlines
        €71 €156
        54% off
        54% off
        €156 €71
      • ORD 6:00 AM
        8h 34m
        1 stop
        IAD 3:34 PM
        Chicago - Washington D.C. | Tue, Oct 6 | Frontier Airlines
        €73
        53% off
        €156 €73
      • ORD 1:23 PM
        5h 51m
        1 stop
        IAD 8:14 PM
        Chicago - Washington D.C. | Sat, Oct 17 | Delta Air Lines
        €75
        52% off
        €156 €75
      • ORD 5:30 AM
        7h 41m
        1 stop
        IAD 2:11 PM
        Chicago - Washington D.C. | Tue, Oct 6 | Delta Air Lines
        €79
        49% off
        €156 €79
      • ORD 8:05 AM
        6h 44m
        1 stop
        IAD 3:49 PM
        Chicago - Washington D.C. | Mon, Nov 2 | Delta Air Lines
        €79
        49% off
        €156 €79
      • ORD 10:40 AM
        7h 30m
        1 stop
        IAD 7:10 PM
        Chicago - Washington D.C. | Sat, Oct 24 | Delta Air Lines
        €81
        48% off
        €156 €81
      • ORD 6:00 AM
        8h 34m
        1 stop
        IAD 3:34 PM
        Chicago - Washington D.C. | Wed, Oct 7 | Frontier Airlines
        €81
        48% off
        €156 €81
      • ORD 8:55 AM
        6h 32m
        1 stop
        IAD 4:27 PM
        Chicago - Washington D.C. | Sat, Oct 31 | Delta Air Lines
        €83
        47% off
        €156 €83
      • ORD 6:30 AM
        10h 6m
        1 stop
        IAD 5:36 PM
        Chicago - Washington D.C. | Wed, Nov 25 | Frontier Airlines
        €86
        45% off
        €156 €86
      • ORD 2:03 PM
        9h 25m
        1 stop
        IAD 12:28 AM
        Chicago - Washington D.C. | Thu, Nov 12 | Frontier Airlines
        €86
        45% off
        €156 €86
      • ORD 8:04 AM
        11h 7m
        1 stop
        IAD 8:11 PM
        Chicago - Washington D.C. | Tue, Oct 27 | Frontier Airlines
        €86
        45% off
        €156 €86
      • ORD 8:04 AM
        11h 7m
        1 stop
        IAD 8:11 PM
        Chicago - Washington D.C. | Wed, Oct 28 | Frontier Airlines
        €86
        45% off
        €156 €86
      • CHI 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Chicago - Washington D.C. | Mon, Oct 5 | Normal Airline
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Displayed flight fares from O'Hare Intl. Airport to Dulles International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from O'Hare Intl. Airport to Dulles International Airport

What is the cheapest month for one-way flights from O'Hare Intl. Airport to Dulles International Airport?

Data is based on average one-way flight prices from O'Hare Intl. Airport to Dulles International Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from O'Hare Intl. Airport to Dulles International Airport, the best time to buy is in September, with an average price of €104. You’ll want to avoid June, when the average price can reach as high as €333.

€333
€219
€104
0
  • €104
    Sep
  • €275
    Oct
  • €185
    Nov
  • €158
    Dec
  • €199
    Jan
  • €298
    Feb
  • €194
    Mar
  • €225
    Apr
  • €178
    May
  • €333
    Jun
  • €251
    Jul
  • €244
    Aug

What is the cheapest day of the week to fly from O'Hare Intl. Airport to Dulles International Airport?

The data is based on the past 12 months and shows the average ticket prices from O'Hare Intl. Airport to Dulles International Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from O'Hare Intl. Airport to Dulles International Airport is Saturday, with average fares typically lower than other days. You’ll want to avoid flying on Friday, as ticket prices are usually the highest that day.

€257
€231
€205
€179
    Cheapest
  • €230
    Mon
  • €215
    Tue
  • €228
    Wed
  • €228
    Thu
  • €257
    Fri
  • €205
    Sat
  • €253
    Sun

Which airline offers the cheapest flights from O'Hare Intl. Airport to Dulles International Airport?

The cheapest airline flying from O'Hare Intl. Airport to Dulles International Airport is Frontier Airlines (from €69) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €69
Delta Air Lines
From €80
United Airlines
From €109
American Airlines
From €123
Jetblue Airways
From €159

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What is the flight schedule from O'Hare Intl. Airport to Dulles International Airport?

Check the schedule for flights from Chicago to Washington D.C. and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F91596

    O'Hare Intl. Airport

    6:20 AM

    ORD

    2h 9m

    Nonstop

    9:29 AM

    ATL

    S M T W T F S
    Search

  2. F94410

    Hartsfield–Jackson Atlanta International Airport

    3:25 PM

    ATL

    1h 53m

    Nonstop

    5:18 PM

    IAD

    S M T W T F S

  3. DL4929

    O'Hare Intl. Airport

    10:30 AM

    ORD

    2h 24m

    Nonstop

    1:54 PM

    JFK

    - M T W T F -
    Search

  4. DL5638

    John F Kennedy Intl. Airport

    3:55 PM

    JFK

    1h 38m

    Nonstop

    5:33 PM

    IAD

    - M T W T F -

  5. DL1264

    O'Hare Intl. Airport

    5:30 AM

    ORD

    2h 7m

    Nonstop

    8:37 AM

    ATL

    S M T W T F S
    Search

  6. DL2135

    Hartsfield–Jackson Atlanta International Airport

    1:00 PM

    ATL

    1h 41m

    Nonstop

    2:41 PM

    IAD

    S - - - - - S

  7. F92205

    O'Hare Intl. Airport

    7:11 AM

    ORD

    3h 12m

    Nonstop

    11:23 AM

    FLL

    S M T W T F S
    Search

  8. F92960

    Fort Lauderdale-Hollywood International Airport

    5:37 PM

    FLL

    2h 32m

    Nonstop

    8:09 PM

    IAD

    S M T W T F S

  9. F91442

    O'Hare Intl. Airport

    7:21 PM

    ORD

    2h 16m

    Nonstop

    10:37 PM

    ATL

    S M T - - - S
    Search

  10. F94410

    Hartsfield–Jackson Atlanta International Airport

    3:25 PM

    ATL

    1h 53m

    Nonstop

    5:18 PM

    IAD

    S M T W T F S

  11. F92198

    O'Hare Intl. Airport

    7:35 PM

    ORD

    2h 16m

    Nonstop

    10:51 PM

    ATL

    - - - W T F -
    Search

  12. F94410

    Hartsfield–Jackson Atlanta International Airport

    3:25 PM

    ATL

    1h 53m

    Nonstop

    5:18 PM

    IAD

    S M T W T F S

  13. F92792

    O'Hare Intl. Airport

    9:51 AM

    ORD

    2h 52m

    Nonstop

    1:43 PM

    MCO

    - - - W T F -
    Search

  14. F94230

    Orlando Intl. Airport

    8:16 AM

    MCO

    2h 11m

    Nonstop

    10:27 AM

    IAD

    S M T W T F S

  15. F92198

    O'Hare Intl. Airport

    7:35 PM

    ORD

    2h 16m

    Nonstop

    10:51 PM

    ATL

    - - - W T F -
    Search

  16. F93692

    Hartsfield–Jackson Atlanta International Airport

    10:24 PM

    ATL

    1h 46m

    Nonstop

    12:10 AM

    IAD

    S M T W T F S
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About O'Hare Intl. Airport and Dulles International Airport

Learn about O'Hare Intl. Airport (ORD) and Dulles International Airport (IAD) — including location, terminals, transportation, and travel tips.

Flight distance 946.66 km
Cheapest one-way ticket price €71
Cheapest return ticket price €127

FAQs for O'Hare Intl. Airport to Dulles International Airport Flights

  • How long is the flight from O'Hare Intl. Airport to Dulles International Airport?

    O'Hare Intl. Airport to Dulles International Airport takes about 1 hour 44 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 7 daily flights from O'Hare Intl. Airport (ORD) to Dulles International Airport (IAD).
  • The earliest flight from O'Hare Intl. Airport to Dulles International Airport departs at 06:30, and the last departs at 21:52, with about 13 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from O'Hare Intl. Airport (ORD) to Dulles International Airport (IAD) is quite popular. Without considering departure times or holidays, tickets cost around €244 in October, the most expensive month to book this route.
  • The earliest flight departs from O'Hare Intl. Airport (ORD) at 08:48 and arrives in Dulles International Airport (IAD) at 11:47.
  • The latest flight departs from O'Hare Intl. Airport (ORD) at 21:20 and arrives in Dulles International Airport (IAD) at 00:21.
  • United Airlines is a very popular airline operating an average of 3767 flights per month.
  • One-way flights from O'Hare Intl. Airport to Dulles International Airport currently start from €71, and round-trip fares start from €127. The current lowest fare is a Frontier Airlines flight departing on Mon, Nov 2; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from O'Hare Intl. Airport to Dulles International Airport, with an average flight time of 2 hours 12 minutes, and around 63 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from O'Hare Intl. Airport to Dulles International Airport is €165. Prices may vary depending on the departure date, airline, and availability.
  • O'Hare Intl. Airport to Dulles International Airport operates around 63 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter O'Hare Intl. Airport and Dulles International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.