Cheap Flights from Washington (IAD) to Columbus (OSU)

Popular airlines from Washington Dulles Intl. Airport (IAD) to Columbus, OH (OSU-Ohio State University)

Alternative airports near Columbus

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

Select flight to John Glenn Columbus Intl. CMH. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $217
CMH
John Glenn Columbus Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $217
Flights from Washington (IAD) to Columbus (OSU)
Origin airport
Washington Dulles Intl.
Destination airport
Ohio State University
Distance
309 mi

Washington to Columbus Flights

The cheapest times to fly from Washington to Columbus

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 Washington to Columbus are during the month of . You can find some of the cheapest flights from Washington to Columbus with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Columbus

Sunday is one of the best days to book for cheap flights from Washington to Columbus: 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 Washington to Columbus

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 Washington to Columbus in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Washington to Columbus 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 Washington to Columbus 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 Washington Dulles Intl. Airport (IAD) to Ohio State University Airport (OSU) cost?
Snag a cheap one-way flight or cheap return flight from Washington Dulles Intl. Airport (IAD) to Ohio State University Airport (OSU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Ohio State University Airport (OSU)?
is the least expensive month to fly from IAD to OSU. Planning your trip for the off-season is often the key to better flight prices.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Ohio State University Airport (OSU)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest IAD to OSU flight.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Ohio State University Airport (OSU)?
Nonstop flights from Washington Dulles Intl. Airport (IAD) to Ohio State University Airport (OSU) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to OSU?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Ohio State University Airport (OSU)?
To reach Ohio State University Airport (OSU) on schedule, choose a flight that leaves from Washington Dulles Intl. Airport (IAD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Columbus from Washington Dulles Intl. Airport (IAD)?
John Glenn Columbus Intl. Airport (CMH) is the only airport in Columbus with direct flights from Washington Dulles Intl. Airport (IAD). Compare the options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Ohio State University Airport (OSU) last-minute?
Booking your flight from IAD to OSU right before your journey is typically more expensive. But if there's some wiggle room with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book an IAD to OSU flight and hotel package?
Booking an IAD to OSU flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our extensive range of hotels and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Ohio State University Airport (OSU)?
If you reserved your IAD to OSU flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

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*Available to One Key members.