Dulles Intl

$86+ 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
CVG — IAD
Jul 27 — Aug 31
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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 Saturday

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 July 22, 2025.

Round-trip from

$177
(United Airlines)

One-way from

$86
(Mytrip)

Popular in

July

Cheapest in

February

Average price

$397

Good round-trip deal

$560 or less

Good one-way deal

$248 or less
From Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl
One-way flight from Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl
Highest demand for flights based on searches. 8% potential increase in price ($26 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl.
Price to beat on a one-way flight from Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl.

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 July 22, 2025.

This United Airlines deal was found by Cheapflights users on 7/21. 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 8/1310:16 amCVG - IAD
Nonstop1h 32mUnited Airlines
Mon 8/188:50 amIAD - CVG
Nonstop1h 40mUnited Airlines
Deal found 7/21$177
This Delta deal was found by Cheapflights users on 7/21. 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.
Wed 8/208:05 amCVG - IAD
1 stop6h 26mDelta
Wed 8/277:22 amIAD - CVG
1 stop5h 25mDelta
Deal found 7/21$251
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/196:00 amCVG - IAD
1 stop3h 53mAmerican Airlines
Tue 8/267:25 pmIAD - CVG
1 stop3h 31mAmerican Airlines
Deal found 7/20$253
This Frontier deal was found by Cheapflights users on 7/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/286:00 amCVG - IAD
1 stop11h 17mFrontier
Wed 7/306:10 amIAD - CVG
1 stop10h 40mFrontier
Deal found 7/19$264
This Mytrip deal was found by Cheapflights users on 7/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/36:15 amCVG - IAD
2 stops27h 08mAllegiant Air
Sun 8/103:53 pmIAD - CVG
1 stop6h 14mAllegiant Air
Deal found 7/21$279

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 July 22, 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

Wed 8/13

10:16 am-11:48 am

Nonstop1h 32m

Washington, D.C. Dulles Intl

Mon 8/18

8:50 am-10:30 am

Nonstop1h 40m

$177

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Wed 8/20

8:05 am-2:31 pm

1 stop6h 26m

Washington, D.C. Dulles Intl

Wed 8/27

7:22 am-12:47 pm

1 stop5h 25m

$251

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Tue 8/19

6:00 am-9:53 am

1 stop3h 53m

Washington, D.C. Dulles Intl

Tue 8/26

7:25 pm-10:56 pm

1 stop3h 31m

$253

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Mon 7/28

6:00 am-5:17 pm

1 stop11h 17m

Washington, D.C. Dulles Intl

Wed 7/30

6:10 am-4:50 pm

1 stop10h 40m

$264

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sun 8/3

6:15 am-9:23 am

2 stops27h 08m

Washington, D.C. Dulles Intl

Sun 8/10

3:53 pm-10:07 pm

1 stop6h 14m

$279

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sun 8/31

6:45 am-6:20 pm

1 stop11h 35m

$86

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Thu 8/21

2:53 pm-4:29 pm

Nonstop1h 36m

$89

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 8/23

7:15 pm-11:57 pm

1 stop4h 42m

$126

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Wed 7/30

5:40 pm-12:12 am

1 stop6h 32m

$127

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Mon 10/6

1:13 pm-11:23 am

3 stops22h 10m

$152

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

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.

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 July 18, 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 $309). 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 July 22, 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 54% 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 July 20, 2025.

Travelers seeking maximum savings on their Cincinnati to Washington, D.C. Dulles Intl Airport flight should consider departing on Sunday 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.

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

Explore weekly flight availability from Cincinnati 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 22, 2025.

The most flights from CVG to IAD are scheduled on a Monday (16 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (12 on average).

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 July 22, 2025.
Read through reviews of airlines operating flights from Cincinnati to Washington, D.C. Dulles Intl Airport, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

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!
8.0
Very good
8.0
Very good

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

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!
8.0
Very good

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

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!
8.0
Very good

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

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!
8.0
Very good

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

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!
8.0
Very good

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

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 14 flights from Cinci./N. Kentucky to Washington, D.C. Dulles Intl per day from 2 different airlines.

  • 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 United Airlines. Our recent data shows that you can find tickets from as low as $177 on this airline. Additional options worth looking into are Delta and American Airlines, starting at $251 and $253 round-trip. United Airlines is 39% cheaper than the average price of flights available within the next 90 days to this destination.

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

    $86 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $89 and $126, respectively.

  • 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 (92%), Republic Airways (86%), CommutAir( 78%).

  • 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 $160. While the most popular route (Cincinnati Cinci./N. Kentucky - Washington, D.C. Dulles Intl) can be booked for $177 on average our data indicates $4,224 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 $309). 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
Fredericksburg
Gaithersburg
Easton
Fairfax
Towson
Linthicum Heights
Falls Church
Waldorf
Laurel
Rockville
Oxon Hill
Springfield
National Harbor
Manassas
Dundalk

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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 July 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$178Average$259FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$189Average$281FlexibilityNo cancel feeOn-time69%

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