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 $189 on this airline. Additional options worth looking into are Frontier and Allegiant Air, starting at $190 and $228 round-trip. United Airlines is 31% 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?

$79 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Allegiant Air and United Airlines, with prices starting from $82 and $106, respectively.

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 $89. While the most popular route (Cincinnati Cinci./N. Kentucky - Washington, D.C. Dulles Intl) can be booked for $181 on average our data indicates $1,171 when flying from Cincinnati to Washington, D.C. Dulles Intl Airport.

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: Republic Airways (97%), Avianca (92%), Copa Airlines( 88%).

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

Flights from Cincinnati to Washington, D.C. Dulles Intl Airport are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C. Dulles Intl Airport.

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

Flights from Cincinnati to Washington, D.C. Dulles Intl Airport lean towards being more expensive in March. Prices are generally better when you fly from Cincinnati to Washington, D.C. Dulles Intl Airport in February, with the cheapest ticket starting at $184.

Most accurate provider : When it comes to deals on Cincinnati-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cincinnati-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cincinnati-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Cincinnati-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cincinnati-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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.

$79+ Flights from Cincinnati to Washington, D.C. Dulles Intl Airport

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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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 July, booked 77 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from Cincinnati to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$189 (United Airlines)
One-way from	$79 (Mytrip)
Popular in	March
Cheapest in	February
Average price	$279
Good round-trip deal	$420 or less
Good one-way deal	$188 or less

Provider with most accurate pricing for Cincinnati Cinci./N. Kentucky-Washington, D.C. Dulles Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Cincinnati Cinci./N. Kentucky-Washington, D.C. Dulles Intl flights.

Search Deals

From Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl

Search Deals

One-way flight from Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 3% potential increase in price ($10 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).

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Average for round-trip flights in April 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 April 16, 2025.

Wed 4/166:00 amCVG - IAD

1 stop6h 03mFrontier

Mon 4/2112:53 pmIAD - CVG

1 stop11h 21mFrontier

Deal found 4/15

$188

Sat 5/176:00 amCVG - IAD

Nonstop1h 33mUnited Airlines

Wed 5/218:50 amIAD - CVG

Nonstop1h 37mUnited Airlines

Deal found 4/15

$189

Fri 6/610:20 pmCVG - IAD

1 stop22h 33mAllegiant Air

Sun 6/83:58 pmIAD - CVG

1 stop27h 33mAllegiant Air

Deal found 4/15

$228

Sat 5/179:36 amCVG - IAD

1 stop7h 09mDelta

Tue 5/207:05 amIAD - CVG

1 stop5h 39mDelta

Deal found 4/15

$251

Thu 9/256:51 amCVG - IAD

1 stop5h 59mAmerican Airlines

Mon 9/298:19 pmIAD - CVG

1 stop4h 03mAmerican Airlines

Deal found 4/15

$257

Fri 6/61:41 pmCVG - IAD

2 stops24h 51mMultiple Airlines

Sun 6/83:58 pmIAD - CVG

1 stop27h 33mMultiple Airlines

Deal found 4/15

$286

Best flights from Cincinnati to Dulles Intl
Discover carefully curated flight deals from Cincinnati to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 16, 2025.

Sat 5/176:00 amCVG - IAD

Nonstop1h 33mUnited Airlines

Wed 5/218:50 amIAD - CVG

Nonstop1h 37mUnited Airlines

Deal found 4/16

$189

Mon 4/285:45 amCVG - IAD

1 stop10h 50mFrontier

Thu 5/19:14 amIAD - CVG

1 stop7h 35mFrontier

Deal found 4/16

$190

Fri 6/610:20 pmCVG - IAD

1 stop22h 33mAllegiant Air

Sun 6/83:58 pmIAD - CVG

1 stop27h 33mAllegiant Air

Deal found 4/15

$228

Sat 5/176:15 amCVG - IAD

1 stop5h 51mDelta

Tue 5/206:00 amIAD - CVG

1 stop6h 44mDelta

Deal found 4/16

$251

Thu 9/256:51 amCVG - IAD

1 stop5h 59mAmerican Airlines

Mon 9/298:19 pmIAD - CVG

1 stop4h 03mAmerican Airlines

Deal found 4/15

$257

Fri 6/61:41 pmCVG - IAD

2 stops24h 51mMultiple Airlines

Sun 6/83:58 pmIAD - CVG

1 stop27h 33mMultiple Airlines

Deal found 4/15

$286

Last-minute flights from Cincinnati to Dulles Intl
Discover last-minute flight deals from Cincinnati to Dulles Intl. Data last updated April 16, 2025 and is based on user searches.

Thu 4/243:22 pmCVG - IAD

1 stop6h 01mDelta

Sat 4/266:00 amIAD - CVG

1 stop3h 49mDelta

Deal found 4/16

$269

Fri 4/257:29 pmCVG - IAD

1 stop21h 06mFrontier

Wed 5/283:43 pmIAD - CVG

1 stop23h 50mFrontier

Deal found 4/16

$192

Fri 4/251:00 pmCVG - IAD

Nonstop1h 32mUnited Airlines

Sat 7/58:50 amIAD - CVG

Nonstop1h 40mUnited Airlines

Deal found 4/16

$289

Fri 4/255:33 pmCVG - IAD

1 stop6h 23mAmerican Airlines

Sat 7/511:07 amIAD - CVG

2 stops12h 06mAmerican Airlines

Deal found 4/16

$370

Fri 4/256:00 amCVG - IAD

3 stops29h 24mMultiple Airlines

Sun 4/2712:55 pmIAD - CVG

3 stops26h 05mMultiple Airlines

Deal found 4/16

$571

Mon 4/285:45 amCVG - IAD

1 stop10h 50mFrontier

Thu 5/19:14 amIAD - CVG

1 stop7h 35mFrontier

Deal found 4/16

$190

Wed 5/77:45 pmCVG - IAD

Nonstop1h 35mUnited Airlines

Wed 5/148:50 amIAD - CVG

Nonstop1h 37mUnited Airlines

Deal found 4/16

$189

Thu 5/86:00 amCVG - IAD

1 stop14h 08mMultiple Airlines

Sun 5/2512:55 pmIAD - CVG

3 stops22h 41mMultiple Airlines

Deal found 4/16

$326

Sat 5/176:15 amCVG - IAD

1 stop5h 51mDelta

Tue 5/206:00 amIAD - CVG

1 stop6h 44mDelta

Deal found 4/16

$251

Sat 5/248:30 amCVG - IAD

1 stop12h 30mAllegiant Air

Sun 5/255:35 pmIAD - CVG

1 stop5h 40mAllegiant Air

Deal found 4/16

$248

Thu 5/294:53 pmCVG - IAD

1 stop7h 09mAmerican Airlines

Sat 5/315:02 amIAD - CVG

2 stops11h 14mAmerican Airlines

Deal found 4/16

$362

One-way flights from Cincinnati to Dulles Intl
Search for one-way flight options from Cincinnati to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated April 16, 2025.

Thu 5/87:51 pmCVG - IAD

1 stop10h 40mFrontier

Deal found 4/15

$79

Wed 7/97:30 amCVG - IAD

1 stop25h 05mAllegiant Air

Deal found 4/15

$82

Wed 5/216:00 amCVG - IAD

Nonstop1h 34mUnited Airlines

Deal found 4/15

$106

Tue 5/207:43 pmCVG - IAD

1 stop4h 19mAmerican Airlines

Deal found 4/16

$126

Thu 6/55:13 pmCVG - IAD

2 stops27h 04mMultiple Airlines

Deal found 4/15

$140

Mon 7/77:59 pmCVG - IAD

1 stop4h 11mDelta

Deal found 4/15

$142

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 5/17

6:00 am-7:33 am

Nonstop1h 33m

Washington, D.C. Dulles Intl

Wed 5/21

8:50 am-10:27 am

Nonstop1h 37m

$189

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Mon 4/28

5:45 am-4:35 pm

1 stop10h 50m

Washington, D.C. Dulles Intl

Thu 5/1

9:14 am-4:49 pm

1 stop7h 35m

$190

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Fri 6/6

10:20 pm-8:53 pm

1 stop22h 33m

Washington, D.C. Dulles Intl

Sun 6/8

3:58 pm-7:31 pm

1 stop27h 33m

$228

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 5/17

9:36 am-4:45 pm

1 stop7h 09m

Washington, D.C. Dulles Intl

Tue 5/20

7:05 am-12:44 pm

1 stop5h 39m

$251

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Tue 5/6

7:43 pm-12:02 am

1 stop4h 19m

Washington, D.C. Dulles Intl

Fri 5/9

5:02 am-10:16 am

1 stop5h 14m

$267

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Fri 6/6

1:41 pm-2:32 pm

2 stops24h 51m

Washington, D.C. Dulles Intl

Sun 6/8

3:58 pm-7:31 pm

1 stop27h 33m

$286

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Thu 5/8

7:51 pm-6:31 am

1 stop10h 40m

$79

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Wed 7/9

7:30 am-8:35 am

1 stop25h 05m

$82

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Wed 5/21

6:00 am-7:34 am

Nonstop1h 34m

$106

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Tue 5/20

7:43 pm-12:02 am

1 stop4h 19m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 12 results

Compare providers for flights from Cincinnati to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Cincinnati to Dulles Intl in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Cincinnati-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cincinnati-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cincinnati-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Cincinnati-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cincinnati-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Cincinnati to Washington, D.C. Dulles Intl Airport flights

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

Expert on United Airlines

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?

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 June is currently the most expensive (average of $383). 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?

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 55% 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?

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

The most flights from CVG to IAD are scheduled on a Monday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Dulles Intl by month

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Delta, United Airlines and Allegiant Air from Cincinnati to Washington, D.C. by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,917 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,665 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Allegiant Air

7.3

Good

734 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Frontier

6.0

Okay

3,281 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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 13 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 $189 on this airline. Additional options worth looking into are Frontier and Allegiant Air, starting at $190 and $228 round-trip. United Airlines is 31% 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?
$79 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Allegiant Air and United Airlines, with prices starting from $82 and $106, 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: Republic Airways (97%), Avianca (92%), Copa Airlines( 88%).
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 $89. While the most popular route (Cincinnati Cinci./N. Kentucky - Washington, D.C. Dulles Intl) can be booked for $181 on average our data indicates $1,171 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 June is currently the most expensive (average of $383). 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

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Woodbridge

Rockville

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Top 2 airlines flying from Cincinnati to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$179	Average$263	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$189	Average$275	FlexibilityNo cancel fee	On-time69%

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$79+ 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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Cincinnati to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl are usually found in February or July, booked 77 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from Cincinnati to Dulles Intl

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Cincinnati to Dulles Intl

Cheapest flights from Cincinnati to Dulles IntlExplore 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 April 16, 2025.

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 April 16, 2025.

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Use the filters below to find and compare flights from Cincinnati to Washington, D.C. Dulles Intl Airport that are best for you.

Compare providers for flights from Cincinnati to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Cincinnati to Dulles Intl in April.

The best insider tips for Cincinnati to Washington, D.C. Dulles Intl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Cincinnati to Washington, D.C. Dulles Intl Airport trip

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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.

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 April 11, 2025.

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

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 April 16, 2025.

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 March 30, 2025.

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

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Delta, United Airlines and Allegiant Air from Cincinnati to Washington, D.C. by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

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

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

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

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

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Alternative routes for Cincinnati to Dulles Intl

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Top 2 airlines flying from Cincinnati to Dulles Intl

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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 April 16, 2025.