Title: Cheap Flights from Washington (IAD) to Columbus (OSU) - Expedia.ca ![Columbus which includes a pond, a park and a city](https://images.trvl-media.com/place/178251/26cde16c-292b-42dc-b471-dce67bb98ec0.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Washington (IAD) to Columbus (OSU) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Washington Dulles International Airport (IAD) to Columbus, OH (OSU-Ohio State University) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:iad,to:osu,departure:17/10/2025TANYT&leg2=from:osu,to:iad,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:iad,to:osu,departure:17/10/2025TANYT&leg2=from:osu,to:iad,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:iad,to:osu,departure:17/10/2025TANYT&leg2=from:osu,to:iad,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:iad,to:osu,departure:17/10/2025TANYT&leg2=from:osu,to:iad,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:iad,to:osu,departure:17/10/2025TANYT&leg2=from:osu,to:iad,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:iad,to:osu,departure:17/10/2025TANYT&leg2=from:osu,to:iad,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:iad,to:osu,departure:17/10/2025TANYT&leg2=from:osu,to:iad,departure:24/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from Washington to Columbus (IAD - OSU) route information | Origin airport | Washington Dulles Intl. | | --- | --- | | Destination airport | Ohio State University | | Distance | 495 km | ## Chantilly to Columbus Flights **The easy way to book your flights from Washington to Columbus**  With Expedia, it’s simple to find and book flights to Columbus from Washington whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Ohio State University, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Washington to Columbus today, tomorrow, or this week.   **Save dollars with cheap flights from Washington Dulles Intl., IAD to Ohio State University, OSU**  Sort your search results by price to find great deals on your flight from Washington to Columbus—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Columbus from Washington currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Columbus   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Columbus from Washington**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Columbus with Expedia today. ## Frequently asked questions ### How much is a flight from IAD to Ohio State University Airport (OSU)? > The lowest price advertised for a round-trip journey between IAD and OSU is . But you better get a move on. This price is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from IAD to Ohio State University Airport (OSU)? > Every airline has different terms and conditions. If you decide to cancel your getaway, visit our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from IAD to Ohio State University Airport (OSU) that have flexible change policies? > Plenty of carriers will allow you to move your flight without a change fee. All you pay is the cost difference between flights. When searching for Dulles Intl. Airport to OSU flights, you'll see a "No change fees" filter for you to tick. ### How far is the flight from Dulles Intl. Airport to OSU? > It's just 500 kilometres between Chantilly and Dublin. Chances are you'll spend more time travelling to and from the airport than you will actually flying! ### Which airlines fly direct from Dulles Intl. Airport to OSU? > If you want to fly straight from Dulles Intl. Airport to The Ohio State University Airport, you'll need to book a flight with one or more stops. Unfortunately, there aren't any airlines that fly directly between these airports. ### Are Dulles Intl. Airport to The Ohio State University Airport flight tickets cheaper when they're purchased at the last minute? > Flight prices are always on the move, so it's no sure thing. While last-minute flight deals between Washington Dulles Intl. Airport (IAD) and OSU are of course possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers publish their prices up to a year before the departure date. Expedia is constantly updating the biggest airfare bargains around, so keep checking and be ready to book when the price is low. ## Explore a world of travel with Expedia \*Available to Expedia members.