$90 Cheap Flights from Cincinnati (CVG) to Washington (IAD)

View $90 flight on Fri, Oct 31, 2025Opens in a new window

Popular airlines from Cincinnati-Northern Kentucky Int'l Airport (CVG) to Washington Dulles Intl. Airport (IAD)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Cincinnati to Washington (CVG-IAD)

Prices were available within the past 7 days and start at $90 for one-way flights and $177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Oct 18 - Wed, Oct 22
CVG
Cincinnati
IAD
Washington
$177 Roundtrip, found 1 hour ago
$177
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Oct 18 from Cincinnati to Washington, returning Wed, Oct 22, priced at $177 found 1 hour ago
United
Sat, Sep 20 - Sun, Sep 21
CVG
Cincinnati
IAD
Washington
$178 Roundtrip, found 1 hour ago
$178
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Sep 20 from Cincinnati to Washington, returning Sun, Sep 21, priced at $178 found 1 hour ago
United
Fri, Nov 14 - Sun, Nov 16
CVG
Cincinnati
IAD
Washington
$179 Roundtrip, found 4 hours ago
$179
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Nov 14 from Cincinnati to Washington, returning Sun, Nov 16, priced at $179 found 4 hours ago
Frontier Airlines
Sat, Aug 30 - Tue, Sep 2
CVG
Cincinnati
IAD
Washington
$183 Roundtrip, found 2 days ago
$183
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sat, Aug 30 from Cincinnati to Washington, returning Tue, Sep 2, priced at $183 found 2 days ago
United
Sun, Aug 24 - Fri, Sep 5
CVG
Cincinnati
IAD
Washington
$184 Roundtrip, found 1 day ago
$184
Roundtrip
found 1 day ago
Select United flight, departing Sun, Aug 24 from Cincinnati to Washington, returning Fri, Sep 5, priced at $184 found 1 day ago
United
Wed, Nov 19 - Fri, Nov 28
CVG
Cincinnati
IAD
Washington
$186 Roundtrip, found 6 hours ago
$186
Roundtrip
found 6 hours ago
Select United flight, departing Wed, Nov 19 from Cincinnati to Washington, returning Fri, Nov 28, priced at $186 found 6 hours ago
United
Wed, Aug 20 - Thu, Aug 21
CVG
Cincinnati
IAD
Washington
$186 Roundtrip, found 11 hours ago
$186
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Aug 20 from Cincinnati to Washington, returning Thu, Aug 21, priced at $186 found 11 hours ago
United
Sat, Oct 4 - Sun, Oct 5
CVG
Cincinnati
IAD
Washington
$187 Roundtrip, found 2 days ago
$187
Roundtrip
found 2 days ago
Select United flight, departing Sat, Oct 4 from Cincinnati to Washington, returning Sun, Oct 5, priced at $187 found 2 days ago
American Airlines
Sat, Oct 18 - Wed, Oct 22
CVG
Cincinnati
IAD
Washington
$251 Roundtrip, found 1 hour ago
$251
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Oct 18 from Cincinnati to Washington, returning Wed, Oct 22, priced at $251 found 1 hour ago
Delta
Sat, Oct 18 - Wed, Oct 22
CVG
Cincinnati
IAD
Washington
$251 Roundtrip, found 1 hour ago
$251
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, Oct 18 from Cincinnati to Washington, returning Wed, Oct 22, priced at $251 found 1 hour ago

Find the cheapest month to fly from Cincinnati (CVG) to Washington (IAD)

March is typically the cheapest month to fly

From $110 - $356 per traveler.

Graph displaying average flight prices per month

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $199
DCA
Ronald Reagan Washington National
CheapestClosest
Average driving time to city center8 min
Flights from $199
Flights from Cincinnati (CVG) to Washington (IAD)
Origin airport
Cincinnati - Northern Kentucky Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$177
Distance
387 mi
Average flight time
1 hour 29 mins

Cincinnati to Washington Flights

The cheapest times to fly from Cincinnati to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Cincinnati to Washington are during the month of October. You can find some of the cheapest flights from Cincinnati to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cincinnati to Washington

Sunday is one of the best days to book for cheap flights from Cincinnati to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Cincinnati to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Cincinnati to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $90 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Cincinnati to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Cincinnati to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD) cost?
Snag cheap return fares starting from $177 from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United and Southwest Airlines flight leaving CVG on August 19 2025 and touching down at IAD. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from CVG to IAD?
The cheapest flights from CVG to IAD are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD)?
Board a nonstop flight with United Airlines and journey straight from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD).
What is the cheapest airline that flies from CVG to IAD?
With tickets starting at $89 for a one-way journey from CVG to IAD, United is currently the cheapest airline operating this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from CVG on September 13 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD)?
Daily, an average of 2 nonstop flights take off from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD). Select the departure time that works for you.
What are the most popular departure times for flights from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD)?
More travelers fly between CVG and IAD at 10 AM than at any other time. Looking to skip the crowds? Consider flying outside peak hours and you're likely to save on your fare as well.
What day of the week has the most flights from CVG to IAD?
If you fly on a Friday, you'll get the widest range of options for flights from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD).
What is the earliest flight from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD)?
Hop on the earliest flight at around 10:21AM UTC-5, heading out of Cincinnati - Northern Kentucky Intl. Airport (CVG). You'll be flying for approximately 1h 32m, arriving at Washington Dulles Intl. Airport (IAD) at approximately 11:53AM UTC-5.
How long does it take to fly from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD)?
The average flight time from CVG to IAD is 1 hour and 30 minutes, covering a distance of 390 mi.
What airline has the least delays from CVG to IAD?
United Airlines has the best performance for on-time direct flights from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD), with an on-time score of 83%. Use the Expedia App to view your flight schedule before you go and get real-time updates about any trip changes.
What is the best time to fly from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD)?
Choose a flight from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Washington from Cincinnati - Northern Kentucky Intl. Airport (CVG)?
Come in for landing at any of these Washington airports following your direct flight from Cincinnati - Northern Kentucky Intl. Airport (CVG):

  • Ronald Reagan Washington National Airport (DCA)
  • Washington Dulles Intl. Airport (IAD)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)

Is it cheaper to buy a plane ticket from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD) last-minute?
Booking your plane ticket from CVG to IAD just before your getaway is typically more expensive. However, if you're flexible with your departure dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a CVG to IAD flight and hotel package?
You'll generally save money by booking a CVG to IAD flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've chosen your ideal flights and accommodations, consider adding extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Cincinnati - Northern Kentucky Intl. Airport (CVG) to Washington Dulles Intl. Airport (IAD)?
Typically, you can reschedule or cancel your CVG to IAD flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need more information, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.