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Dulles Intl

$49+ Cheap flights from Ohio to Dulles Intl (IAD)

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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
CLE — IAD
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Ohio to Dulles Intl

Cheapest flights from Ohio to Dulles Intl
Explore the most affordable flight options available from Ohio to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:10 am
PIT
-
IAD
Nonstop1h 09m
United Airlines
Thu 8/278:30 am
IAD
-
PIT
Nonstop1h 06m
United Airlines
Deal found 7/22$97
This Trip.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:55 am
PIT
-
IAD
1 stop4h 18m
Southern / Mokulele
Sun 9/612:50 pm
IAD
-
PIT
1 stop4h 17m
Southern / Mokulele
Deal found 7/22$150
This Trip.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:55 am
PIT
-
IAD
1 stop4h 18m
Southern / Mokulele
Mon 8/248:25 am
IAD
-
PIT
1 stop5h 57m
Southern / Mokulele
Deal found 7/26$151
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/33:20 pm
PIT
-
IAD
Nonstop1h 00m
United Airlines
Sun 9/610:20 pm
IAD
-
PIT
Nonstop1h 10m
United Airlines
Deal found 7/22$154
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:22 am
PIT
-
IAD
1 stop4h 27m
Delta
Mon 8/175:25 pm
IAD
-
PIT
1 stop6h 39m
Delta
Deal found 7/23$157
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:59 pm
PIT
-
IAD
Nonstop1h 14m
United Airlines
Sat 8/298:30 am
IAD
-
PIT
Nonstop1h 06m
United Airlines
Deal found 7/23$167
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1411:55 am
PIT
-
IAD
1 stop4h 18m
Southern / Mokulele
Sat 9/198:25 am
IAD
-
PIT
1 stop5h 57m
Southern / Mokulele
Deal found 7/23$168
This Southern / Mokulele deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1411:55 am
PIT
-
IAD
1 stop4h 18m
Southern / Mokulele
Mon 8/178:25 am
IAD
-
PIT
1 stop5h 57m
Southern / Mokulele
Deal found 7/22$169
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
DTW
-
IAD
1 stop11h 14m
Frontier
Mon 8/248:39 pm
IAD
-
DTW
1 stop12h 41m
Frontier
Deal found 7/26$169
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:10 am
DTW
-
IAD
1 stop11h 04m
Frontier
Thu 8/206:20 am
IAD
-
DTW
1 stop7h 19m
Frontier
Deal found 7/26$170
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:15 am
PIT
-
IAD
1 stop7h 43m
Southern / Mokulele
Sun 8/912:50 pm
IAD
-
PIT
1 stop4h 17m
Southern / Mokulele
Deal found 7/23$171
This Southern / Mokulele deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:15 am
PIT
-
IAD
1 stop7h 43m
Southern / Mokulele
Mon 8/108:25 am
IAD
-
PIT
1 stop5h 57m
Southern / Mokulele
Deal found 7/22$172

Find flight deals from Ohio to Dulles Intl

Keep the following information in mind while searching for Ohio to Dulles Intl flight deals. Data was last updated July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$97
(United Airlines)

One-way from

$49
(United Airlines)

Popular in

June

Cheapest in

October

Average price

$304

Good round-trip deal

$370 or less

Good one-way deal

$256 or less
Provider with most accurate pricing for Cleveland Hopkins Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cleveland Hopkins Intl-Washington, D.C. (WAS) flights.
Search Deals
From Ohio to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Ohio to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Ohio to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from Ohio to Washington, D.C. Dulles Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ohio 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 2,558,603 searches. Data last updated July 27, 2026.
Use the filters below to find and compare flights from Ohio to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Tue 8/25

11:55 am-4:13 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Sat 8/29

8:25 am-2:22 pm

1 stop5h 57m

$169

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Fri 10/9

11:55 am-4:13 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Sun 10/11

12:50 pm-5:07 pm

1 stop4h 17m

$169

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Tue 9/8

11:55 am-4:13 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Sat 9/12

8:25 am-2:22 pm

1 stop5h 57m

$169

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Fri 8/14

11:55 am-4:13 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Mon 8/17

8:25 am-2:22 pm

1 stop5h 57m

$169

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Fri 8/7

11:55 am-4:13 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Tue 8/11

8:25 am-2:22 pm

1 stop5h 57m

$169

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Thu 8/6

8:15 am-3:58 pm

1 stop7h 43m

Washington, D.C. Dulles Intl

Mon 8/10

8:25 am-2:22 pm

1 stop5h 57m

$172

ClevelandWashington, D.C.

CLE - IAD

CLEIAD

Cleveland Hopkins Intl

Fri 9/4

6:00 am-7:14 am

Nonstop1h 14m

Washington, D.C. Dulles Intl

Mon 9/7

5:31 pm-6:58 pm

Nonstop1h 27m

$185

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

Wed 8/19

8:50 am-10:23 am

Nonstop1h 33m

Washington, D.C. Dulles Intl

Tue 8/25

6:10 am-7:47 am

Nonstop1h 37m

$187

ClevelandWashington, D.C.

CLE - IAD

CLEIAD

Cleveland Hopkins Intl

Sat 10/17

7:57 pm-9:27 pm

Nonstop1h 30m

Washington, D.C. Dulles Intl

Tue 10/20

10:33 pm-11:59 pm

Nonstop1h 26m

$187
Quickest round-trip

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Sat 10/24

7:59 pm-9:13 pm

Nonstop1h 14m

Washington, D.C. Dulles Intl

Mon 10/26

1:09 pm-2:14 pm

Nonstop1h 05m

$187

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ohio to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Ohio 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.

Cheapflights Insights

Everything you need to know about your flight from Ohio to Washington, D.C. Dulles Intl Airport

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

Currently, January is the cheapest month in which you can book a flight from Ohio to Washington, D.C. Dulles Intl Airport (average of $274). Flying from Ohio to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of $354). 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.

What is the cheapest time of day to fly from OH to IAD?

Find hourly flight availability from Ohio 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 July 27, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 50% on flights from Ohio to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the morning.

Weekly flight availability from Ohio to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Ohio 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 July 27, 2026.

The most flights from USOH to IAD are scheduled on a Thursday (18 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 on average).

How much does it cost to fly round-trip from Ohio to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment.
Ohio to Washington, D.C. Dulles Intl Airport flights typically cost between $185 and $391 in September.
The cheapest round-trip price found within the last 5 days was $180 on Frontier (Sep 3-Sep 8).

How far ahead should I book a flight from Ohio to Washington, D.C. Dulles Intl Airport?

To ensure you get the cheapest price possible for a flight from Ohio to Washington, D.C. Dulles Intl Airport, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Use this chart to determine the cheapest time to fly round-trip from Ohio to Dulles Intl. Price data was last updated on July 25, 2026.

Travelers seeking maximum savings on their Ohio to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday mornings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Ohio to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    There are many flights that can get you from Ohio to Washington, D.C. Dulles Intl Airport in 1h 14m. Fly via Southern / Mokulele, United Airlines, or Delta to get the fastest option. The distance between Ohio and Washington, D.C. Dulles Intl Airport is about 288 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Ohio to Washington, D.C. Dulles Intl Airport?

    While some choose either Cincinnati Cinci./N. Kentucky - Washington, D.C. Dulles Intl or Cleveland Hopkins Intl - Washington, D.C. Dulles Intl, Detroit Metropolitan Wayne County - Washington, D.C. Dulles Intl is the most popular route from Ohio to Washington, D.C. Dulles Intl Airport.

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

    The top 3 most reliable airlines when flying from Ohio to Washington, D.C. Dulles Intl Airport are GoJet (100%), CommutAir (100%) and ITA Airways (100%).

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

    Looking for the cheapest flight from Ohio to Washington, D.C. Dulles Intl Airport? While on average our users pay $3,323, our data indicates the cheapest price to be $189. The most popular route (Detroit Metropolitan Wayne County - Washington, D.C. Dulles Intl), is priced around $155.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ohio 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.

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

    Currently, January is the cheapest month in which you can book a flight from Ohio to Washington, D.C. Dulles Intl Airport (average of $274). Flying from Ohio to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of $354). 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Tysons
Arlington
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Fredericksburg
Falls Church
Hanover
Manassas
Laurel
Sterling
Clinton
Hunt Valley
Cordova

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Alternative routes for Ohio to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Dulles Intl flights
Dallas/Fort Worth to Baltimore flights
Dallas/Fort Worth to Reagan-National flights
Boston to Reagan-National flights
Los Angeles to Baltimore flights
Seattle to Dulles Intl flights
O'Hare Intl to Baltimore flights
Los Angeles to Reagan-National flights
Seattle to Reagan-National flights
Atlanta to Dulles Intl flights
Hobby to Baltimore flights
O'Hare Intl to Reagan-National flights
Los Angeles to Dulles Intl flights
Boston to Baltimore flights
San Francisco to Dulles Intl flights
San Francisco to Reagan-National flights
Atlanta to Baltimore flights
O'Hare Intl to Dulles Intl flights
Orlando to Reagan-National flights
Miami to Reagan-National flights
Atlanta to Reagan-National flights
Tampa to Dulles Intl flights
San Francisco to Baltimore flights
Orlando to Baltimore flights
Boston to Dulles Intl flights
Minneapolis to Reagan-National flights
Orlando to Dulles Intl flights
Denver to Dulles Intl flights
George Bush Intcntl to Baltimore flights
Fort Lauderdale to Baltimore flights
Seattle to Baltimore flights
Minneapolis to Dulles Intl flights
Tampa to Baltimore flights
Austin to Dulles Intl flights
Hobby to Dulles Intl flights
Hobby to Reagan-National flights
Tampa to Reagan-National flights
Denver to Baltimore flights
Fort Lauderdale to Dulles Intl flights
Ontario to Dulles Intl flights
Detroit to Reagan-National flights
George Bush Intcntl to Dulles Intl flights
Miami to Dulles Intl flights
Detroit to Baltimore flights
Midway to Dulles Intl flights
Fort Lauderdale to Reagan-National flights
Minneapolis to Baltimore flights
Austin to Baltimore flights
John F Kennedy Intl to Dulles Intl flights
Detroit to Dulles Intl flights

Top 2 airlines flying from Ohio to Dulles Intl

Discover the top 2 airlines that operate flights from Ohio 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 2,558,603 searches. Data last updated July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$144Average$184FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$185Average$306FlexibilityNo cancel feeOn-time69%

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