HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$151+ Cheap flights from Chattanooga (CHA) 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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — IAD
janv. 7 — janv. 141
mer. 1/7
mer. 1/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chattanooga to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Chattanooga to Dulles Intl

Cheapest flights from Chattanooga to Dulles Intl
Explore the most affordable flight options available from Chattanooga to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on décembre 8, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/243:53 pmCHA - IAD
2 stops47h 08mAllegiant Air
ven. 1/29:11 amIAD - CHA
1 stop22h 39mAllegiant Air
Deal found 12/5$395
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 12/148:42 amCHA - IAD
1 stop23h 59mMultiple Airlines
sam. 12/207:11 pmIAD - CHA
2 stops19h 35mMultiple Airlines
Deal found 12/7$400
This American Airlines deal was found by Cheapflights users on 12/6. 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.
mer. 12/319:08 amCHA - IAD
1 stop6h 51mAmerican Airlines
lun. 1/59:12 amIAD - CHA
1 stop4h 11mAmerican Airlines
Deal found 12/6$414
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/243:53 pmCHA - IAD
2 stops19h 45mMultiple Airlines
ven. 12/269:58 pmIAD - CHA
1 stop16h 53mMultiple Airlines
Deal found 12/7$427
This American Airlines deal was found by Cheapflights users on 12/7. 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.
mer. 12/1010:17 amCHA - IAD
1 stop6h 42mAmerican Airlines
mar. 1/137:01 amIAD - CHA
1 stop6h 43mAmerican Airlines
Deal found 12/7$450
This Mytrip deal was found by Cheapflights users on 12/7. 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.
mar. 12/238:50 amCHA - IAD
3 stops26h 33mMultiple Airlines
mar. 12/305:40 pmIAD - CHA
3 stops21h 23mMultiple Airlines
Deal found 12/7$454
This United Airlines deal was found by Cheapflights users on 12/8. 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.
mar. 12/1612:11 pmCHA - IAD
1 stop5h 19mUnited Airlines
mer. 12/246:30 amIAD - CHA
1 stop5h 10mUnited Airlines
Deal found 12/8$511
This United Airlines deal was found by Cheapflights users on 12/6. 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.
mer. 12/3112:15 pmCHA - IAD
1 stop12h 00mUnited Airlines
lun. 1/55:45 pmIAD - CHA
2 stops17h 59mUnited Airlines
Deal found 12/6$519
This American Airlines deal was found by Cheapflights users on 12/5. 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.
mer. 12/246:35 amCHA - IAD
1 stop6h 52mAmerican Airlines
ven. 1/29:12 amIAD - CHA
1 stop4h 11mAmerican Airlines
Deal found 12/5$528
This Kiwi.com deal was found by Cheapflights users on 12/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 12/203:35 pmCHA - IAD
2 stops27h 51mAllegiant Air
lun. 12/299:11 amIAD - CHA
1 stop22h 49mAllegiant Air
Deal found 12/5$538

Find flight deals from Chattanooga to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Chattanooga (CHA) 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 décembre 8, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$389
(Delta)

One-way from

$151
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$646
Provider with most accurate pricing for Chattanooga Lovell Field-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chattanooga Lovell Field-Washington, D.C. Dulles Intl flights.
Search Deals
From Chattanooga Lovell Field to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Chattanooga Lovell Field to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chattanooga 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 décembre 8, 2025.
Use the filters below to find and compare flights from Chattanooga to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Chattanooga

Fly to

Dulles Intl

Route

Depart

Return

Price

ChattanoogaWashington, D.C.

CHA - IAD

CHAIAD

Chattanooga Lovell Field

mer. 3/11

4:14 pm-8:54 pm

1 stop4h 40m

Washington, D.C. Dulles Intl

mer. 3/18

12:52 pm-5:19 pm

1 stop4h 27m

$389

ChattanoogaWashington, D.C.

CHA - IAD

CHAIAD

Chattanooga Lovell Field

mar. 3/10

9:40 am-2:39 pm

1 stop4h 59m

Washington, D.C. Dulles Intl

mar. 3/17

6:00 am-10:56 am

1 stop4h 56m

$389

ChattanoogaWashington, D.C.

CHA - IAD

CHAIAD

Chattanooga Lovell Field

mer. 2/4

1:00 pm-11:18 pm

2 stops10h 18m

Washington, D.C. Dulles Intl

sam. 2/7

8:19 am-8:44 pm

2 stops12h 25m

$397

ChattanoogaWashington, D.C.

CHA - IAD

CHAIAD

Chattanooga Lovell Field

mar. 1/6

6:55 am-10:55 am

1 stop4h 00m

Washington, D.C. Dulles Intl

jeu. 1/15

6:20 am-11:01 am

1 stop4h 41m

$414

ChattanoogaWashington, D.C.

CHA - IAD

CHAIAD

Chattanooga Lovell Field

ven. 2/6

7:20 pm-11:12 pm

1 stop3h 52m

Washington, D.C. Dulles Intl

lun. 2/9

11:34 am-3:53 pm

1 stop4h 19m

$439

ChattanoogaWashington, D.C.

CHA - IAD

CHAIAD

Chattanooga Lovell Field

jeu. 1/15

6:00 am-10:58 am

1 stop4h 58m

Washington, D.C. Dulles Intl

lun. 1/19

5:46 pm-11:29 pm

1 stop5h 43m

$439

ChattanoogaWashington, D.C.

CHA - IAD

CHAIAD

Chattanooga Lovell Field

jeu. 1/8

6:00 am-10:58 am

1 stop4h 58m

Washington, D.C. Dulles Intl

lun. 1/12

11:34 am-3:53 pm

1 stop4h 19m

$439

ChattanoogaWashington, D.C.

CHA - IAD

CHAIAD

Chattanooga Lovell Field

dim. 2/22

8:03 pm-12:24 am

1 stop4h 21m

Washington, D.C. Dulles Intl

ven. 3/6

7:15 am-10:55 am

1 stop3h 40m

$439

ChattanoogaWashington, D.C.

CHA - IAD

CHAIAD

Chattanooga Lovell Field

jeu. 1/15

3:00 pm-8:37 pm

1 stop5h 37m

Washington, D.C. Dulles Intl

dim. 1/18

6:20 am-1:05 pm

1 stop6h 45m

$439

ChattanoogaWashington, D.C.

CHA - IAD

CHAIAD

Chattanooga Lovell Field

jeu. 3/12

5:48 am-9:08 am

1 stop3h 20m

Washington, D.C. Dulles Intl

jeu. 3/19

10:06 am-3:29 pm

1 stop5h 23m

$439

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from Chattanooga 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 Chattanooga to Dulles Intl in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust 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 Chattanooga-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Chattanooga-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chattanooga-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 Chattanooga-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Chattanooga-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 Chattanooga to Dulles Intl

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

Cheapflights Insights

Everything you need to know about your flight from Chattanooga to Washington, D.C. Dulles Intl Airport

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

Currently, October is the cheapest month in which you can book a flight from Chattanooga to Washington, D.C. Dulles Intl Airport (average of $44). Flying from Chattanooga to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of $260). 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 CHA to IAD?

Find hourly flight availability from Chattanooga 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 décembre 8, 2025.

When flying from Chattanooga to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 17% versus a flight in the morning.

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 décembre 8, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from Chattanooga to Washington, D.C. Dulles Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,013 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,013 reviews
Delta
7.9
Good
8,013 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,042 reviews
Delta
7.9
Good
8,013 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    If you book a flight to Washington, D.C. Dulles Intl from Chattanooga, you will be flying from Lovell Field, which is the city’s only airport. Chattanooga Lovell Field (CHA) is located 6.0 mi from the center of Chattanooga. There are 0 flights from Lovell Field to Washington, D.C. Dulles Intl per day from 2 different airlines.

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

    For as low as $439, Delta can have you in Washington, D.C. Dulles Intl Airport from Chattanooga in 3h 52m. The distance between Chattanooga and Washington, D.C. Dulles Intl Airport is about 506 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Chattanooga to Washington, D.C. Dulles Intl Airport round-trip?

    Cheapflights users have booked flights from Chattanooga to Washington, D.C. Dulles Intl Airport round-trip from $196. Another airline that can offer you cheap pricing is American Airlines. You may be able to fly from Chattanooga to Washington, D.C. Dulles Intl Airport for 61% less than the average price by searching for these airlines.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Chattanooga to Washington, D.C. Dulles Intl Airport (average of $44). Flying from Chattanooga to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of $260). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Rockville
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Chattanooga to Dulles Intl

Discover the top 2 airlines that operate flights from Chattanooga 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 décembre 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$196Average$466FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$368Average$488FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.