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

Currently, August is the cheapest month in which you can book a flight from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $345). 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 day to fly from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport?

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

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.

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).

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

Thursday flights are generally found to be more expensive for flights from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C. Dulles Intl Airport.

How far in advance should I book a flight from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 31 days in advance, which can save you up to 56% on flights from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport compared to booking the week you need them. Waiting 31 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $221. For sooner than that we have options available in the next 3 days from $368.

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

February can be a great time to fly to Washington, D.C. Dulles Intl Airport from Dallas Love Field Airport with a flight ticket averaging about $242. Cheapflights users have found deals in the month of February for as cheap as $88. The most expensive prices can be found in the month of December.

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

One of the essential ways to save on airfare from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 30% on airfare.

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

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

How can I find direct flights from Love Field to Dulles Intl?

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

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

Yes. Cheapflights offers flight deals from Love Field 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.

$89+ Flights from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Love Field to Dulles Intl

Round-trip from	$177 (Southwest)
One-way from	$89 (Southwest)
Popular in	February
Cheapest in	July
Average price	$124

From Dallas Love Field to Washington, D.C. Dulles Intl

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

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Highest demand for flights based on searches. 10% potential increase in price ($48 potential increase over avg. RT price).

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Cheapest flight prices on average. 7% potential price decrease ($28 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Love Field to Dulles Intl

Cheapest flights from Love Field to Dulles Intl
Explore the most affordable flight options available from Love Field to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Tue 8/512:25 pmDAL - IAD

1 stop8h 40mSouthwest

Tue 8/122:25 pmIAD - DAL

1 stop8h 25mSouthwest

Deal found 7/1

$177

Sat 9/135:45 amDAL - IAD

1 stop4h 25mDelta

Mon 9/227:22 pmIAD - DAL

1 stop5h 27mDelta

Deal found 7/1

$237

Best flights from Love Field to Dulles Intl
Discover carefully curated flight deals from Love Field to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2025.

Tue 8/52:40 pmDAL - IAD

1 stop6h 25mSouthwest

Wed 12/37:40 amIAD - DAL

1 stop9h 25mSouthwest

Deal found 6/30

$177

Sat 9/135:45 amDAL - IAD

1 stop4h 25mDelta

Wed 9/243:31 pmIAD - DAL

1 stop6h 36mDelta

Deal found 7/1

$237

Last-minute flights from Love Field to Dulles Intl
Discover last-minute flight deals from Love Field to Dulles Intl. Data last updated July 2, 2025 and is based on user searches.

Fri 7/115:45 amDAL - IAD

1 stop5h 05mDelta

Tue 7/153:37 pmIAD - DAL

1 stop6h 24mDelta

Deal found 7/1

$318

Sat 7/126:00 amDAL - IAD

1 stop6h 10mSouthwest

Tue 7/152:05 pmIAD - DAL

1 stop7h 00mSouthwest

Deal found 6/30

$333

Sat 8/28:00 amDAL - IAD

1 stop7h 43mDelta

Wed 8/66:00 amIAD - DAL

1 stop6h 15mDelta

Deal found 6/30

$237

Tue 8/52:40 pmDAL - IAD

1 stop6h 25mSouthwest

Wed 12/37:40 amIAD - DAL

1 stop9h 25mSouthwest

Deal found 6/30

$177

One-way flights from Love Field to Dulles Intl
Search for one-way flight options from Love Field to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated July 2, 2025.

Tue 10/211:50 pmDAL - IAD

1 stop8h 15mSouthwest

Deal found 6/30

$89

Tue 7/158:00 amDAL - IAD

1 stop7h 25mDelta

Deal found 6/29

$120

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Tue 8/5

2:40 pm-10:05 pm

1 stop6h 25m

Washington, D.C. Dulles Intl

Wed 12/3

7:40 am-4:05 pm

1 stop9h 25m

$177

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Sat 9/13

5:45 am-11:10 am

1 stop4h 25m

Washington, D.C. Dulles Intl

Wed 9/24

3:31 pm-9:07 pm

1 stop6h 36m

$237

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Tue 10/21

7:55 am-4:00 pm

1 stop7h 05m

$89

DallasWashington, D.C.

DAL - IAD

DALIAD

Dallas Love Field

Tue 7/15

8:00 am-4:25 pm

1 stop7h 25m

$120

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Best time to book a flight from Love Field to Dulles Intl

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

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with Southwest and Delta from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,272 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Southwest

8.0

Very good

4,272 reviews

Southwest

8.0

Very good

4,272 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Delta

8.0

Very good

7,983 reviews

Southwest

8.0

Very good

4,272 reviews

Reviews

1 / 20

8.0

Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

What are the cheapest airlines flying from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport round-trip?
According to our current data, Southwest ($177), and Delta ($237) offers the cheapest pricing from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport. Users have found that Southwest is 57% cheaper than the other options available to this destination.
Can I find deals for flights from Love Field to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Love Field to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Love Field to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Love Field to Dulles Intl.
Can I find deals for business class flights from Love Field to Dulles Intl?
Yes. Cheapflights offers flight deals from Love Field 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 Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $345). 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.

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Gaithersburg

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Towson

Waldorf

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Top airline flying from Love Field to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$159	Average$398	FlexibilityNo cancel fee	On-timeN/A

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$89+ Cheap flights from Love Field (DAL) 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Love Field to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Love Field to Dulles Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Love Field to Dulles Intl

Cheapest flights from Love Field to Dulles IntlExplore the most affordable flight options available from Love Field to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Explore the most affordable flight options available from Love Field to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Love Field to Dulles Intl

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

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with Southwest and Delta from Dallas Love Field Airport to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

How can I find direct flights from Love Field to Dulles Intl?

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

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

Traveling to a place near Dallas Love Field Airport?

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 Love Field to Dulles Intl

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

Top airline flying from Love Field to Dulles Intl

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Book with Flexibility

Travel Smart

Cheapest flights from Love Field to Dulles Intl
Explore the most affordable flight options available from Love Field to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.