How long is the flight from Columbia, Missouri to Washington, D.C. Dulles Intl Airport?

United Airlines can get you from Columbia, Missouri to Washington, D.C. Dulles Intl Airport in just under 4h 51m. Your travel time can differ by up to . Columbia, Missouri and Washington, D.C. Dulles Intl Airport are separated by a distance of 793 mi.

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

Currently, August is the cheapest month in which you can book a flight from Columbia, Missouri to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Columbia, Missouri to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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.

What is the cheapest day to fly from Columbia, Missouri to Washington, D.C. Dulles Intl Airport?

Travelers seeking maximum savings on their Columbia, Missouri to Washington, D.C. Dulles Intl Airport flight should consider departing on Monday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What is the cheapest time of day to fly from COU to IAD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Columbia, Missouri to Washington, D.C. Dulles Intl Airport as you normally would.

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

If you book a flight to Washington, D.C. Dulles Intl from Columbia, you will be flying from Columbia Regional, which is the city’s only airport. Columbia Regional (COU) is located 11.1 mi from the center of Columbia. There are 0 flights from Columbia Regional to Washington, D.C. Dulles Intl per day from 0 different airlines.

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

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

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

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

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

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

$308+ Flights from Columbia, MO to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Columbia to Dulles Intl

Round-trip from	$308 (United Airlines)

From Columbia Regional to Washington, D.C. Dulles Intl

Search Deals

Find flight deals from Columbia to Dulles Intl

Cheapest flights from Columbia to Dulles Intl
Explore the most affordable flight options available from Columbia to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

Thu 10/238:00 amCOU - IAD

1 stop4h 51mUnited Airlines

Sat 10/258:20 amIAD - COU

1 stop6h 57mUnited Airlines

Deal found 9/13

$308

Thu 10/231:49 pmCOU - IAD

2 stops9h 04mAmerican Airlines

Sat 10/256:34 amIAD - COU

2 stops7h 45mAmerican Airlines

Deal found 9/12

$501

Mon 11/103:02 pmCOU - IAD

1 stop5h 21mUnited Airlines

Wed 11/1212:40 pmIAD - COU

1 stop9h 11mUnited Airlines

Deal found 9/14

$542

Mon 10/139:01 amCOU - IAD

1 stop19h 21mUnited Airlines

Wed 10/158:20 amIAD - COU

1 stop6h 57mUnited Airlines

Deal found 9/14

$710

Sun 9/288:00 amCOU - IAD

1 stop4h 51mUnited Airlines

Thu 10/212:46 pmIAD - COU

1 stop8h 39mUnited Airlines

Deal found 9/13

$740

Best flights from Columbia to Dulles Intl
Discover carefully curated flight deals from Columbia to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2025.

Thu 10/238:00 amCOU - IAD

1 stop4h 51mUnited Airlines

Sat 10/255:15 pmIAD - COU

1 stop5h 12mUnited Airlines

Deal found 9/14

$308

Thu 10/231:49 pmCOU - IAD

2 stops9h 04mAmerican Airlines

Sat 10/256:34 amIAD - COU

2 stops7h 45mAmerican Airlines

Deal found 9/12

$501

Mon 11/103:02 pmCOU - IAD

1 stop5h 21mUnited Airlines

Wed 11/1212:40 pmIAD - COU

1 stop9h 11mUnited Airlines

Deal found 9/14

$542

Last-minute flights from Columbia to Dulles Intl
Discover last-minute flight deals from Columbia to Dulles Intl. Data last updated September 15, 2025 and is based on user searches.

Tue 9/166:24 amCOU - IAD

2 stops11h 27mAmerican Airlines

Wed 9/1711:18 amIAD - COU

2 stops10h 03mAmerican Airlines

Deal found 9/13

$1,171

Sun 9/288:00 amCOU - IAD

1 stop4h 51mUnited Airlines

Thu 10/212:46 pmIAD - COU

1 stop8h 39mUnited Airlines

Deal found 9/13

$740

Mon 10/139:01 amCOU - IAD

1 stop19h 21mUnited Airlines

Wed 10/158:20 amIAD - COU

1 stop6h 57mUnited Airlines

Deal found 9/14

$710

Thu 10/238:00 amCOU - IAD

1 stop4h 51mUnited Airlines

Sat 10/255:15 pmIAD - COU

1 stop5h 12mUnited Airlines

Deal found 9/14

$308

Thu 10/231:49 pmCOU - IAD

2 stops9h 04mAmerican Airlines

Sat 10/256:34 amIAD - COU

2 stops7h 45mAmerican Airlines

Deal found 9/12

$501

Cheapflights Fare Finder

Use the filters below to find and compare flights from Columbia to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ColumbiaWashington, D.C.

COU - IAD

COUIAD

Columbia Regional

Thu 10/23

8:00 am-1:51 pm

1 stop4h 51m

Washington, D.C. Dulles Intl

Sat 10/25

5:15 pm-9:27 pm

1 stop5h 12m

$308

ColumbiaWashington, D.C.

COU - IAD

COUIAD

Columbia Regional

Thu 10/23

1:49 pm-11:53 pm

2 stops9h 04m

Washington, D.C. Dulles Intl

Sat 10/25

6:34 am-1:19 pm

2 stops7h 45m

$501

ColumbiaWashington, D.C.

COU - IAD

COUIAD

Columbia Regional

Mon 11/10

3:02 pm-9:23 pm

1 stop5h 21m

Washington, D.C. Dulles Intl

Wed 11/12

12:40 pm-8:51 pm

1 stop9h 11m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Columbia to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Columbia 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.

Related info for your journey

What airport do you fly from for flights from Columbia to Washington, D.C. Dulles Intl?
If you book a flight to Washington, D.C. Dulles Intl from Columbia, you will be flying from Columbia Regional, which is the city’s only airport. Columbia Regional (COU) is located 11.1 mi from the center of Columbia. There are 0 flights from Columbia Regional to Washington, D.C. Dulles Intl per day from 0 different airlines.
How long is the flight from Columbia, Missouri to Washington, D.C. Dulles Intl Airport?
United Airlines can get you from Columbia, Missouri to Washington, D.C. Dulles Intl Airport in just under 4h 51m. Your travel time can differ by up to . Columbia, Missouri and Washington, D.C. Dulles Intl Airport are separated by a distance of 793 mi.
Can I find deals for flights from Columbia to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Columbia to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Columbia to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Columbia to Dulles Intl.
Can I find deals for business class flights from Columbia to Dulles Intl?
Yes. Cheapflights offers flight deals from Columbia to Dulles Intl 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 Columbia, Missouri to Washington, D.C. Dulles Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Columbia, Missouri to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Columbia, Missouri to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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.

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

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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Columbia to Dulles Intl with Cheapflights

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Cheap flight deals from Columbia to Dulles Intl

Round-trip from

Find flight deals from Columbia to Dulles Intl

Cheapest flights from Columbia to Dulles IntlExplore the most affordable flight options available from Columbia to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

Explore the most affordable flight options available from Columbia to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Columbia to Washington, D.C. Dulles Intl Airport that are best for you.

Best time to book a flight from Columbia to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Columbia with our price prediction graph.

Related info for your journey

Find useful and relevant information for your journey from Columbia to Dulles Intl. 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 from for flights from Columbia to Washington, D.C. Dulles Intl?

How long is the flight from Columbia, Missouri to Washington, D.C. Dulles Intl Airport?

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

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

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

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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

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Cheapest flights from Columbia to Dulles Intl
Explore the most affordable flight options available from Columbia to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.