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Dulles Intl

$63+ 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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
CVG — IAD
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
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 December 21, 2025.

This Trip.com deal was found by Cheapflights users on 12/18. 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.
Tue 12/237:40 amPIT - IAD
1 stop3h 43mSouthern / Mokulele
Tue 12/305:40 pmIAD - PIT
1 stop3h 48mSouthern / Mokulele
Deal found 12/18$126
This Trip.com deal was found by Cheapflights users on 12/18. 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.
Tue 12/307:40 amPIT - IAD
1 stop3h 43mSouthern / Mokulele
Thu 1/15:40 pmIAD - PIT
1 stop3h 49mSouthern / Mokulele
Deal found 12/18$127
This Trip.com deal was found by Cheapflights users on 12/17. 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.
Tue 12/237:40 amPIT - IAD
1 stop3h 43mSouthern / Mokulele
Wed 12/245:40 pmIAD - PIT
1 stop3h 48mSouthern / Mokulele
Deal found 12/17$128
This Trip.com deal was found by Cheapflights users on 12/18. 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.
Mon 12/227:40 amPIT - IAD
1 stop3h 43mSouthern / Mokulele
Mon 12/2912:50 pmIAD - PIT
1 stop4h 17mSouthern / Mokulele
Deal found 12/18$144
This Southern / Mokulele deal was found by Cheapflights users on 12/19. 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.
Mon 12/227:40 amPIT - IAD
1 stop3h 43mSouthern / Mokulele
Fri 1/25:40 pmIAD - PIT
1 stop3h 49mSouthern / Mokulele
Deal found 12/19$168
This Kiwi.com deal was found by Cheapflights users on 12/19. 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 12/297:40 amPIT - IAD
1 stop3h 43mSouthern / Mokulele
Sat 1/38:25 amIAD - PIT
1 stop5h 57mSouthern / Mokulele
Deal found 12/19$189
This Kiwi.com deal was found by Cheapflights users on 12/19. 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.
Sun 12/282:55 pmPIT - IAD
1 stop16h 08mSouthern / Mokulele
Thu 1/112:50 pmIAD - PIT
1 stop4h 17mSouthern / Mokulele
Deal found 12/19$196
This Southern / Mokulele deal was found by Cheapflights users on 12/19. 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.
Sun 12/282:55 pmPIT - IAD
1 stop16h 08mSouthern / Mokulele
Mon 1/58:25 amIAD - PIT
1 stop5h 57mSouthern / Mokulele
Deal found 12/19$197
This Trip.com deal was found by Cheapflights users on 12/18. 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.
Tue 12/237:40 amPIT - IAD
1 stop3h 43mSouthern / Mokulele
Sat 12/278:25 amIAD - PIT
1 stop5h 57mSouthern / Mokulele
Deal found 12/18$199
This Southern / Mokulele deal was found by Cheapflights users on 12/18. 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 12/265:20 pmPIT - IAD
1 stop3h 41mSouthern / Mokulele
Wed 1/712:50 pmIAD - PIT
1 stop4h 17mSouthern / Mokulele
Deal found 12/18$203
This Frontier deal was found by Cheapflights users on 12/20. 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.
Wed 12/319:30 pmCLE - IAD
1 stop11h 16mFrontier
Mon 1/56:05 amIAD - CLE
1 stop10h 25mFrontier
Deal found 12/20$213
This United Airlines deal was found by Cheapflights users on 12/19. 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.
Wed 12/316:00 amCVG - IAD
Nonstop1h 35mUnited Airlines
Sun 1/48:30 amIAD - CVG
Nonstop1h 47mUnited Airlines
Deal found 12/19$217

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 December 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$126
(Trip.com)

One-way from

$63
(Trip.com)

Popular in

March

Cheapest in

May

Average price

$248

Good round-trip deal

$297 or less

Good one-way deal

$203 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. 15% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 21, 2025.
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

Thu 1/15

11:55 am-4:15 pm

1 stop4h 20m

Washington, D.C. Dulles Intl

Thu 1/22

8:25 am-2:22 pm

1 stop5h 57m

$167

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Tue 3/3

11:55 am-4:13 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Fri 3/6

12:50 pm-5:07 pm

1 stop4h 17m

$168

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Thu 2/19

7:40 am-11:23 am

1 stop3h 43m

Washington, D.C. Dulles Intl

Sun 2/22

5:40 pm-9:28 pm

1 stop3h 48m

$168

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Mon 1/5

7:40 am-11:26 am

1 stop3h 46m

Washington, D.C. Dulles Intl

Tue 1/6

5:40 pm-9:29 pm

1 stop3h 49m

$168

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Tue 1/13

7:40 am-11:26 am

1 stop3h 46m

Washington, D.C. Dulles Intl

Thu 1/15

5:40 pm-9:29 pm

1 stop3h 49m

$168

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Thu 1/15

7:40 am-11:26 am

1 stop3h 46m

Washington, D.C. Dulles Intl

Tue 1/27

8:25 am-2:22 pm

1 stop5h 57m

$168

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Sun 2/1

2:55 pm-7:03 am

1 stop16h 08m

Washington, D.C. Dulles Intl

Sun 2/8

5:40 pm-9:28 pm

1 stop3h 48m

$171

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Sat 1/24

2:55 pm-11:40 am

1 stop20h 45m

Washington, D.C. Dulles Intl

Tue 1/27

12:50 pm-5:07 pm

1 stop4h 17m

$177

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Thu 1/15

2:57 pm-4:15 pm

Nonstop1h 18m

Washington, D.C. Dulles Intl

Thu 1/22

5:50 pm-7:01 pm

Nonstop1h 11m

$179

PittsburghWashington, D.C.

PIT - IAD

PITIAD

Pittsburgh

Sun 3/1

10:26 am-11:33 am

Nonstop1h 07m

Washington, D.C. Dulles Intl

Sun 3/8

8:25 am-9:35 am

Nonstop1h 10m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

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 December 21, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 52% 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 December 16, 2024.

Travelers seeking maximum savings on their Ohio to Washington, D.C. Dulles Intl Airport flight should consider departing on Tuesday mornings 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.

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 December 21, 2025.

The most flights from USOH to IAD are scheduled on a Monday (14 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

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 34m. 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 367 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 ($72), United Airlines ($93), and Delta ($98).

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

    While some choose either Columbus - 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 (92%), Copa Airlines (86%) and GoJet (85%).

  • 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 $483, our data indicates the cheapest price to be $166. The most popular route (Detroit Metropolitan Wayne County - Washington, D.C. Dulles Intl), is priced around $137.

  • 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
Hanover
Silver Spring
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Bowie
Largo
McLean
Clinton
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.
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Minneapolis to Baltimore flights
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Denver to Reagan-National flights
Detroit to Baltimore flights
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Midway 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 December 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$144Average$185FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$189Average$295FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$268Average$437FlexibilityNo cancel feeOn-time71%

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