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

Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Dallas round-trip from $165. Other airlines that can offer you cheap pricing are American Airlines, from $185, and United Airlines, from $191. These flights start at 52% lower than the current average price 3 months from now.

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

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $77. United Airlines flights start at $90 while deals on American Airlines start at $99 one-way.

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

On average you can expect to pay $663 for a flight from Washington, D.C. Dulles Intl Airport to Dallas. The cheapest flight overall is $80 while the most popular route, (Washington, D.C. Dulles Intl - Dallas/Fort Worth) is currently priced at $119.

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

Consider Iberia (100%), United Airlines (84%) or Royal Air Maroc (83%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Dallas.

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Dallas?

When booking a flight from Washington, D.C. Dulles Intl Airport to Dallas, you may want to consider flying on American Airlines, Delta or Frontier as they are the most popular for this route.

What is the cheapest day to fly round-trip from Washington, D.C. Dulles Intl Airport to Dallas?

Departing on a Thursday is a good option for securing a great price. You can expect to save up to 27% when planning your travel around this day of the week.

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

Our data shows that February tends to be the cheapest month to fly to Dallas from Washington, D.C. Dulles Intl Airport. Users have commonly found prices around $281 for the month, but tickets can be as low as $74. Due to multiple factors, prepare for potentially higher prices in December.

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

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

How can I find direct flights from Dulles Intl to Dallas?

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

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

Yes. Cheapflights offers flight deals from Dulles Intl to Dallas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$77+ Flights from Washington, D.C. Dulles Intl Airport to Dallas

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Dulles Intl to Dallas 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.

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Dallas are usually found in October or August, booked 90 days in advance, depart on a Friday or Wednesday and return on a Friday

Cheap flight deals from Dulles Intl to Dallas

Round-trip from	$165 (Frontier)
One-way from	$77 (Mytrip)
Popular in	April
Cheapest in	October
Average price	$398

From Washington, D.C. Dulles Intl to Dallas

Search Deals

One-way flight from Washington, D.C. Dulles Intl to Dallas

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($27 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($5 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 Dallas

Cheapest flights from Dulles Intl to Dallas
Explore the most affordable flight options available from Dulles Intl to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Wed 5/217:45 amIAD - DFW

1 stop30h 19mFrontier

Wed 5/288:00 amDFW - IAD

Nonstop3h 02mFrontier

Deal found 4/28

$165

Sat 8/2311:51 amIAD - DFW

Nonstop3h 09mAmerican Airlines

Sat 8/233:00 pmDFW - IAD

Nonstop2h 56mAmerican Airlines

Deal found 4/29

$176

Tue 7/155:45 pmIAD - DFW

Nonstop3h 18mUnited Airlines

Wed 7/167:30 amDFW - IAD

Nonstop3h 02mUnited Airlines

Deal found 4/29

$191

Fri 6/65:15 amIAD - DAL

1 stop6h 45mSouthwest

Tue 6/102:40 pmDAL - IAD

1 stop7h 05mSouthwest

Deal found 4/29

$217

Tue 8/53:30 pmIAD - DAL

1 stop6h 41mDelta

Wed 8/276:00 amDAL - IAD

1 stop5h 00mDelta

Deal found 4/28

$237

Wed 6/186:00 amIAD - DFW

1 stop5h 10mDelta

Mon 6/235:43 pmDFW - IAD

1 stop5h 49mDelta

Deal found 4/29

$237

Fri 6/2012:16 pmIAD - DFW

1 stop22h 49mSun Country Air

Fri 6/273:30 pmDFW - IAD

1 stop19h 19mSun Country Air

Deal found 4/29

$325

Mon 5/195:40 pmIAD - DFW

3 stops30h 03mMultiple Airlines

Sun 6/88:00 pmDFW - IAD

3 stops23h 17mMultiple Airlines

Deal found 4/29

$331

Best flights from Dulles Intl to Dallas
Discover carefully curated flight deals from Dulles Intl to Dallas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2025.

Thu 5/2910:52 amIAD - DFW

Nonstop3h 28mFrontier

Fri 6/276:05 amDFW - IAD

Nonstop3h 04mFrontier

Deal found 4/28

$165

Wed 7/26:43 pmIAD - DFW

Nonstop3h 14mAmerican Airlines

Tue 7/81:42 pmDFW - IAD

Nonstop2h 56mAmerican Airlines

Deal found 4/29

$185

Tue 7/158:45 amIAD - DFW

Nonstop3h 17mUnited Airlines

Wed 7/167:30 amDFW - IAD

Nonstop3h 02mUnited Airlines

Deal found 4/28

$191

Fri 6/65:15 amIAD - DAL

1 stop6h 45mSouthwest

Tue 6/102:40 pmDAL - IAD

1 stop7h 05mSouthwest

Deal found 4/29

$217

Tue 6/175:29 pmIAD - DAL

1 stop4h 48mDelta

Sat 6/288:00 amDAL - IAD

1 stop7h 38mDelta

Deal found 4/29

$237

Thu 5/2212:49 pmIAD - DFW

1 stop21h 02mMultiple Airlines

Mon 5/266:05 amDFW - IAD

Nonstop3h 02mMultiple Airlines

Deal found 4/28

$309

Sat 5/311:20 pmIAD - DFW

1 stop5h 09mDelta

Sat 6/289:46 amDFW - IAD

1 stop5h 52mDelta

Deal found 4/28

$237

Last-minute flights from Dulles Intl to Dallas
Discover last-minute flight deals from Dulles Intl to Dallas. Data last updated April 29, 2025 and is based on user searches.

Mon 5/512:55 pmIAD - DFW

3 stops34h 43mMultiple Airlines

Thu 5/85:45 amDFW - IAD

2 stops38h 12mMultiple Airlines

Deal found 4/29

$415

Tue 5/61:56 pmIAD - DFW

1 stop7h 24mDelta

Thu 6/55:45 amDFW - IAD

1 stop5h 21mDelta

Deal found 4/29

$423

Tue 5/612:45 pmIAD - DFW

1 stop7h 46mUnited Airlines

Sun 5/187:30 amDFW - IAD

Nonstop2h 59mUnited Airlines

Deal found 4/28

$504

Tue 5/65:38 pmIAD - DFW

2 stops20h 39mAlaska Airlines

Thu 6/57:30 amDFW - IAD

2 stops15h 29mAlaska Airlines

Deal found 4/29

$592

Wed 5/75:07 pmIAD - DFW

Nonstop3h 24mAmerican Airlines

Sat 5/247:05 pmDFW - IAD

Nonstop2h 52mAmerican Airlines

Deal found 4/29

$413

Thu 5/85:38 pmIAD - DAL

2 stops24h 45mAlaska Airlines

Sun 5/116:23 pmDAL - IAD

2 stops34h 17mAlaska Airlines

Deal found 4/28

$913

Fri 5/97:45 amIAD - DFW

1 stop12h 51mFrontier

Sun 5/118:41 pmDFW - IAD

1 stop8h 50mFrontier

Deal found 4/29

$178

Fri 5/97:05 amIAD - DAL

1 stop5h 10mDelta

Mon 5/125:53 amDAL - IAD

1 stop4h 51mDelta

Deal found 4/28

$514

Fri 5/92:10 pmIAD - DAL

2 stops9h 55mSouthwest

Mon 5/126:00 amDAL - IAD

1 stop6h 25mSouthwest

Deal found 4/28

$519

Thu 5/1512:49 pmIAD - DFW

1 stop21h 08mSun Country Air

Thu 5/223:30 pmDFW - IAD

1 stop19h 23mSun Country Air

Deal found 4/29

$365

Mon 5/195:40 pmIAD - DFW

3 stops30h 03mMultiple Airlines

Sun 6/85:35 pmDFW - IAD

1 stop17h 08mMultiple Airlines

Deal found 4/29

$312

Wed 5/217:45 amIAD - DFW

1 stop30h 19mFrontier

Wed 5/288:00 amDFW - IAD

Nonstop3h 02mFrontier

Deal found 4/28

$165

One-way flights from Dulles Intl to Dallas
Search for one-way flight options from Dulles Intl to Dallas. Find affordable one-way fares based on user searches. Data last updated April 29, 2025.

Thu 6/511:09 amIAD - DFW

Nonstop3h 21mFrontier

Deal found 4/28

$77

Tue 7/15:45 pmIAD - DFW

Nonstop3h 18mUnited Airlines

Deal found 4/28

$90

Sun 6/16:17 amIAD - DFW

Nonstop3h 31mAmerican Airlines

Deal found 4/29

$99

Thu 7/35:00 amIAD - DAL

1 stop7h 00mSouthwest

Deal found 4/29

$100

Thu 5/297:43 pmIAD - DAL

1 stop5h 10mDelta

Deal found 4/29

$119

Sat 7/57:10 amIAD - DFW

1 stop6h 05mDelta

Deal found 4/28

$119

Tue 6/35:40 pmIAD - DFW

3 stops30h 03mMultiple Airlines

Deal found 4/29

$148

Sun 6/2212:40 pmIAD - DFW

1 stop10h 47mSun Country Air

Deal found 4/28

$238

Tue 6/107:15 amIAD - DFW

2 stops17h 44mAlaska Airlines

Deal found 4/28

$262

Wed 5/146:30 amIAD - DAL

1 stop11h 53mAlaska Airlines

Deal found 4/29

$487

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Dallas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Wed 5/21

7:45 am-1:04 pm

1 stop30h 19m

Dallas/Fort Worth

Wed 5/28

8:00 am-12:02 pm

Nonstop3h 02m

$165

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Sat 8/23

11:51 am-2:00 pm

Nonstop3h 09m

Dallas/Fort Worth

Sat 8/23

3:00 pm-6:56 pm

Nonstop2h 56m

$176

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Tue 7/15

5:45 pm-8:03 pm

Nonstop3h 18m

Dallas/Fort Worth

Wed 7/16

7:30 am-11:32 am

Nonstop3h 02m

$191

Washington, D.C.Dallas

IAD - DAL

IADDAL

Washington, D.C. Dulles Intl

Fri 6/6

5:15 am-11:00 am

1 stop6h 45m

Dallas Love Field

Tue 6/10

2:40 pm-10:45 pm

1 stop7h 05m

$217

Washington, D.C.Dallas

IAD - DAL

IADDAL

Washington, D.C. Dulles Intl

Tue 8/5

3:30 pm-9:11 pm

1 stop6h 41m

Dallas Love Field

Wed 8/27

6:00 am-12:00 pm

1 stop5h 00m

$237

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Fri 5/30

3:37 pm-8:15 pm

1 stop5h 38m

Dallas/Fort Worth

Sat 5/31

1:47 pm-9:34 pm

1 stop6h 47m

$237

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Mon 5/19

5:40 pm-10:43 pm

3 stops30h 03m

Dallas/Fort Worth

Sun 6/8

8:00 pm-8:17 pm

3 stops23h 17m

$331

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Mon 5/5

9:14 am-5:20 pm

1 stop9h 06m

$89

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Sat 5/24

6:17 am-8:48 am

Nonstop3h 31m

$90

Washington, D.C.Dallas

IAD - DFW

IADDFW

Washington, D.C. Dulles Intl

Wed 8/6

12:40 pm-2:56 pm

Nonstop3h 16m

$91

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 16 results

The best insider tips for Washington, D.C. Dulles Intl Airport to Dallas flights

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Dallas trip

Airports

IAD

For quicker check-in at IAD, locate your airline’s counter by walking around the first row if not visible initially.

DFW

Upon arrival at DFW, use the DART Orange Line for a convenient train ride to downtown Dallas from Terminal A.

Our travel experts

Chris Dong

Expert on DFW

Ramsey Qubein

Expert on IAD

Best time to book a flight from Dulles Intl to Dallas

Have a flexible travel schedule? Discover the best time to fly to Dallas 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 Dallas

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

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Dallas, you should look to book at least 90 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Dallas (average of $216). Flying from Washington, D.C. Dulles Intl Airport to Dallas in March is currently the most expensive (average of $295). 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 DFW?

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Dallas is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 10% on airfare.

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

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

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Dallas

The most flights from IAD to A78 are scheduled on a Tuesday (14 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Dallas by month

In terms of precipitation, rainfall in Dallas ranges from 1.9 - 4.9 inches per month. May is typically the wettest month, when rainfall can reach 4.9 in. August is typically the driest time to visit Dallas when rainfall is around 1.9 in.

Temperature in Dallas by month

If weather is an important factor for your trip to Dallas, 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 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

Reviews of airlines servicing Dallas

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Washington, D.C. to Dallas by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

9,961 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Southwest

8.0

Very good

4,295 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,929 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,696 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Dallas round-trip?
Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Dallas round-trip from $165. Other airlines that can offer you cheap pricing are American Airlines, from $185, and United Airlines, from $191. These flights start at 52% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Dallas one-way?
To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $77. United Airlines flights start at $90 while deals on American Airlines start at $99 one-way.
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Dallas?
Consider Iberia (100%), United Airlines (84%) or Royal Air Maroc (83%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Dallas.
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Dallas?
On average you can expect to pay $663 for a flight from Washington, D.C. Dulles Intl Airport to Dallas. The cheapest flight overall is $80 while the most popular route, (Washington, D.C. Dulles Intl - Dallas/Fort Worth) is currently priced at $119.
Can I find deals for flights from Dulles Intl to Dallas that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Dallas flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Dallas?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Dallas.
Can I find deals for business class flights from Dulles Intl to Dallas?
Yes. Cheapflights offers flight deals from Dulles Intl to Dallas 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 Dallas?
Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Dallas (average of $216). Flying from Washington, D.C. Dulles Intl Airport to Dallas in March is currently the most expensive (average of $295). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Dulles Intl to Dallas

Baltimore to Dallas/Fort Worth flights

Dulles Intl to Dallas/Fort Worth flights

Reagan-National to Dallas/Fort Worth flights

Baltimore to Hobby flights

Dulles Intl to Hobby flights

Dulles Intl to George Bush Intcntl flights

Reagan-National to Hobby flights

Dulles Intl to Austin flights

Reagan-National to George Bush Intcntl flights

Baltimore to George Bush Intcntl flights

Baltimore to Austin flights

Dulles Intl to San Antonio flights

Reagan-National to Austin flights

Baltimore to Love Field flights

Dulles Intl to Love Field flights

Baltimore to San Antonio flights

Reagan-National to San Antonio flights

Reagan-National to Love Field flights

Dulles Intl to El Paso flights

Baltimore to El Paso flights

Reagan-National to El Paso flights

Dulles Intl to Corpus Christi flights

Baltimore to Corpus Christi flights

Reagan-National to Corpus Christi flights

Dulles Intl to McAllen flights

Dulles Intl to Lubbock flights

Baltimore to McAllen flights

Reagan-National to McAllen flights

Dulles Intl to San Angelo flights

Dulles Intl to Killeen flights

Baltimore to Waco flights

Dulles Intl to Midland flights

Dulles Intl to Waco flights

Baltimore to Harlingen flights

Reagan-National to Midland flights

Baltimore to Brownsville flights

Baltimore to Killeen flights

Baltimore to Tyler flights

Reagan-National to San Angelo flights

Baltimore to Lubbock flights

Reagan-National to Killeen flights

Reagan-National to Brownsville flights

Reagan-National to Waco flights

Baltimore to Laredo flights

Baltimore to San Angelo flights

Dulles Intl to Harlingen flights

Reagan-National to Lubbock flights

Dulles Intl to Laredo flights

Reagan-National to Laredo flights

Dulles Intl to Tyler flights

Complete your trip

Dallas car rentals

Dallas/Fort Worth Airport car rentals

Dallas Love Field Airport car rentals

Waco Airport car rentals

Tyler Pounds Field Airport car rentals

Houston car rentals

San Antonio car rentals

Top 6 airlines flying from Dulles Intl to Dallas

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$83	Average$162	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$90	Average$189	FlexibilityNo cancel fee	On-time65%
Southwest	Cheapest$140	Average$532	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$185	Average$498	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$216	Average$384	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$224	Average$387	FlexibilityNo cancel fee	On-time69%

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.

$77+ Cheap flights from Dulles Intl (IAD) to Dallas

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Dallas with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Dallas are usually found in October or August, booked 90 days in advance, depart on a Friday or Wednesday and return on a Friday

Cheap flight deals from Dulles Intl to Dallas

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Dulles Intl to Dallas

Cheapest flights from Dulles Intl to DallasExplore the most affordable flight options available from Dulles Intl to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Explore the most affordable flight options available from Dulles Intl to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Dallas that are best for you.

The best insider tips for Washington, D.C. Dulles Intl Airport to Dallas flights

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Dallas trip

Airports

IAD

DFW

Our travel experts

Best time to book a flight from Dulles Intl to Dallas

Have a flexible travel schedule? Discover the best time to fly to Dallas from Dulles Intl with our price prediction graph.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Dallas. Price data was last updated on April 25, 2025.

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

What is the cheapest time of day to fly from IAD to DFW?

Find hourly flight availability from Dulles Intl to Dallas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Dallas. Price data was last updated on December 16, 2024.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Dallas

Explore weekly flight availability from Dulles Intl to Dallas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 29, 2025.

Rainfall in Dallas by month

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

Temperature in Dallas by month

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

Reviews of airlines servicing Dallas

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Dallas. 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 Washington, D.C. Dulles Intl Airport to Dallas round-trip?

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

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

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

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

How can I find direct flights from Dulles Intl to Dallas?

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

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

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.

Alternative routes for Dulles Intl to Dallas

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Dulles Intl to Dallas

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Dulles Intl to Dallas
Explore the most affordable flight options available from Dulles Intl to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.