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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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
CVG — IAD
mar. 14 — mar. 211
sáb. 3/14
sáb. 3/21
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 febrero 12, 2026.

This United Airlines deal was found by Cheapflights users on 2/9. 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.
mar. 3/106:10 am
PIT
-
IAD
Nonstop1h 15m
United Airlines
mar. 3/175:55 pm
IAD
-
PIT
Nonstop1h 06m
United Airlines
Deal found 2/9$97
This Trip.com deal was found by Cheapflights users on 2/11. 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.
jue. 3/57:40 am
PIT
-
IAD
1 stop3h 43m
Southern / Mokulele
lun. 3/95:40 pm
IAD
-
PIT
1 stop3h 49m
Southern / Mokulele
Deal found 2/11$130
This Trip.com deal was found by Cheapflights users on 2/9. 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.
jue. 2/197:40 am
PIT
-
IAD
1 stop3h 43m
Southern / Mokulele
lun. 2/235:40 pm
IAD
-
PIT
1 stop3h 48m
Southern / Mokulele
Deal found 2/9$131
This United Airlines deal was found by Cheapflights users on 2/10. 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.
vie. 3/133:00 pm
PIT
-
IAD
Nonstop1h 08m
United Airlines
mar. 3/1710:05 pm
IAD
-
PIT
Nonstop1h 05m
United Airlines
Deal found 2/10$134
This Trip.com deal was found by Cheapflights users on 2/9. 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.
mar. 3/177:40 am
PIT
-
IAD
1 stop3h 46m
Southern / Mokulele
mié. 3/1812:50 pm
IAD
-
PIT
1 stop4h 23m
Southern / Mokulele
Deal found 2/9$138
This Trip.com deal was found by Cheapflights users on 2/11. 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.
mié. 2/187:40 am
PIT
-
IAD
1 stop3h 43m
Southern / Mokulele
vie. 2/2012:50 pm
IAD
-
PIT
1 stop4h 17m
Southern / Mokulele
Deal found 2/11$139
This Trip.com deal was found by Cheapflights users on 2/9. 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.
mié. 2/117:40 am
PIT
-
IAD
1 stop3h 43m
Southern / Mokulele
vie. 2/138:25 am
IAD
-
PIT
1 stop5h 57m
Southern / Mokulele
Deal found 2/9$141
This Trip.com deal was found by Cheapflights users on 2/11. 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.
jue. 3/1211:55 am
PIT
-
IAD
1 stop4h 18m
Southern / Mokulele
mar. 3/178:25 am
IAD
-
PIT
1 stop5h 57m
Southern / Mokulele
Deal found 2/11$143
This Trip.com deal was found by Cheapflights users on 2/11. 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.
vie. 2/2711:55 am
PIT
-
IAD
1 stop4h 18m
Southern / Mokulele
dom. 3/112:50 pm
IAD
-
PIT
1 stop4h 17m
Southern / Mokulele
Deal found 2/11$144
This Trip.com deal was found by Cheapflights users on 2/11. 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.
vie. 2/207:40 am
PIT
-
IAD
1 stop3h 43m
Southern / Mokulele
dom. 3/15:40 pm
IAD
-
PIT
1 stop3h 48m
Southern / Mokulele
Deal found 2/11$147
This United Airlines deal was found by Cheapflights users on 2/10. 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.
vie. 3/66:00 am
CVG
-
IAD
Nonstop1h 28m
United Airlines
dom. 3/810:15 pm
IAD
-
CVG
Nonstop1h 38m
United Airlines
Deal found 2/10$180
This Frontier deal was found by Cheapflights users on 2/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/95:45 am
CVG
-
IAD
1 stop5h 48m
Frontier
lun. 4/1312:55 pm
IAD
-
CVG
1 stop12h 03m
Frontier
Deal found 2/10$181

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 febrero 12, 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

March

Cheapest in

May

Average price

$254

Good round-trip deal

$351 or less

Good one-way deal

$207 or less
Provider with most accurate pricing for Cleveland Hopkins Intl-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Cleveland Hopkins Intl-Washington, D.C. (WAS) flights.
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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. 9% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Ohio to Washington, D.C. Dulles Intl.
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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 febrero 12, 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

Ohio

Fly to

Dulles Intl

Route

Depart

Return

Price

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

mar. 3/10

6:10 am-7:25 am

Nonstop1h 15m

Washington, D.C. Dulles Intl

mar. 3/17

5:55 pm-7:01 pm

Nonstop1h 06m

$97

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

vie. 3/13

3:00 pm-4:08 pm

Nonstop1h 08m

Washington, D.C. Dulles Intl

mar. 3/17

10:05 pm-11:10 pm

Nonstop1h 05m

$134

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

mar. 3/24

3:00 pm-4:08 pm

Nonstop1h 08m

Washington, D.C. Dulles Intl

jue. 3/26

8:25 am-9:35 am

Nonstop1h 10m

$134

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

lun. 3/23

7:57 pm-9:04 pm

Nonstop1h 07m

Washington, D.C. Dulles Intl

mar. 3/24

10:05 pm-11:10 pm

Nonstop1h 05m

$134

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

vie. 3/6

6:10 am-7:25 am

Nonstop1h 15m

Washington, D.C. Dulles Intl

mié. 3/11

12:50 pm-1:57 pm

Nonstop1h 07m

$148

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

sáb. 3/21

10:30 am-11:38 am

Nonstop1h 08m

Washington, D.C. Dulles Intl

dom. 3/22

8:25 am-9:35 am

Nonstop1h 10m

$154

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

vie. 6/19

6:10 am-7:21 am

Nonstop1h 11m

Washington, D.C. Dulles Intl

sáb. 7/4

12:49 pm-1:56 pm

Nonstop1h 07m

$154

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

mar. 3/17

6:30 am-11:32 am

1 stop5h 02m

Washington, D.C. Dulles Intl

mar. 3/31

6:00 am-9:45 am

1 stop3h 45m

$157

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

mar. 5/12

7:29 pm-10:56 pm

1 stop3h 27m

Washington, D.C. Dulles Intl

mié. 5/13

6:00 am-11:13 am

1 stop5h 13m

$157

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

mar. 3/3

10:28 am-11:35 am

Nonstop1h 07m

Washington, D.C. Dulles Intl

mié. 3/4

8:17 am-9:22 am

Nonstop1h 05m

$157

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 60 results
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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, September is the cheapest month in which you can book a flight from Ohio to Washington, D.C. Dulles Intl Airport (average of $77). Flying from Ohio to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $193). 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 febrero 12, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 47% on flights from Ohio to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the morning.

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 February 7, 2026.

Travelers seeking maximum savings on their Ohio to Washington, D.C. Dulles Intl Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday at noon 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 15m. Fly via United Airlines, Delta, or American Airlines to get the fastest option. The distance between Ohio and Washington, D.C. Dulles Intl Airport is about 183 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from Ohio to Washington, D.C. Dulles Intl Airport are Frontier ($74), Delta ($95), and United Airlines ($97).

  • 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 Mesa Airlines (89%), Air Canada (76%) and Avianca (75%).

  • 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 $912, our data indicates the cheapest price to be $134. The most popular route (Detroit Metropolitan Wayne County - Washington, D.C. Dulles Intl), is priced around $146.

  • 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, September is the cheapest month in which you can book a flight from Ohio to Washington, D.C. Dulles Intl Airport (average of $77). Flying from Ohio to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $193). 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Laurel
Linthicum Heights
Rockville
Upper Marlboro
Manassas
Bowie
Largo
McLean
Clinton
Towson

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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
Boston to Baltimore flights
Boston to Dulles Intl flights
Los Angeles to Reagan-National flights
Dallas/Fort Worth to Baltimore flights
Dallas/Fort Worth to Reagan-National flights
Los Angeles to Baltimore flights
Boston to Reagan-National flights
Atlanta to Baltimore flights
O'Hare Intl to Baltimore flights
San Francisco to Reagan-National flights
Atlanta to Reagan-National flights
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Los Angeles to Dulles Intl flights
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Seattle to Dulles Intl flights
O'Hare Intl to Reagan-National flights
O'Hare Intl to Dulles Intl flights
Seattle to Reagan-National flights
Hobby to Reagan-National flights
Hobby to Dulles Intl flights
San Francisco to Baltimore flights
San Francisco to Dulles Intl flights
Austin to Dulles Intl flights
Denver to Baltimore flights
Orlando to Reagan-National flights
George Bush Intcntl to Dulles Intl flights
Detroit to Dulles Intl flights
Denver to Reagan-National flights
George Bush Intcntl to Reagan-National flights
Orlando to Baltimore flights
Tampa to Dulles Intl flights
Hobby to Baltimore flights
Denver to Dulles Intl flights
Miami to Dulles Intl flights
Fort Lauderdale to Dulles Intl flights
Detroit to Baltimore flights
Minneapolis to Reagan-National flights
LaGuardia to Reagan-National flights
Austin to Reagan-National flights
Sky Harbor Intl to Dulles Intl flights
Tampa to Reagan-National flights
San Diego to Dulles Intl flights
Charlotte to Dulles Intl flights
Fort Lauderdale to Baltimore flights
Newark to Dulles Intl flights
John F Kennedy Intl to Reagan-National flights
Austin to Baltimore flights
Minneapolis to Dulles Intl flights
Tampa to Baltimore flights

Top 3 airlines flying from Ohio to Dulles Intl

Discover the top 3 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 febrero 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$144Average$184FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$187Average$288FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$268Average$432FlexibilityNo cancel feeOn-time71%

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