79 € Cheap Flights from Washington Dulles to Cincinnati Northern Kentucky

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Compare Washington Dulles to Cincinnati Northern Kentucky flight deals

Find the cheapest month or even day of the year to fly to Cincinnati Northern Kentucky

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Flight deals from Washington Dulles to Cincinnati Northern Kentucky

Looking for a cheap last-minute deal or the best return flight from Washington Dulles Airport to Cincinnati Northern Kentucky Airport? If you want to travel next month, return fares start from 79 €. Find the lowest prices on one-way and return tickets right here.

Cincinnati.79 € per passenger.Departing Wed, 21 Oct, returning Sat, 24 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Wed, 21 Oct, arriving in Cincinnati Northern Kentucky.Inbound indirect flight with Frontier Airlines, departs from Cincinnati Northern Kentucky on Sat, 24 Oct, arriving in Washington Dulles.Price includes taxes and charges.From 79 €, select.

Cincinnati.95 € per passenger.Departing Mon, 2 Nov, returning Mon, 9 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Mon, 2 Nov, arriving in Cincinnati Northern Kentucky.Inbound indirect flight with Frontier Airlines, departs from Cincinnati Northern Kentucky on Mon, 9 Nov, arriving in Washington Dulles.Price includes taxes and charges.From 95 €, select.

Cincinnati.99 € per passenger.Departing Wed, 11 Nov, returning Wed, 2 Dec.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Wed, 11 Nov, arriving in Cincinnati Northern Kentucky.Inbound indirect flight with Frontier Airlines, departs from Cincinnati Northern Kentucky on Wed, 2 Dec, arriving in Washington Dulles.Price includes taxes and charges.From 99 €, select.

Cincinnati.102 € per passenger.Departing Tue, 20 Oct, returning Sat, 24 Oct.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Tue, 20 Oct, arriving in Cincinnati Northern Kentucky.Inbound direct flight with United departs from Cincinnati Northern Kentucky on Sat, 24 Oct, arriving in Washington Dulles.Price includes taxes and charges.From 102 €, select.

Cincinnati.102 € per passenger.Departing Wed, 11 Nov, returning Sat, 14 Nov.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Wed, 11 Nov, arriving in Cincinnati Northern Kentucky.Inbound direct flight with United departs from Cincinnati Northern Kentucky on Sat, 14 Nov, arriving in Washington Dulles.Price includes taxes and charges.From 102 €, select.

Cincinnati.103 € per passenger.Departing Sat, 23 Jan, returning Sat, 6 Feb.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Sat, 23 Jan, arriving in Cincinnati Northern Kentucky.Inbound direct flight with United departs from Cincinnati Northern Kentucky on Sat, 6 Feb, arriving in Washington Dulles.Price includes taxes and charges.From 103 €, select.

Cincinnati.104 € per passenger.Departing Thu, 29 Oct, returning Mon, 2 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Dulles on Thu, 29 Oct, arriving in Cincinnati Northern Kentucky.Inbound indirect flight with Frontier Airlines, departs from Cincinnati Northern Kentucky on Mon, 2 Nov, arriving in Washington Dulles.Price includes taxes and charges.From 104 €, select.

Cincinnati.119 € per passenger.Departing Sat, 12 Dec, returning Mon, 14 Dec.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Sat, 12 Dec, arriving in Cincinnati Northern Kentucky.Inbound direct flight with United departs from Cincinnati Northern Kentucky on Mon, 14 Dec, arriving in Washington Dulles.Price includes taxes and charges.From 119 €, select.

Cincinnati.176 € per passenger.Departing Wed, 11 Nov, returning Wed, 2 Dec.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Wed, 11 Nov, arriving in Cincinnati Northern Kentucky.Inbound direct flight with United departs from Cincinnati Northern Kentucky on Wed, 2 Dec, arriving in Washington Dulles.Price includes taxes and charges.From 176 €, select.

Cincinnati.176 € per passenger.Departing Sat, 31 Oct, returning Sat, 7 Nov.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Sat, 31 Oct, arriving in Cincinnati Northern Kentucky.Inbound direct flight with United departs from Cincinnati Northern Kentucky on Sat, 7 Nov, arriving in Washington Dulles.Price includes taxes and charges.From 176 €, select.

Cincinnati.237 € per passenger.Departing Sat, 23 Jan, returning Mon, 25 Jan.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Sat, 23 Jan, arriving in Cincinnati Northern Kentucky.Inbound direct flight with United departs from Cincinnati Northern Kentucky on Mon, 25 Jan, arriving in Washington Dulles.Price includes taxes and charges.From 237 €, select.

Cincinnati.238 € per passenger.Departing Fri, 12 Feb, returning Fri, 26 Feb.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Fri, 12 Feb, arriving in Cincinnati Northern Kentucky.Inbound direct flight with United departs from Cincinnati Northern Kentucky on Fri, 26 Feb, arriving in Washington Dulles.Price includes taxes and charges.From 238 €, select.

Cincinnati.239 € per passenger.Departing Fri, 12 Mar, returning Fri, 26 Mar.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Fri, 12 Mar, arriving in Cincinnati Northern Kentucky.Inbound direct flight with United departs from Cincinnati Northern Kentucky on Fri, 26 Mar, arriving in Washington Dulles.Price includes taxes and charges.From 239 €, select.

Cincinnati.240 € per passenger.Departing Fri, 9 Apr, returning Fri, 23 Apr.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Fri, 9 Apr, arriving in Cincinnati Northern Kentucky.Inbound direct flight with United departs from Cincinnati Northern Kentucky on Fri, 23 Apr, arriving in Washington Dulles.Price includes taxes and charges.From 240 €, select.

Cincinnati.251 € per passenger.Departing Fri, 14 May, returning Fri, 28 May.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Fri, 14 May, arriving in Cincinnati Northern Kentucky.Inbound direct flight with United departs from Cincinnati Northern Kentucky on Fri, 28 May, arriving in Washington Dulles.Price includes taxes and charges.From 251 €, select.

Cincinnati.256 € per passenger.Departing Fri, 11 Jun, returning Fri, 25 Jun.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Fri, 11 Jun, arriving in Cincinnati Northern Kentucky.Inbound direct flight with United departs from Cincinnati Northern Kentucky on Fri, 25 Jun, arriving in Washington Dulles.Price includes taxes and charges.From 256 €, select.

Find the cheapest month to fly from Washington Dulles to Cincinnati Northern Kentucky

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Cincinnati Northern Kentucky flights are currently cheapest in October.

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Direct flights from Washington Dulles to Cincinnati Northern Kentucky

Washington Dulles to Cincinnati Northern Kentucky: Alternative routes

Compare routes from Washington Dulles to Cincinnati below. You may find an airport to fly into that's cheaper, faster, or easier than Cincinnati Northern Kentucky.

Cincinnati Northern Kentucky

14km from central Cincinnati

ClosestCheapest

from 79 €

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Washington D.C. to Cincinnati: Flight information

The things to know before you go.

Cheapest flight found	79 €
Cheapest month to fly	October
Average flight time	1 hr, 42 mins
Most popular airline	United
Average flights per week	169

Finding cheap flights from Washington Dulles to Cincinnati Northern Kentucky: Frequently asked questions

How much are return flights from Washington Dulles to Cincinnati Northern Kentucky?

The best price we found for a return flight from Washington Dulles to Cincinnati Northern Kentucky is 79 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Washington Dulles to Cincinnati Northern Kentucky?

1 hour and 42 minutes is the average flight time from Washington Dulles to Cincinnati Northern Kentucky.

Which airlines fly direct from Washington Dulles to Cincinnati Northern Kentucky?

United, GoJet Airlines and Air Canada fly direct from Washington Dulles to Cincinnati Northern Kentucky.

How many flights are there a week from Washington Dulles to Cincinnati Northern Kentucky?

As of September 2026, there are 169 flights per week flying from Washington Dulles to Cincinnati Northern Kentucky.

When is the cheapest time to fly from Washington Dulles to Cincinnati Northern Kentucky?

The cheapest month to fly from Washington Dulles to Cincinnati Northern Kentucky is usually October.

Which upcoming date is cheapest to fly from Washington Dulles Airport to Cincinnati Northern Kentucky Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Cincinnati Northern Kentucky Airport on Wednesday, 21 October 2026.

Can I get a direct flight from Washington Dulles Airport to Cincinnati Northern Kentucky Airport?

Yes – the average flight time is 1 hour and 42 minutes.

How can I find the best flight deal to Cincinnati Northern Kentucky?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Cincinnati Northern Kentucky but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Cincinnati?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Cincinnati is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Washington Dulles Airport to Cincinnati Northern Kentucky with?

Currently, Frontier Airlines and United offer the cheapest flight tickets to Cincinnati Northern Kentucky.

Travelling from Washington Dulles Airport (IAD) to Cincinnati Northern Kentucky Airport (CVG): what you need to know

The average duration of a direct flight from Washington Dulles Airport to Cincinnati Northern Kentucky Airport is 1 hour 40 minutes.
Cincinnati's timezone is UTC-5, which is the same as Washington DC.
Every week, there are 24 Washington Dulles Airport to Cincinnati Northern Kentucky Airport flights. If you want to take off as early as possible, jump on the 08:15 United Airlines flight. If you're eager to make the most of your time before you fly, the last flight is at 22:23 with United Airlines.
Your IAD to CVG flight won't wait if you're late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.
Travelling during a peak time like July? Major public holidays and other high seasons can mean longer queues at check-in and security. Play things extra safe and arrive up to four hours ahead of international flights and two hours before a domestic departure.
United offers direct flights from Washington Dulles Airport to Cincinnati Northern Kentucky Airport. Book with this popular carrier, then get ready to discover the sights in Cincinnati — and maybe even more of the United States if your schedule allows.
The majority of passengers choose to travel with United on this route.
United is the most punctual carrier that offers IAD to CVG flights, with 75.54% of its services arriving as scheduled.
Consider adding a stopover when booking your ticket from Washington Dulles Airport to Cincinnati Northern Kentucky Airport. Just uncheck 'Direct flights only' to break up your trip, or perhaps explore a new destination along the way. Here are some options between IAD and CVG:
- Charlotte Douglas Airport
- Detroit Wayne County Airport
- Philadelphia International Airport

How to find the cheapest flights from Washington Dulles Airport (IAD) to Cincinnati Northern Kentucky Airport (CVG)

The lowest price we've found for a one-way Washington Dulles Airport to Cincinnati Northern Kentucky Airport flight is 38 €. A round-trip plane ticket is currently 79 €. Depending on the availability when you book, these fares can change.
To pick up cheap tickets from IAD to CVG, book your journey two months ahead of your departure.
Schedule your trip for July. That's the cheapest month for flights from Washington Dulles Airport to Cincinnati Northern Kentucky Airport. If you're flexible with your travel dates, try out the 'Whole month' tool to see the cheapest price across every month.
Snapping up cheap flights from IAD to CVG couldn't be easier with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know when there's a better deal.
Discover the right flight for you with the help of the filters. To see the 'Cheapest,' 'Best' or 'Fastest' flights from Washington Dulles Airport to Cincinnati Northern Kentucky Airport, use the 'Sort by' function. You can also filter results by arrival and departure times, airline, and journey duration.

Handy information about Washington Dulles Airport (IAD)

IAD's address is 1 Saarinen Circle.
77% of flights leaving from Washington Dulles Airport arrive at their destination on schedule.
Central Washington DC to Washington Dulles Airport is around 40 kilometres. Depending on traffic, it'll take about 45 minutes to get there if you're ride-sharing, catching a taxi or driving.
Expect a trip time of around 1 hour 10 minutes when using public transport.
Booked an early flight from Washington Dulles Airport to Cincinnati Northern Kentucky Airport? Avoid the hassle of rushing to the airport (and enjoy a little extra shut-eye) by picking one of these stays near IAD:

Arriving at Cincinnati Northern Kentucky Airport (CVG)

Go where the road takes you with a Cincinnati Northern Kentucky Airport rental car. Pick up a set of wheels from Budget, Hertz or Thrifty and see more of Cincinnati and beyond.
Secure the lowest price by reserving your vehicle from Cincinnati Northern Kentucky Airport around two weeks ahead of your departure.

When to fly to Cincinnati Northern Kentucky Airport (CVG)

The quietest month for a flight from Washington Dulles Airport to Cincinnati Northern Kentucky Airport is January, while July is the most popular. Choose the best time to go to Cincinnati based on whether you prefer a laid-back vibe or a more bustling atmosphere.
Before locking in your flight from Washington Dulles Airport to Cincinnati Northern Kentucky Airport, consider the kind of weather you enjoy. July is the warmest month in Cincinnati, with the temperature ranging from 16ºC (61ºF) to 32ºC (90ºF).
If you like cooler conditions, search for a cheap ticket from IAD to CVG in January. Temperatures average between -10ºC (14ºF) and 7ºC (45ºF) then.

Explore more of the United States

Cincinnati has plenty going for it, but there are so many other corners of the United States waiting to be explored. Around 402 kilometres north-west of Cincinnati, a visit to Chicago will keep you on the move. Start with leading attractions like Millennium Park, Art Institute of Chicago and Willis Tower.
Columbus is another favourite destination in the United States and is around 161 kilometres north-east of Cincinnati. No journey is complete without visiting Franklin Park Conservatory and Botanical Gardens, Whetstone Park / Park of Roses and Ohio Theatre.