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Cheap flights from Cincinnati to Washington, D.C. from $81

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 8/17. 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

United Airlines Logo
10:16 am - 11:48 amCVG-IAD
1h 32mnonstop
United Airlines Logo
8:50 am - 10:30 amIAD-CVG
1h 40mnonstop
$177United Airlines
Find Deal
Sat, Aug 9 - Tue, Aug 12
United Airlines Logo
7:25 pm - 9:00 pmCVG-IAD
1h 35mnonstop
United Airlines Logo
5:17 pm - 6:57 pmIAD-CVG
1h 40mnonstop
$178United Airlines
Find Deal
Fri, Aug 29 - Sat, Aug 30
Frontier Logo
10:00 am - 3:29 pmCVG-IAD
5h 29m1 stop
Frontier Logo
6:10 am - 2:21 pmIAD-CVG
8h 11m1 stop
$184Frontier
Find Deal
Fri, Aug 1 - Mon, Aug 4
Frontier Logo
5:40 pm - 12:12 amCVG-IAD
6h 32m1 stop
Frontier Logo
4:17 pm - 9:49 amIAD-CVG
17h 32m1 stop
$194Frontier
Find Deal
Wed, Jul 30 - Sat, Aug 2
Allegiant Air Logo
7:00 am - 5:24 pmCVG-IAD
10h 24m1 stop
Allegiant Air Logo
11:34 am - 7:10 pmIAD-CVG
7h 36m1 stop
$201Allegiant Air
Find Deal
Thu, Aug 14 - Thu, Aug 21
Allegiant Air Logo
8:00 am - 5:37 pmCVG-IAD
9h 37m1 stop
Allegiant Air Logo
7:11 pm - 10:50 amIAD-CVG
15h 39m1 stop
$207Allegiant Air
Find Deal
Sun, Sep 21 - Thu, Sep 25
Delta Logo
7:00 am - 12:02 pmCVG-IAD
5h 02m1 stop
Delta Logo
6:00 am - 9:49 amIAD-CVG
3h 49m1 stop
$250Delta
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Wed, Sep 10 - Sat, Sep 13
Delta Logo
9:57 am - 2:31 pmCVG-IAD
4h 34m1 stop
Delta Logo
6:00 am - 9:51 amIAD-CVG
3h 51m1 stop
$251Delta
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Wed, Aug 13 - Sat, Aug 16
American Airlines Logo
6:14 pm - 11:52 pmCVG-IAD
5h 38m1 stop
American Airlines Logo
7:17 pm - 11:04 pmIAD-CVG
3h 47m1 stop
$255American Airlines
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Fri, Aug 29 - Sat, Sep 6
American Airlines Logo
7:06 pm - 11:52 pmCVG-IAD
4h 46m1 stop
American Airlines Logo
8:19 pm - 12:16 amIAD-CVG
3h 57m1 stop
$258American Airlines
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Fri, Aug 29 - Mon, Sep 1

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
Aug 9
CVG10:16 amCincinnati Cinci./N. Kentucky
1h 32m
IAD11:48 amWashington, D.C. Dulles Intl
Aug 12
IAD8:50 amWashington, D.C. Dulles Intl
1h 40m
CVG10:30 amCincinnati Cinci./N. Kentucky
$177
Find similar
United Airlines
Aug 29
CVG7:25 pmCincinnati Cinci./N. Kentucky
1h 35m
IAD9:00 pmWashington, D.C. Dulles Intl
Aug 30
IAD5:17 pmWashington, D.C. Dulles Intl
1h 40m
CVG6:57 pmCincinnati Cinci./N. Kentucky
$178
Find similar
United Airlines
Aug 22
CVG7:25 pmCincinnati Cinci./N. Kentucky
1h 35m
IAD9:00 pmWashington, D.C. Dulles Intl
Aug 24
IAD8:51 amWashington, D.C. Dulles Intl
1h 39m
CVG10:30 amCincinnati Cinci./N. Kentucky
$179
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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
Aug 1
CVG10:00 amCincinnati Cinci./N. Kentucky
5h 29m
1 stop
IAD3:29 pmWashington, D.C. Dulles Intl
Aug 4
IAD6:10 amWashington, D.C. Dulles Intl
8h 11m
1 stop
CVG2:21 pmCincinnati Cinci./N. Kentucky
$184
Find similar
Frontier
Jul 30
CVG5:40 pmCincinnati Cinci./N. Kentucky
6h 32m
1 stop
IAD12:12 amWashington, D.C. Dulles Intl
Aug 2
IAD4:17 pmWashington, D.C. Dulles Intl
17h 32m
1 stop
CVG9:49 amCincinnati Cinci./N. Kentucky
$194
Find similar
Frontier
Aug 21
CVG5:59 pmCincinnati Cinci./N. Kentucky
6h 17m
1 stop
IAD12:16 amWashington, D.C. Dulles Intl
Aug 27
IAD9:30 amWashington, D.C. Dulles Intl
7h 11m
1 stop
CVG4:41 pmCincinnati Cinci./N. Kentucky
$212
Find similar

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 $663. When flying out on a Thursday, 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 $842.

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 $485 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 $1,058 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 $293 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 $193 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 14% 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 July 2025, prices for Cincinnati to Washington, D.C. Dulles Intl Airport flights are approximately 11% cheaper 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

$81

Fastest flight time

1h 25m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Cincinnati in the past 72 hours is $81. The best round-trip flight deal from Cincinnati to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $177.
The fastest flight from Cincinnati to Washington, D.C. Dulles Intl Airport takes 1h 25m
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 32m.

  • 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
DeltaPriceFrom $178Free CancellationRating
8.0
7,959 reviews
Search Delta flights
United AirlinesPriceFrom $189Free CancellationRating
7.4
8,864 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 20 times per week, with 8,864 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 $281 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
Gettysburg
Arlington
National Harbor
Winchester
Laurel
Woodbridge
Silver Spring
Tysons
Waldorf
Fredericksburg
Manassas
Harpers Ferry
Gaithersburg
Rockville
Towson
Fairfax
Colonial Beach
Glen Burnie
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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