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Dulles Intl

$105+ Cheap flights from Columbus (CMH) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — IAD
feb. 4 — feb. 111
mar. 2/4
mar. 2/11
1 adult, Economy
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The best prices from Columbus to Washington, D.C. Dulles Intl are usually found in August or November, booked 83 days in advance, depart on a Thursday or Tuesday and return on a Saturday

Cheap flight deals from Columbus to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Columbus (CMH) to Dulles Intl (IAD). 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 enero 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$209
(United Airlines)

One-way from

$105
(United Airlines)

Popular in

April

Cheapest in

August

Average price

$329

Good round-trip deal

$561 or less

Good one-way deal

$282 or less
Provider with most accurate pricing for Columbus-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Columbus-Washington, D.C. Dulles Intl flights.
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From Columbus to Washington, D.C. Dulles Intl
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One-way flight from Columbus to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 6% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Price to beat on a round-trip flight from Columbus to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Columbus to Washington, D.C. Dulles Intl.
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Find flight deals from Columbus to Dulles Intl

Cheapest flights from Columbus to Dulles Intl
Explore the most affordable flight options available from Columbus to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 30, 2025.

This United Airlines deal was found by Cheapflights users on 1/30. 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.
jue. 5/16:12 amCMH - IAD
Nonstop1h 21mUnited Airlines
lun. 5/510:20 pmIAD - CMH
Nonstop1h 24mUnited Airlines
Deal found 1/30$209
This Delta deal was found by Cheapflights users on 1/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/207:06 amCMH - IAD
1 stop4h 19mDelta
sáb. 2/2212:05 pmIAD - CMH
1 stop5h 21mDelta
Deal found 1/30$214
This American Airlines deal was found by Cheapflights users on 1/30. 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.
mié. 3/58:53 amCMH - IAD
1 stop4h 25mAmerican Airlines
mié. 3/57:30 pmIAD - CMH
1 stop4h 17mAmerican Airlines
Deal found 1/30$251
This Mytrip deal was found by Cheapflights users on 1/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/14:24 pmCMH - IAD
3 stops28h 41mMultiple Airlines
jue. 3/612:55 pmIAD - CMH
3 stops20h 47mMultiple Airlines
Deal found 1/30$334
This Booking.com deal was found by Cheapflights users on 1/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 3/28:56 pmCMH - IAD
1 stop20h 17mFrontier
vie. 3/74:54 pmIAD - CMH
1 stop22h 02mFrontier
Deal found 1/29$366

Find flights from Columbus to Dulles Intl within your budget

Customize your flight search to find flights from Columbus to Dulles Intl 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 enero 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

mar. 4/1

7:50 pm-9:11 pm

Nonstop1h 21m

Washington, D.C. Dulles Intl

jue. 4/3

8:20 am-9:44 am

Nonstop1h 24m

$209

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

mié. 2/12

12:14 pm-6:56 pm

1 stop6h 42m

Washington, D.C. Dulles Intl

jue. 3/6

12:05 pm-5:26 pm

1 stop5h 21m

$219

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

sáb. 3/15

8:22 pm-11:58 pm

1 stop3h 36m

Washington, D.C. Dulles Intl

mié. 3/19

5:28 pm-11:54 pm

1 stop6h 26m

$254

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

mié. 3/5

10:38 am-11:26 am

3 stops24h 48m

Washington, D.C. Dulles Intl

mar. 3/11

8:25 am-9:42 am

3 stops25h 17m

$336

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

dom. 3/2

8:56 pm-5:13 pm

1 stop20h 17m

Washington, D.C. Dulles Intl

vie. 3/7

4:54 pm-2:56 pm

1 stop22h 02m

$366

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

lun. 3/3

7:45 pm-9:06 pm

Nonstop1h 21m

$105

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

vie. 2/21

12:14 pm-6:55 pm

1 stop6h 41m

$120

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

mié. 4/23

5:00 am-8:38 am

1 stop3h 38m

$126

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

jue. 3/6

6:45 pm-3:54 pm

1 stop21h 09m

$136

ColumbusWashington, D.C.

CMH - IAD

CMHIAD

Columbus

mié. 5/28

12:25 pm-11:04 am

2 stops22h 39m

$140

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

Showing 1-10 of 11 results
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Compare providers for flights from Columbus to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Columbus to Dulles Intl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Columbus Airport-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Columbus Airport-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Columbus Airport-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Columbus Airport-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Columbus Airport-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Columbus to Dulles Intl

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

Travel insights for flights from Columbus to Dulles Intl

Get recent, data-driven insights about flights from Columbus to Dulles Intl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Columbus Airport to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Columbus to Dulles Intl. Price data was last updated on January 24, 2025.

Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Columbus Airport to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Columbus Airport to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Columbus Airport to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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 time of day to fly from CMH to IAD?

Find hourly flight availability from Columbus to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 30, 2025.

It’s optimal to fly from Columbus Airport to Washington, D.C. Dulles Intl Airport in the morning. By choosing this option you can save up to 43% on the cost of your flight, compared to a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Columbus to Dulles Intl. Price data was last updated on January 26, 2025.

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

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

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.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated enero 30, 2025.
Peruse reviews from past customers who have flown with Delta, Qatar Airways and United Airlines from Columbus to Washington, D.C. to help guide your decision. 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.
Delta
8.0
Very good
8,450 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,450 reviews
Delta
8.0
Very good
8,450 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Qatar Airways
7.5
Good
3,715 reviews
Delta
8.0
Very good
8,450 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,906 reviews
Delta
8.0
Very good
8,450 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,450 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Frontier
6.0
Okay
3,424 reviews
Delta
8.0
Very good
8,450 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Columbus 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 are the cheapest airlines flying from Columbus Airport to Washington, D.C. Dulles Intl Airport round-trip?

    According to our current data, United Airlines ($209), Delta ($219), and American Airlines ($254) offers the cheapest pricing from Columbus Airport to Washington, D.C. Dulles Intl Airport. United Airlines is currently priced 32% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Columbus Airport to Washington, D.C. Dulles Intl Airport one-way?

    $105 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $125 and $126, respectively.

  • What are the most reliable airlines from Columbus Airport to Washington, D.C. Dulles Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Columbus Airport to Washington, D.C. Dulles Intl Airport consider choosing Ethiopian Air (83%), ANA (83%) or Air China (83%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Columbus Airport to Washington, D.C. Dulles Intl Airport?

    While on average a flight from Columbus Airport to Washington, D.C. Dulles Intl Airport is generally $1,532, our data shows the cheapest flight currently is $133. When looking at the most popular route, (Columbus - Washington, D.C. Dulles Intl), you can expect to pay $209 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Columbus 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 Columbus Airport to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Columbus Airport to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Columbus Airport to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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 Columbus Airport?

Book flights to Columbus Airport if you plan to visit one of these locations
Fairfax
Arlington
Alexandria
Springfield
Silver Spring
Rockville
Tysons
Gaithersburg
Fredericksburg
Linthicum Heights
Laurel
Falls Church
Sterling
Easton
Oxon Hill
Herndon
Woodbridge
Bowie
Reston
National Harbor

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Alternative routes for Columbus to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Columbus to Baltimore flights
Columbus to Reagan-National flights

Top airline flying from Columbus to Dulles Intl

Discover the top airline that operate flights from Columbus to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$165Average$311FlexibilityNo cancel feeOn-time69%
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