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Columbia

$308+ Cheap flights from Dulles Intl (IAD) to Columbia, MO (COU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — COU
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Dulles Intl to Columbia

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Columbia (COU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$308
(United Airlines)

Popular in

February

Cheapest in

November

Average price

$407
From Washington, D.C. Dulles Intl to Columbia Regional
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Highest demand for flights based on searches. 16% potential increase in price ($99 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Dulles Intl to Columbia

Cheapest flights from Dulles Intl to Columbia
Explore the most affordable flight options available from Dulles Intl to Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/105:15 pmIAD - COU
1 stop5h 04mUnited Airlines
Thu 11/208:00 amCOU - IAD
1 stop6h 55mUnited Airlines
Deal found 7/29$308
This American Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/212:18 pmIAD - COU
2 stops8h 13mAmerican Airlines
Sat 10/2511:37 amCOU - IAD
2 stops11h 13mAmerican Airlines
Deal found 7/26$449

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Columbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Columbia that are best for you.

Fly from

Dulles Intl

Fly to

Columbia

Route

Depart

Return

Price

Washington, D.C.Columbia

IAD - COU

IADCOU

Washington, D.C. Dulles Intl

Tue 10/21

5:15 pm-9:27 pm

1 stop5h 12m

Columbia Regional

Sat 10/25

8:00 am-3:57 pm

1 stop6h 57m

$308

Washington, D.C.Columbia

IAD - COU

IADCOU

Washington, D.C. Dulles Intl

Tue 10/21

2:18 pm-9:31 pm

2 stops8h 13m

Columbia Regional

Sat 10/25

11:37 am-11:50 pm

2 stops11h 13m

$449

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Dulles Intl to Columbia

Have a flexible travel schedule? Discover the best time to fly to Columbia from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Columbia

Get insights into the airlines that provide service to Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Columbia. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Washington, D.C. Dulles Intl Airport to Columbia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Columbia from Washington, D.C. Dulles Intl?

    Columbia Regional (COU), located 11.1 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Columbia. 0 airlines have flights to Columbia Regional from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Columbia Regional should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.

  • Can I find deals for flights from Dulles Intl to Columbia that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Columbia.

  • Can I find deals for business class flights from Dulles Intl to Columbia?

    Yes. Cheapflights offers flight deals from Dulles Intl to Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Columbia, Missouri?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Columbia, Missouri (average of $362). Flying from Washington, D.C. Dulles Intl Airport to Columbia, Missouri in March is currently the most expensive (average of $569). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Columbia?

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Jefferson City

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