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Dulles Intl

$90+ Cheap flights from Cincinnati (CVG) 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 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
CVG — IAD
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl are usually found in February or June, booked 77 days in advance, depart on a Friday or Saturday and return on a Thursday

Cheap flight deals from Cincinnati to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Cincinnati (CVG) 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 September 15, 2025.

Round-trip from

$182
(Frontier)

One-way from

$90
(United Airlines)

Popular in

March

Cheapest in

February

Average price

$327

Good round-trip deal

$427 or less

Good one-way deal

$290 or less
From Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl
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One-way flight from Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl.
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Find flight deals from Cincinnati to Dulles Intl

Cheapest flights from Cincinnati to Dulles Intl
Explore the most affordable flight options available from Cincinnati to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Frontier deal was found by Cheapflights users on 9/14. 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.
Sat 10/45:44 pmCVG - IAD
1 stop5h 12mFrontier
Sun 10/57:14 pmIAD - CVG
1 stop5h 43mFrontier
Deal found 9/14$182
This Booking.com deal was found by Cheapflights users on 9/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/145:20 amCVG - IAD
1 stop12h 54mFrontier
Sun 9/2110:09 pmIAD - CVG
1 stop25h 20mFrontier
Deal found 9/13$184
This Booking.com deal was found by Cheapflights users on 9/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/83:10 pmCVG - IAD
1 stop27h 57mFrontier
Sat 10/119:38 pmIAD - CVG
1 stop27h 04mFrontier
Deal found 9/14$185
This Frontier deal was found by Cheapflights users on 9/14. 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.
Mon 9/291:21 pmCVG - IAD
1 stop10h 54mFrontier
Fri 10/36:10 amIAD - CVG
2 stops17h 19mFrontier
Deal found 9/14$186
This Frontier deal was found by Cheapflights users on 9/13. 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.
Thu 10/912:47 pmCVG - IAD
1 stop10h 42mFrontier
Mon 10/136:04 amIAD - CVG
1 stop11h 06mFrontier
Deal found 9/13$187
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 10/246:00 amCVG - IAD
Nonstop1h 35mUnited Airlines
Sun 10/268:45 amIAD - CVG
Nonstop1h 37mUnited Airlines
Deal found 9/15$189
This Frontier deal was found by Cheapflights users on 9/13. 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.
Sat 9/275:44 pmCVG - IAD
2 stops15h 33mFrontier
Sat 10/47:00 amIAD - CVG
1 stop9h 39mFrontier
Deal found 9/13$190
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Tue 10/147:27 pmCVG - IAD
1 stop24h 19mFrontier
Tue 10/219:00 amIAD - CVG
2 stops9h 05mFrontier
Deal found 9/14$192
This Trip.com deal was found by Cheapflights users on 9/15. 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.
Fri 9/197:26 pmCVG - IAD
1 stop22h 58mFrontier
Sun 9/2110:09 pmIAD - CVG
1 stop25h 20mFrontier
Deal found 9/15$193
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Fri 10/310:19 amCVG - IAD
Nonstop1h 36mUnited Airlines
Sun 10/510:17 pmIAD - CVG
Nonstop1h 42mUnited Airlines
Deal found 9/14$194
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sat 10/45:44 pmCVG - IAD
1 stop5h 12mMultiple Airlines
Sun 10/510:09 pmIAD - CVG
2 stops19h 29mMultiple Airlines
Deal found 9/13$195
This Trip.com deal was found by Cheapflights users on 9/14. 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.
Fri 9/197:26 pmCVG - IAD
1 stop22h 58mFrontier
Mon 9/297:14 pmIAD - CVG
1 stop5h 43mFrontier
Deal found 9/14$196

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cincinnati 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 September 15, 2025.
Use the filters below to find and compare flights from Cincinnati to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Cincinnati

Fly to

Dulles Intl

Route

Depart

Return

Price

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Fri 10/3

10:19 am-11:55 am

Nonstop1h 36m

Washington, D.C. Dulles Intl

Sun 10/5

10:17 pm-11:59 pm

Nonstop1h 42m

$194

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Tue 10/14

7:35 pm-9:12 pm

Nonstop1h 37m

Washington, D.C. Dulles Intl

Sat 10/18

8:40 am-10:20 am

Nonstop1h 40m

$210

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 10/11

7:35 pm-9:12 pm

Nonstop1h 37m

Washington, D.C. Dulles Intl

Sun 10/12

8:40 am-10:20 am

Nonstop1h 40m

$219

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 11/1

8:00 am-11:55 pm

2 stops15h 55m

Washington, D.C. Dulles Intl

Wed 11/5

8:40 am-1:39 am

2 stops16h 59m

$235

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Fri 11/7

6:00 am-7:35 am

Nonstop1h 35m

Washington, D.C. Dulles Intl

Tue 11/11

12:35 pm-2:15 pm

Nonstop1h 40m

$249

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Fri 11/14

10:15 am-11:51 am

Nonstop1h 36m

Washington, D.C. Dulles Intl

Mon 11/17

12:35 pm-2:15 pm

Nonstop1h 40m

$249

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 10/4

6:00 am-7:35 am

Nonstop1h 35m

Washington, D.C. Dulles Intl

Sat 10/11

12:41 pm-2:16 pm

Nonstop1h 35m

$249

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Fri 10/10

7:35 pm-9:12 pm

Nonstop1h 37m

Washington, D.C. Dulles Intl

Sun 10/12

8:40 am-10:20 am

Nonstop1h 40m

$249

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Wed 10/8

7:05 am-11:57 am

1 stop4h 52m

Washington, D.C. Dulles Intl

Wed 10/15

6:05 am-10:10 am

1 stop4h 05m

$251

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 10/11

6:04 pm-11:18 pm

1 stop5h 14m

Washington, D.C. Dulles Intl

Tue 10/14

5:52 pm-11:59 pm

1 stop6h 07m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 22 results
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The best insider tips for Cincinnati to Washington, D.C. Dulles Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Cincinnati to Washington, D.C. Dulles Intl Airport trip
Airlines
United Airlines

United's Economy Plus offers extra legroom and priority boarding for a more comfortable journey.


Prepay checked bags 24 hours before flight to save on fees.

Read more about United Airlinesby Harriet Baskas
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Best time to book a flight from Cincinnati to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Cincinnati 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 Cincinnati to Washington, D.C. Dulles Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Cincinnati to Dulles Intl. Price data was last updated on September 12, 2025.

The best time to book flights from Cincinnati to Washington, D.C. Dulles Intl Airport is 77 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.

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

Currently, August is the cheapest month in which you can book a flight from Cincinnati to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Cincinnati to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 CVG to IAD?

Find hourly flight availability from Cincinnati 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 September 15, 2025.

It’s optimal to fly from Cincinnati to Washington, D.C. Dulles Intl Airport in the morning. By choosing this option you can save up to 52% on the cost of your flight, compared to a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Cincinnati to Dulles Intl. Price data was last updated on September 7, 2025.

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

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 September 15, 2025.
Read through reviews of airlines operating flights from Cincinnati to Washington, D.C. Dulles Intl Airport, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly from for flights from Cincinnati to Washington, D.C. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from Cincinnati, you will be flying from Cinci./N. Kentucky, which is the city’s only airport. Cincinnati Cinci./N. Kentucky (CVG) is located 8.8 mi from the center of Cincinnati. There are 10 flights from Cinci./N. Kentucky to Washington, D.C. Dulles Intl per day from 2 different airlines.

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

    A quick flight from Cincinnati to Washington, D.C. Dulles Intl Airport can take about 1h 36m. United Airlines provides one of the quickest options available for as low as $194. There are 387 mi between Cincinnati and Washington, D.C. Dulles Intl Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Cincinnati to Washington, D.C. Dulles Intl Airport round-trip?

    Our cheapest airline available from Cincinnati to Washington, D.C. Dulles Intl Airport is Delta. Our recent data shows that you can find tickets from as low as $178 on this airline. An additional option worth looking into is United Airlines, starting at $189. Delta is 37% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Before booking your flight to Washington, D.C. Dulles Intl Airport from Cincinnati, check out the most reliable airlines to get you to your destination on time: Avianca (93%), Republic Airways (90%), Copa Airlines( 82%).

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

    Looking at all options, your cheapest flight can be booked for $118. While the most popular route (Cincinnati Cinci./N. Kentucky - Washington, D.C. Dulles Intl) can be booked for $166 on average, our data indicates $1,928 when flying from Cincinnati to Washington, D.C. Dulles Intl Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cincinnati 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 Cincinnati to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Cincinnati to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Cincinnati to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
National Harbor
Dundalk

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Alternative routes for Cincinnati to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Cincinnati to Dulles Intl

Discover the top 2 airlines that operate flights from Cincinnati 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$178Average$259FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$189Average$280FlexibilityNo cancel feeOn-time69%

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