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Cheap flights from Cincinnati to Washington, D.C. from $70

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cincinnati to Washington, D.C. departing on 2/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:47 pm - 9:24 pm
CVG
-
IAD
1h 37mnonstop
United Airlines Logo
8:30 am - 10:11 am
IAD
-
CVG
1h 41mnonstop
$180United Airlines
Thu, Apr 16 - Sun, Apr 19
Frontier Logo
5:15 am - 3:12 pm
CVG
-
IAD
9h 57m
1 stop
Frontier Logo
8:09 am - 3:52 pm
IAD
-
CVG
7h 43m
1 stop
$181Frontier
Mon, Apr 13 - Thu, Apr 16
Frontier Logo
1:07 pm - 9:34 am
CVG
-
IAD
20h 27m
1 stop
Frontier Logo
10:20 am - 12:59 am
IAD
-
CVG
14h 39m
1 stop
$184Frontier
Fri, Feb 20 - Mon, Feb 23
United Airlines Logo
10:20 am - 11:55 am
CVG
-
IAD
1h 35mnonstop
United Airlines Logo
8:25 am - 10:10 am
IAD
-
CVG
1h 45mnonstop
$189United Airlines
Thu, Feb 26 - Mon, Mar 2
Frontier Logo
8:15 am - 9:25 am
CVG
-
IAD
25h 10m
1 stop
Frontier Logo
9:07 pm - 12:59 am
IAD
-
CVG
27h 52m
1 stop
$195Frontier
Wed, Feb 18 - Sun, Feb 22
Frontier Logo
6:05 am - 7:12 pm
CVG
-
IAD
13h 07m
1 stop
Frontier Logo
8:15 am - 12:59 am
IAD
-
CVG
16h 44m
1 stop
$202Frontier
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
7:45 pm - 9:18 pm
CVG
-
IAD
1h 33mnonstop
United Airlines Logo
8:25 am - 10:10 am
IAD
-
CVG
1h 45mnonstop
$204United Airlines
Fri, Feb 20 - Mon, Feb 23
Frontier Logo
7:46 pm - 12:31 am
CVG
-
IAD
4h 45m
1 stop
Frontier Logo
8:15 am - 4:44 pm
IAD
-
CVG
8h 29m
1 stop
$208Frontier
Sat, Mar 7 - Thu, Mar 12
Frontier Logo
7:45 am - 12:36 am
CVG
-
IAD
16h 51m
2 stops
Frontier Logo
8:09 am - 3:52 pm
IAD
-
CVG
7h 43m
1 stop
$209Frontier
Mon, Apr 27 - Thu, Apr 30
Frontier Logo
8:50 pm - 10:30 am
CVG
-
IAD
13h 40m
2 stops
Frontier Logo
5:05 am - 6:33 pm
IAD
-
CVG
13h 28m
1 stop
$213Frontier
Sat, Feb 28 - Sat, Mar 7

Frontier flights from Cincinnati to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Cincinnati to Washington, D.C. Dulles Intl Airport flight tickets
Frontier
Apr 13
CVG5:15 amCincinnati Cinci./N. Kentucky
9h 57m
1 stop
IAD3:12 pmWashington, D.C. Dulles Intl
Apr 16
IAD8:09 amWashington, D.C. Dulles Intl
7h 43m
1 stop
CVG3:52 pmCincinnati Cinci./N. Kentucky
$181
Frontier
Feb 20
CVG1:07 pmCincinnati Cinci./N. Kentucky
20h 27m
1 stop
IAD9:34 amWashington, D.C. Dulles Intl
Feb 23
IAD10:20 amWashington, D.C. Dulles Intl
14h 39m
1 stop
CVG12:59 amCincinnati Cinci./N. Kentucky
$184
Frontier
Feb 18
CVG8:15 amCincinnati Cinci./N. Kentucky
25h 10m
1 stop
IAD9:25 amWashington, D.C. Dulles Intl
Feb 22
IAD9:07 pmWashington, D.C. Dulles Intl
27h 52m
1 stop
CVG12:59 amCincinnati Cinci./N. Kentucky
$195

United Airlines flights from Cincinnati to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Cincinnati to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Apr 16
CVG7:47 pmCincinnati Cinci./N. Kentucky
1h 37m
IAD9:24 pmWashington, D.C. Dulles Intl
Apr 19
IAD8:30 amWashington, D.C. Dulles Intl
1h 41m
CVG10:11 amCincinnati Cinci./N. Kentucky
$180
United Airlines
Feb 26
CVG10:20 amCincinnati Cinci./N. Kentucky
1h 35m
IAD11:55 amWashington, D.C. Dulles Intl
Mar 2
IAD8:25 amWashington, D.C. Dulles Intl
1h 45m
CVG10:10 amCincinnati Cinci./N. Kentucky
$189
United Airlines
Feb 20
CVG7:45 pmCincinnati Cinci./N. Kentucky
1h 33m
IAD9:18 pmWashington, D.C. Dulles Intl
Feb 23
IAD8:25 amWashington, D.C. Dulles Intl
1h 45m
CVG10:10 amCincinnati Cinci./N. Kentucky
$204

momondo Fare Finder

 
Customize your flight search to find flights from Cincinnati to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated February 3, 2026.
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

Thu 4/16

7:47 pm-9:24 pm

Nonstop1h 37m

Washington, D.C. Dulles Intl

Sun 4/19

8:30 am-10:11 am

Nonstop1h 41m

$180

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Mon 4/13

5:15 am-3:12 pm

1 stop9h 57m

Washington, D.C. Dulles Intl

Thu 4/16

8:09 am-3:52 pm

1 stop7h 43m

$181

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Fri 2/20

1:07 pm-9:34 am

1 stop20h 27m

Washington, D.C. Dulles Intl

Mon 2/23

10:20 am-12:59 am

1 stop14h 39m

$184

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Thu 2/26

10:20 am-11:55 am

Nonstop1h 35m

Washington, D.C. Dulles Intl

Mon 3/2

8:25 am-10:10 am

Nonstop1h 45m

$189

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Wed 2/18

8:15 am-9:25 am

1 stop25h 10m

Washington, D.C. Dulles Intl

Sun 2/22

9:07 pm-12:59 am

1 stop27h 52m

$195

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Thu 2/26

6:05 am-7:12 pm

1 stop13h 07m

Washington, D.C. Dulles Intl

Mon 3/2

8:15 am-12:59 am

1 stop16h 44m

$202

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Fri 2/20

7:45 pm-9:18 pm

Nonstop1h 33m

Washington, D.C. Dulles Intl

Mon 2/23

8:25 am-10:10 am

Nonstop1h 45m

$204

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 3/7

7:46 pm-12:31 am

1 stop4h 45m

Washington, D.C. Dulles Intl

Thu 3/12

8:15 am-4:44 pm

1 stop8h 29m

$208

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Mon 4/27

7:45 am-12:36 am

2 stops16h 51m

Washington, D.C. Dulles Intl

Thu 4/30

8:09 am-3:52 pm

1 stop7h 43m

$209

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 2/28

8:50 pm-10:30 am

2 stops13h 40m

Washington, D.C. Dulles Intl

Sat 3/7

5:05 am-6:33 pm

1 stop13h 28m

$213

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Cincinnati to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

In general, February is the cheapest month to fly from Cincinnati to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $249. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of February, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $249.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $592. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Cincinnati to Washington, D.C. Dulles Intl Airport for around $866.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Cincinnati in the morning is the least expensive time of day to depart. momondo users have found prices as low as $467 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $993 on average. Flights to Washington, D.C. Dulles Intl Airport from Cincinnati at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl flight route?

Fly from Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl for the best Cincinnati Cinci./N. Kentucky - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Cincinnati when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $287 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Cincinnati for as low as $243 on momondo.

What cabin class options are available on Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Cincinnati to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a Cincinnati to Washington, D.C. Dulles Intl Airport flight.

How have Cincinnati to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of February 2026, prices for Cincinnati to Washington, D.C. Dulles Intl Airport flights are approximately 9% more expensive when compared to flights at the same time last year.

When to book flights from Cincinnati to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Cincinnati to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Cincinnati to Washington, D.C. Dulles Intl Airport (CVG to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cincinnati to Washington, D.C. Dulles Intl Airport

Best Price Found

$237

Fastest flight time

1h 33m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Cincinnati in the past 72 hours is $237. The best round-trip flight deal from Cincinnati to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $428.
The fastest flight from Cincinnati to Washington, D.C. Dulles Intl Airport takes 1h 33m
Direct flights go from Cincinnati to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • How far is Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl by plane?

    A flight from Cincinnati Cinci./N. Kentucky to Washington, D.C. Dulles Intl will travel around 379.0 mi. By plane, this route typically takes 1h 33m.

  • When did momondo last update prices for flights from Cincinnati Cinci./N. Kentucky Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Cincinnati Cinci./N. Kentucky Airport to Washington, D.C. Dulles Intl Airport are updated daily.

  • How many operators does momondo search for flights from Cincinnati Cinci./N. Kentucky Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Cincinnati Cinci./N. Kentucky Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cincinnati Cinci./N. Kentucky Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Cincinnati to Washington, D.C. Dulles Intl Airport?

  • What is the most popular airline from Cincinnati to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Cincinnati to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Cincinnati to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $189Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights

  • United Airlines Flights From Cincinnati to Washington, D.C. Dulles Intl Airport

    United Airlines flies from Cincinnati to Washington, D.C. Dulles Intl Airport around 12 times per week, with 9,236 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Cincinnati to Washington, D.C. Dulles Intl Airport in the last 72 hours was $189 (round-trip), much lower than the average airfare cost of $287 for United Airlines flights on this route.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
Linthicum Heights

Why use momondo?

Why should I use momondo to find a flight deal from Cincinnati to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cincinnati to Washington, D.C. for you.

Can I find flights from Cincinnati to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Cincinnati with this policy.

How can momondo help me find flights from Cincinnati to Washington, D.C.?

Once you have performed a search for Cincinnati to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Cincinnati to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Cincinnati to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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