HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Chattanooga

$149+ Cheap flights from Dulles Intl (IAD) to Chattanooga (CHA)

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CHA
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Chattanooga 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 Dulles Intl to Chattanooga

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Chattanooga (CHA). 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 April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$149
(Delta)

Popular in

July

Cheapest in

August

Average price

$464
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Chattanooga Lovell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Chattanooga Lovell Field flights.
Search Deals
From Washington, D.C. Dulles Intl to Chattanooga Lovell Field
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Dulles Intl to Chattanooga

Cheapest flights from Dulles Intl to Chattanooga
Explore the most affordable flight options available from Dulles Intl to Chattanooga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

This Delta deal was found by Cheapflights users on 4/10. 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.
Thu 5/86:00 amIAD - CHA
1 stop4h 26mDelta
Sun 5/115:45 amCHA - IAD
1 stop3h 29mDelta
Deal found 4/10$149
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Mon 6/93:13 pmIAD - CHA
2 stops22h 35mAllegiant Air
Thu 6/128:28 amCHA - IAD
2 stops29h 55mAllegiant Air
Deal found 4/10$328
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Mon 6/912:55 pmIAD - CHA
3 stops24h 53mMultiple Airlines
Thu 6/128:28 amCHA - IAD
2 stops29h 55mMultiple Airlines
Deal found 4/10$394
This American Airlines deal was found by Cheapflights users on 4/10. 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.
Sat 5/179:11 amIAD - CHA
1 stop4h 00mAmerican Airlines
Fri 5/238:10 pmCHA - IAD
1 stop3h 52mAmerican Airlines
Deal found 4/10$408
This United deal was found by Cheapflights users on 4/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/215:10 pmIAD - CHA
2 stops20h 16mUnited Airlines
Sat 8/232:01 pmCHA - IAD
1 stop6h 54mUnited Airlines
Deal found 4/11$467

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Chattanooga 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 April 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Chattanooga that are best for you.

Fly from

Dulles Intl

Fly to

Chattanooga

Route

Depart

Return

Price

Washington, D.C.Chattanooga

IAD - CHA

IADCHA

Washington, D.C. Dulles Intl

Tue 9/23

10:05 am-2:34 pm

1 stop4h 29m

Chattanooga Lovell Field

Tue 9/30

7:30 am-11:53 am

1 stop4h 23m

$149

Washington, D.C.Chattanooga

IAD - CHA

IADCHA

Washington, D.C. Dulles Intl

Mon 6/9

3:13 pm-1:48 pm

2 stops22h 35m

Chattanooga Lovell Field

Thu 6/12

8:28 am-2:23 pm

2 stops29h 55m

$328

Washington, D.C.Chattanooga

IAD - CHA

IADCHA

Washington, D.C. Dulles Intl

Sun 4/20

7:30 am-9:01 pm

2 stops13h 31m

Chattanooga Lovell Field

Sun 4/27

2:55 pm-5:41 pm

1 stop26h 46m

$341

Washington, D.C.Chattanooga

IAD - CHA

IADCHA

Washington, D.C. Dulles Intl

Sat 5/17

9:11 am-1:11 pm

1 stop4h 00m

Chattanooga Lovell Field

Fri 5/23

8:10 pm-12:02 am

1 stop3h 52m

$408

Washington, D.C.Chattanooga

IAD - CHA

IADCHA

Washington, D.C. Dulles Intl

Tue 9/23

8:15 am-11:13 pm

2 stops14h 58m

Chattanooga Lovell Field

Tue 9/30

7:00 am-11:43 am

1 stop4h 43m

$467

Washington, D.C.Chattanooga

IAD - CHA

IADCHA

Washington, D.C. Dulles Intl

Sat 5/24

6:00 am-12:27 pm

1 stop6h 27m

$205

Washington, D.C.Chattanooga

IAD - CHA

IADCHA

Washington, D.C. Dulles Intl

Sat 5/24

9:11 am-4:00 pm

1 stop6h 49m

$215

Washington, D.C.Chattanooga

IAD - CHA

IADCHA

Washington, D.C. Dulles Intl

Sat 5/24

10:35 pm-11:35 am

2 stops13h 00m

$245

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Compare providers for flights from Dulles Intl to Chattanooga

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 Dulles Intl to Chattanooga in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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 Washington, D.C. Dulles Intl Airport-Chattanooga flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Chattanooga flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Chattanooga flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Chattanooga 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 Washington, D.C. Dulles Intl Airport-Chattanooga 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 Dulles Intl to Chattanooga

Have a flexible travel schedule? Discover the best time to fly to Chattanooga from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Chattanooga

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Chattanooga (average of $323). Flying from Washington, D.C. Dulles Intl Airport to Chattanooga in June is currently the most expensive (average of $446). 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 IAD to CHA?

Find hourly flight availability from Dulles Intl to Chattanooga. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Chattanooga in the afternoon. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight in the morning.

Rainfall in Chattanooga by month

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

In terms of precipitation, rainfall in Chattanooga ranges from 3.3 - 5.0 inches per month. March is typically the wettest month, when rainfall can reach 5.0 in. October is typically the driest time to visit Chattanooga when rainfall is around 3.3 in.

Temperature in Chattanooga by month

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

If weather is an important factor for your trip to Chattanooga, 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 41.0 F).

Reviews of airlines servicing Chattanooga

Get insights into the airlines that provide service to Chattanooga. 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 Chattanooga. Reviews last updated April 11, 2025.
To help decide which airline to fly from Washington, D.C. to Chattanooga, see what other customers have to say about Delta, United Airlines and Allegiant Air. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,911 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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
7,911 reviews
Delta
8.0
Very good
7,911 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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
8,636 reviews
Delta
8.0
Very good
7,911 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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
Allegiant Air
7.3
Good
734 reviews
Delta
8.0
Very good
7,911 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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
7,911 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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 Dulles Intl to Chattanooga. 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 into for flights to Chattanooga from Washington, D.C. Dulles Intl?

    Most people fly into Chattanooga Lovell Field (CHA) if they book a flight to Chattanooga from Washington, D.C. Dulles Intl. On average, Lovell Field has 0 inbound flights from Washington, D.C. Dulles Intl per day from 2 airlines. Chattanooga Lovell Field is conveniently located just 6.0 mi from Chattanooga’s city center.

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

    Currently priced at $149, Delta will fly you from Washington, D.C. Dulles Intl Airport to Chattanooga and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Allegiant Air and American Airlines - these airlines can fly you to your destination from $328 and $408, respectively. Delta is currently priced 71% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $215. United Airlines flights start at $234 while deals on Delta start at $279 one-way.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Chattanooga (average of $323). Flying from Washington, D.C. Dulles Intl Airport to Chattanooga in June is currently the most expensive (average of $446). 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
Ringgold

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 Dulles Intl to Chattanooga

Discover the top 2 airlines that operate flights from Dulles Intl to Chattanooga. 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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$323Average$597FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$368Average$553FlexibilityNo 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.