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Dulles Intl

$86+ Cheap flights from Texas 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 3/26. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — IAD
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap flight deals from Texas to Dulles Intl

Cheapest flights from Texas to Dulles Intl
Explore the most affordable flight options available from Texas to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/5. 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.
Thu 3/268:46 am
DFW
-
IAD
1 stop14h 45m
Frontier
Tue 4/78:30 pm
IAD
-
DFW
Nonstop3h 38m
Frontier
Deal found 3/5$123
This Kiwi.com deal was found by Cheapflights users on 3/7. 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.
Wed 5/135:49 pm
IAH
-
IAD
1 stop5h 47m
Frontier
Tue 5/196:20 am
IAD
-
IAH
1 stop11h 43m
Frontier
Deal found 3/7$123
This Kiwi.com deal was found by Cheapflights users on 3/5. 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.
Wed 3/257:14 pm
DFW
-
IAD
1 stop11h 10m
Frontier
Tue 4/78:30 pm
IAD
-
DFW
Nonstop3h 38m
Frontier
Deal found 3/5$127
This Kiwi.com deal was found by Cheapflights users on 3/5. 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.
Mon 5/48:34 pm
DFW
-
IAD
1 stop27h 02m
Frontier
Sun 5/107:04 pm
IAD
-
DFW
Nonstop3h 38m
Frontier
Deal found 3/5$128
This Frontier deal was found by Cheapflights users on 3/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:13 pm
DFW
-
IAD
1 stop5h 18m
Frontier
Tue 4/78:30 pm
IAD
-
DFW
Nonstop3h 38m
Frontier
Deal found 3/5$134
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2912:35 pm
IAH
-
IAD
1 stop11h 01m
Multiple Airlines
Tue 5/56:20 am
IAD
-
IAH
1 stop11h 43m
Multiple Airlines
Deal found 3/8$134
This Kiwi.com deal was found by Cheapflights users on 3/5. 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.
Wed 5/135:49 pm
IAH
-
IAD
1 stop5h 47m
Multiple Airlines
Tue 5/196:20 am
IAD
-
IAH
1 stop5h 51m
Multiple Airlines
Deal found 3/5$135
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:36 pm
DFW
-
IAD
1 stop27h 00m
Frontier
Tue 5/56:20 am
IAD
-
DFW
1 stop14h 06m
Frontier
Deal found 3/8$136
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:26 pm
DFW
-
IAD
1 stop27h 10m
Multiple Airlines
Tue 4/218:20 am
IAD
-
DFW
1 stop12h 06m
Multiple Airlines
Deal found 3/10$138
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/256:14 pm
IAH
-
IAD
1 stop13h 42m
Frontier
Wed 4/296:20 am
IAD
-
IAH
1 stop11h 34m
Frontier
Deal found 3/8$138
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/268:46 am
DFW
-
IAD
1 stop14h 45m
Frontier
Tue 4/287:15 am
IAD
-
DFW
1 stop16h 50m
Frontier
Deal found 3/6$139
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:47 pm
DFW
-
IAD
1 stop10h 49m
Multiple Airlines
Sun 5/35:56 pm
IAD
-
DFW
Nonstop3h 38m
Multiple Airlines
Deal found 3/8$140

Find flight deals from Texas to Dulles Intl

Keep the following information in mind while searching for Texas to Dulles Intl flight deals. Data was last updated March 10, 2026.

Round-trip from

$123
(Kiwi.com)

One-way from

$86
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$295

Good round-trip deal

$274 or less

Good one-way deal

$168 or less
From Texas to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Texas to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in March 2026
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Price to beat on a round-trip flight from Texas to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from Texas to Washington, D.C. Dulles Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Texas 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 March 10, 2026.
Use the filters below to find and compare flights from Texas to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Tue 4/14

10:35 am-5:57 pm

1 stop6h 22m

Washington, D.C. Dulles Intl

Sat 4/18

6:00 am-10:24 am

1 stop5h 24m

$237

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Sat 5/9

6:35 am-4:25 pm

1 stop8h 50m

Washington, D.C. Dulles Intl

Wed 5/13

4:30 pm-11:05 pm

1 stop7h 35m

$243

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Thu 4/23

5:49 am-11:42 am

1 stop4h 53m

Washington, D.C. Dulles Intl

Sun 4/26

6:00 am-10:21 am

1 stop5h 21m

$257

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Wed 4/8

5:55 am-11:32 am

1 stop4h 37m

Washington, D.C. Dulles Intl

Wed 4/15

5:27 pm-10:08 pm

1 stop5h 41m

$257

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Sat 6/6

1:50 pm-11:55 pm

1 stop9h 05m

Washington, D.C. Dulles Intl

Wed 6/10

5:30 am-1:25 pm

1 stop8h 55m

$270
Quickest round-trip

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Thu 4/23

7:25 am-11:28 am

Nonstop3h 03m

Washington, D.C. Dulles Intl

Sun 4/26

5:50 pm-8:28 pm

Nonstop3h 38m

$284

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Wed 5/6

9:00 am-4:50 pm

1 stop6h 50m

Washington, D.C. Dulles Intl

Wed 5/13

4:30 pm-11:05 pm

1 stop7h 35m

$287

DallasWashington, D.C.

DFW - IAD

DFWIAD

Dallas/Fort Worth

Mon 5/11

5:13 pm-12:51 am

1 stop6h 38m

Washington, D.C. Dulles Intl

Mon 5/18

7:38 pm-12:35 am

1 stop5h 57m

$288

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Fri 5/1

7:00 am-11:21 am

Nonstop3h 21m

Washington, D.C. Dulles Intl

Sun 5/3

8:15 am-11:03 am

Nonstop3h 48m

$289

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Thu 4/30

6:02 pm-11:59 pm

1 stop4h 57m

Washington, D.C. Dulles Intl

Tue 5/12

9:55 am-4:57 pm

1 stop8h 02m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Texas to Dulles Intl

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

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

Currently, February is the cheapest month in which you can book a flight from Texas to Washington, D.C. Dulles Intl Airport (average of $65). Flying from Texas to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $149). 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 TX to IAD?

Find hourly flight availability from Texas 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 March 10, 2026.

It’s optimal to fly from Texas to Washington, D.C. Dulles Intl Airport in the evening. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Texas to Dulles Intl. Price data was last updated on February 21, 2026.

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

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

Explore weekly flight availability from Texas to Dulles Intl. 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 March 10, 2026.

The most flights from USTX to IAD are scheduled on a Monday (13 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

Related info for your journey

Find useful and relevant information for your journey from Texas to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    A quick flight from Texas to Washington, D.C. Dulles Intl Airport can take about 3h 03m. Delta provides one of the quickest options available for as low as $284. There are 1169 mi between Texas and Washington, D.C. Dulles Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $44 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Allegiant Air and Southwest, with prices starting from $75 and $80, respectively.

  • What are the most popular routes from Texas to Washington, D.C. Dulles Intl Airport?

    When deciding which route to take from Texas to Washington, D.C. Dulles Intl Airport consider Dallas/Fort Worth - Washington, D.C. Dulles Intl, Houston Hobby - Washington, D.C. Dulles Intl or Houston George Bush Intcntl - Washington, D.C. Dulles Intl as they are the most popular.

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

    Before booking your flight to Washington, D.C. Dulles Intl Airport from Texas, check out the most reliable airlines to get you to your destination on time: Volaris (87%), Brussels Airlines (87%), Mesa Airlines( 83%).

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

    Looking at all options, your cheapest flight can be booked for $94. While the most popular route (Dallas/Fort Worth - Washington, D.C. Dulles Intl) can be booked for $147 on average, our data indicates $870 when flying from Texas to Washington, D.C. Dulles Intl Airport.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Texas to Washington, D.C. Dulles Intl Airport (average of $65). Flying from Texas to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $149). 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
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Linthicum Heights
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Texas to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Dulles Intl flights
Dallas/Fort Worth to Reagan-National flights
Dallas/Fort Worth to Baltimore flights
Los Angeles to Dulles Intl flights
Los Angeles to Reagan-National flights
Boston to Reagan-National flights
Atlanta to Dulles Intl flights
Los Angeles to Baltimore flights
Boston to Baltimore flights
Atlanta to Baltimore flights
San Francisco to Reagan-National flights
San Francisco to Dulles Intl flights
Boston to Dulles Intl flights
Seattle to Dulles Intl flights
O'Hare Intl to Reagan-National flights
O'Hare Intl to Baltimore flights
Seattle to Reagan-National flights
Hobby to Baltimore flights
Denver to Baltimore flights
Orlando to Dulles Intl flights
Minneapolis to Reagan-National flights
Hobby to Dulles Intl flights
San Francisco to Baltimore flights
Orlando to Reagan-National flights
Fort Lauderdale to Dulles Intl flights
Hobby to Reagan-National flights
Minneapolis to Dulles Intl flights
Orlando to Baltimore flights
Fort Lauderdale to Baltimore flights
Tampa to Baltimore flights
Atlanta to Reagan-National flights
Miami to Reagan-National flights
O'Hare Intl to Dulles Intl flights
Tampa to Dulles Intl flights
George Bush Intcntl to Dulles Intl flights
Seattle to Baltimore flights
Denver to Dulles Intl flights
Miami to Dulles Intl flights
Denver to Reagan-National flights
San Diego to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
Detroit to Baltimore flights
Detroit to Dulles Intl flights
Austin to Dulles Intl flights
Tampa to Reagan-National flights
Minneapolis to Baltimore flights
Sky Harbor Intl to Dulles Intl flights
Midway to Baltimore flights
Miami to Baltimore flights
Charlotte to Baltimore flights

Top 7 airlines flying from Texas to Dulles Intl

Discover the top 7 airlines that operate flights from Texas 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$63Average$179FlexibilityNo cancel feeOn-time65%
FrontierCheapest$68Average$205FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$92Average$161FlexibilityNo cancel feeOn-time88%
DeltaCheapest$118Average$310FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$148Average$390FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$174Average$460FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$204Average$243FlexibilityNo cancel feeOn-time63%

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