IAD - COU

$175 Find Cheap Flights from Washington Dulles Airport to Columbia - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$270
Typical prices: $363-$483
United Airlines
Sat 2/17Sat 2/24
IAD - COU • 1 stop
Cheapest one-way
$175
Typical prices: $278-$294
Allegiant Air
Mon 11/12
IAD - COU • 2 stops
When to travel
April
Cheapest • 19% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Chicago O'Hare Intl (ORD)
Cheapest • Avg $463 (round-trip)
Charlotte Douglas (CLT)
Shortest trip • 5h 50m (one-way)
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Flight Deals

Cheap Flights from Dulles Intl to Columbia (IAD-COU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dulles Intl to Columbia

Wed, Feb 17 - Wed, Feb 24
United Airlines Logo
3:33 pm - 9:30 pmIAD  Washington, D.C. Dulles Intl-COU Columbia Regional
6h 57m1 stop Chicago O'Hare Intl
United Airlines Logo
8:00 am - 1:33 pmCOU  Columbia Regional-IAD Washington, D.C. Dulles Intl
4h 33m1 stop Chicago O'Hare Intl
$270United Airlines
Wed, Feb 17 - Wed, Feb 24
American Airlines Logo
12:46 pm - 9:22 pmIAD  Washington, D.C. Dulles Intl-COU Columbia Regional
9h 36m2 stops Charlotte Douglas Chicago O'Hare Intl
American Airlines Logo
6:43 am - 5:04 pmCOU  Columbia Regional-IAD Washington, D.C. Dulles Intl
9h 21m2 stops Chicago O'Hare Intl Charlotte Douglas
$281American Airlines
Wed, Feb 17 - Wed, Feb 24
American Airlines Logo
5:37 pm - 9:50 pmIAD  Washington, D.C. Dulles Intl-COU Columbia Regional
5h 13m1 stop Charlotte Douglas
American Airlines Logo
6:43 am - 5:04 pmCOU  Columbia Regional-IAD Washington, D.C. Dulles Intl
9h 21m2 stops Chicago O'Hare Intl Charlotte Douglas
$350American Airlines
Sat, Apr 10 - Tue, Apr 13
United Airlines Logo
6:10 am - 10:29 amIAD  Washington, D.C. Dulles Intl-COU Columbia Regional
5h 19m1 stop Chicago O'Hare Intl
United Airlines Logo
8:00 am - 4:01 pmCOU  Columbia Regional-IAD Washington, D.C. Dulles Intl
7h 01m1 stop Chicago O'Hare Intl
$428United Airlines
Fri, Nov 13 - Tue, Nov 17
United Airlines Logo
5:29 pm - 10:58 pmIAD  Washington, D.C. Dulles Intl-COU Columbia Regional
6h 29m1 stop Chicago O'Hare Intl
United Airlines Logo
8:00 am - 1:35 pmCOU  Columbia Regional-IAD Washington, D.C. Dulles Intl
4h 35m1 stop Chicago O'Hare Intl
$457United Airlines
Wed, Nov 11 - Sun, Nov 15
American Airlines Logo
5:15 pm - 10:42 pmIAD  Washington, D.C. Dulles Intl-COU Columbia Regional
6h 27m1 stop Charlotte Douglas
American Airlines Logo
7:15 am - 12:53 pmCOU  Columbia Regional-IAD Washington, D.C. Dulles Intl
4h 38m1 stop Charlotte Douglas
$466American Airlines
Mon, Nov 23 - Sat, Nov 28
Multiple Airlines Logo
10:47 pm - 4:55 pmIAD  Washington, D.C. Dulles Intl-COU Columbia Regional
19h 08m2 stops Atlanta Hartsfield-Jackson Tampa
Multiple Airlines Logo
5:25 pm - 1:25 pmCOU  Columbia Regional-IAD Washington, D.C. Dulles Intl
19h 00m1 stop Tampa St. Petersburg
$488Multiple Airlines
Wed, Nov 11 - Sun, Nov 15
American Airlines Logo
10:44 am - 10:15 pmIAD  Washington, D.C. Dulles Intl-COU Columbia Regional
12h 31m2 stops Charlotte Douglas Chicago O'Hare Intl
American Airlines Logo
7:15 am - 12:53 pmCOU  Columbia Regional-IAD Washington, D.C. Dulles Intl
4h 38m1 stop Charlotte Douglas
$492American Airlines
Sat, Apr 10 - Tue, Apr 13
United Airlines Logo
6:10 am - 10:29 amIAD  Washington, D.C. Dulles Intl-COU Columbia Regional
5h 19m1 stop Chicago O'Hare Intl
United Airlines Logo
11:15 am - 10:47 amCOU  Columbia Regional-IAD Washington, D.C. Dulles Intl
22h 32m2 stops Chicago O'Hare Intl Clarksburg Benedum
$505United Airlines
Mon, Dec 14 - Tue, Dec 15
American Airlines Logo
7:14 pm - 11:01 pmIAD  Washington, D.C. Dulles Intl-COU Columbia Regional
4h 47m1 stop Charlotte Douglas
American Airlines Logo
8:12 am - 3:23 pmCOU  Columbia Regional-IAD Washington, D.C. Dulles Intl
6h 11m1 stop Charlotte Douglas
$556American Airlines
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Columbia flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Columbia?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Columbia typically range from $363 to $483. The lowest price found in the past 5 days was $270, on United Airlines.

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Key details for Washington, D.C. Dulles Intl Airport to Columbia flights

Low season

July

Cheapest flight

$175
Beat the crowds with an average 84% drop in travelers.
The most popular month to fly with an average 73% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Columbia

When to book flights from Dulles Intl to Columbia

Are your dates flexible? Find out the best times to travel from Dulles Intl to Columbia based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Columbia flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Columbia?

    Only Economy Class is available on flights from Washington, D.C. Dulles Intl Airport to Columbia.

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

    There are currently no nonstop flights available from Washington, D.C. Dulles Intl Airport to Columbia. Flights with 1 layover take between 5h 24m and 5h 50m in total, depending on the connection.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Columbia?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Columbia flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Columbia range from $363 to $483, with an average of $403 over the past 12 months. Anything below $363 counts as a good deal.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to Columbia changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $270 to $1,396. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Columbia looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Columbia are currently higher than usual. Average one-way flight prices are about $391, which is 32% above the typical average for this route.

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Columbia?

    Flights from Washington, D.C. Dulles Intl Airport to Columbia usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Columbia Regional (COU).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Columbia pass through?

    Connecting flights from Washington, D.C. Dulles Intl Airport to Columbia most commonly pass through:

    • Chicago O'Hare Intl (ORD) - 94% of one-stop connections
    • Charlotte Douglas (CLT) - 6% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Columbia?

    Yes. Flexible dates can save you up to 61% on flights from Washington, D.C. Dulles Intl Airport to Columbia. Wednesday is the cheapest departure day at $328 round-trip on average, while Friday is the most expensive at $826, a difference of $498.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Washington, D.C. Dulles Intl Airport to Columbia?

    Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 5h 24m, compared with 5h 50m via Charlotte Douglas (CLT).

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Columbia?

    Columbia is 1 hour behind Washington, D.C. Dulles Intl Airport (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Washington, D.C. Dulles Intl Airport to Columbia flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Friday. On this route, Wednesday flights average $328, about $498 less than Friday fares (60% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Columbia trip for April. Fares historically average $328 round-trip in that month - typically $513 less than the most expensive month, which is October (based on the last 12 months).

More options for your flight from Dulles Intl to Columbia

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