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Cheap flights from Columbus Airport to Washington, D.C. from $71

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Columbus Airport to Washington, D.C. departing on 10/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Columbus Airport to Washington, D.C.

Cheap round-trip flights

Frontier Logo
1:04 pm - 8:53 pmCMH-IAD
7h 49m1 stop
Frontier Logo
8:36 pm - 11:19 amIAD-CMH
14h 43m1 stop
$154Frontier
Find Deal
Sat, Oct 25 - Sat, Nov 1
Frontier Logo
1:04 pm - 8:53 pmCMH-IAD
7h 49m1 stop
Frontier Logo
8:02 pm - 10:50 amIAD-CMH
14h 48m1 stop
$156Frontier
Find Deal
Sat, Oct 25 - Sun, Oct 26
Multiple Airlines Logo
4:30 pm - 12:11 amCMH-IAD
7h 41m1 stop
Multiple Airlines Logo
8:36 pm - 8:15 amIAD-CMH
11h 39m1 stop
$185Multiple Airlines
Find Deal
Fri, Nov 7 - Mon, Nov 10
Multiple Airlines Logo
1:04 pm - 8:53 pmCMH-IAD
7h 49m1 stop
Multiple Airlines Logo
6:00 am - 5:16 pmIAD-CMH
11h 16m2 stops
$188Multiple Airlines
Find Deal
Sat, Oct 25 - Fri, Oct 31
United Airlines Logo
6:10 am - 7:35 amCMH-IAD
1h 25mnonstop
United Airlines Logo
8:22 am - 9:49 amIAD-CMH
1h 27mnonstop
$215United Airlines
Find Deal
Mon, Oct 27 - Wed, Oct 29
United Airlines Logo
10:32 am - 11:49 amCMH-IAD
1h 17mnonstop
United Airlines Logo
8:16 am - 9:30 amIAD-CMH
1h 14mnonstop
$223United Airlines
Find Deal
Mon, Oct 20 - Sat, Oct 25
Delta Logo
8:00 am - 11:29 amCMH-IAD
3h 29m1 stop
Delta Logo
9:50 am - 1:29 pmIAD-CMH
3h 39m1 stop
$235Delta
Find Deal
Tue, Oct 21 - Thu, Oct 23
Delta Logo
7:08 am - 11:31 amCMH-IAD
4h 23m1 stop
Delta Logo
11:05 am - 2:41 pmIAD-CMH
3h 36m1 stop
$243Delta
Find Deal
Tue, Nov 11 - Sat, Nov 15
American Airlines Logo
7:48 am - 1:35 pmCMH-IAD
5h 47m1 stop
American Airlines Logo
11:25 am - 4:13 pmIAD-CMH
4h 48m1 stop
$254American Airlines
Find Deal
Mon, Nov 17 - Wed, Nov 19
American Airlines Logo
12:50 pm - 4:49 pmCMH-IAD
3h 59m1 stop
American Airlines Logo
7:59 am - 12:08 pmIAD-CMH
4h 09m1 stop
$264American Airlines
Find Deal
Wed, Nov 5 - Fri, Nov 7

Frontier flights from Columbus Airport to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Columbus Airport to Washington, D.C. Dulles Intl Airport flight tickets
Frontier
Oct 25
CMH1:04 pmColumbus
7h 49m
1 stop
IAD8:53 pmWashington, D.C. Dulles Intl
Nov 1
IAD8:36 pmWashington, D.C. Dulles Intl
14h 43m
1 stop
CMH11:19 amColumbus
$154
Find similar
Frontier
Oct 2
CMH11:21 amColumbus
7h 03m
1 stop
IAD6:24 pmWashington, D.C. Dulles Intl
Oct 3
IAD7:14 pmWashington, D.C. Dulles Intl
15h 22m
1 stop
CMH10:36 amColumbus
$156
Find similar
Frontier
Nov 14
CMH4:30 pmColumbus
7h 41m
1 stop
IAD12:11 amWashington, D.C. Dulles Intl
Nov 16
IAD5:29 pmWashington, D.C. Dulles Intl
22h 06m
1 stop
CMH3:35 pmColumbus
$164
Find similar

United Airlines flights from Columbus Airport to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Columbus Airport to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Oct 27
CMH6:10 amColumbus
1h 25m
IAD7:35 amWashington, D.C. Dulles Intl
Oct 29
IAD8:22 amWashington, D.C. Dulles Intl
1h 27m
CMH9:49 amColumbus
$215
Find similar
United Airlines
Oct 20
CMH10:32 amColumbus
1h 17m
IAD11:49 amWashington, D.C. Dulles Intl
Oct 25
IAD8:16 amWashington, D.C. Dulles Intl
1h 14m
CMH9:30 amColumbus
$223
Find similar
United Airlines
Oct 15
CMH6:00 amColumbus
1h 23m
IAD7:23 amWashington, D.C. Dulles Intl
Oct 20
IAD10:10 pmWashington, D.C. Dulles Intl
1h 29m
CMH11:39 pmColumbus
$230
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Columbus Airport to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated September 25, 2025.
Use the filters below to find and compare flights from Columbus Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

Sat 10/25

1:04 pm-8:53 pm

1 stop7h 49m

Washington, D.C. Dulles Intl

Sat 11/1

8:36 pm-11:19 am

1 stop14h 43m

$154

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

Sat 10/25

1:04 pm-8:53 pm

1 stop7h 49m

Washington, D.C. Dulles Intl

Sun 10/26

8:02 pm-10:50 am

1 stop14h 48m

$156

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

Fri 11/7

4:30 pm-12:11 am

1 stop7h 41m

Washington, D.C. Dulles Intl

Mon 11/10

8:36 pm-8:15 am

1 stop11h 39m

$185

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

Sat 10/25

1:04 pm-8:53 pm

1 stop7h 49m

Washington, D.C. Dulles Intl

Fri 10/31

6:00 am-5:16 pm

2 stops11h 16m

$188

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

Mon 10/27

6:10 am-7:35 am

Nonstop1h 25m

Washington, D.C. Dulles Intl

Wed 10/29

8:22 am-9:49 am

Nonstop1h 27m

$215

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

Mon 10/20

10:32 am-11:49 am

Nonstop1h 17m

Washington, D.C. Dulles Intl

Sat 10/25

8:16 am-9:30 am

Nonstop1h 14m

$223

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

Tue 10/21

8:00 am-11:29 am

1 stop3h 29m

Washington, D.C. Dulles Intl

Thu 10/23

9:50 am-1:29 pm

1 stop3h 39m

$235

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

Tue 11/11

7:08 am-11:31 am

1 stop4h 23m

Washington, D.C. Dulles Intl

Sat 11/15

11:05 am-2:41 pm

1 stop3h 36m

$243

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

Mon 11/17

7:48 am-1:35 pm

1 stop5h 47m

Washington, D.C. Dulles Intl

Wed 11/19

11:25 am-4:13 pm

1 stop4h 48m

$254

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

Wed 11/5

12:50 pm-4:49 pm

1 stop3h 59m

Washington, D.C. Dulles Intl

Fri 11/7

7:59 am-12:08 pm

1 stop4h 09m

$264

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Columbus Airport to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, June is the cheapest month to fly from Columbus Airport to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $269. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of June, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $285.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Thursday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $956. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Columbus Airport to Washington, D.C. Dulles Intl Airport for around $1,091.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Columbus Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $795 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,268 on average. Flights to Washington, D.C. Dulles Intl Airport from Columbus Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Columbus to Washington, D.C. Dulles Intl flight route?

Fly from Columbus to Washington, D.C. Dulles Intl for the best Columbus - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Columbus Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $322 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Columbus Airport for as low as $216 on momondo.

What cabin class options are available on Columbus to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Columbus to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Columbus Airport to Washington, D.C. Dulles Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Columbus Airport to Washington, D.C. Dulles Intl Airport.

How have Columbus Airport to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of September 2025, prices for Columbus Airport to Washington, D.C. Dulles Intl Airport flights are approximately 58% more expensive when compared to flights at the same time last year.

When to book flights from Columbus Airport to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Columbus Airport to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Columbus Airport to Washington, D.C. Dulles Intl Airport (CMH to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Columbus Airport to Washington, D.C. Dulles Intl Airport

Best Price Found

$203

Fastest flight time

1h 10m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Columbus Airport in the past 72 hours is $203. The best round-trip flight deal from Columbus Airport to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $443.
The fastest flight from Columbus Airport to Washington, D.C. Dulles Intl Airport takes 1h 10m
Direct flights go from Columbus Airport to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • How far is Columbus to Washington, D.C. Dulles Intl by plane?

    A flight from Columbus to Washington, D.C. Dulles Intl will travel around 298.7 mi. Typically, this will take 1h 17m by plane in normal conditions.

  • When did momondo last update prices for flights from Columbus Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Columbus Airport to Washington, D.C. Dulles Intl Airport are updated daily.

  • How many operators does momondo search for flights from Columbus Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Columbus Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Columbus Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Columbus Airport to Washington, D.C. Dulles Intl Airport?

  • What is the most popular airline from Columbus Airport to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Columbus Airport to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Columbus Airport to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $187Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights

  • United Airlines Flights From Columbus Airport to Washington, D.C. Dulles Intl Airport

    United Airlines flies from Columbus Airport to Washington, D.C. Dulles Intl Airport around 10 times per week, with 8,928 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Columbus Airport to Washington, D.C. Dulles Intl Airport in the last 72 hours was $187 (round-trip), much lower than the average airfare cost of $295 for United Airlines flights on this route.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
National Harbor
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Fairfax
Reston
Glen Burnie
Gaithersburg

Why use momondo?

Why should I use momondo to find a flight deal from Columbus to Washington, D.C.?

It is quick and easy to find Columbus to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from Columbus to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Columbus to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Columbus to Washington, D.C.?

Once you have performed a search for Columbus to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Columbus to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Columbus to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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