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

Currently, July is the cheapest month in which you can book a flight from Lehigh Valley to Washington, D.C. Dulles Intl Airport (average of $302). Flying from Lehigh Valley to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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.

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 time of day to fly from YGE to IAD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Lehigh Valley to Washington, D.C. Dulles Intl Airport as you normally would.

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

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

How can I find direct flights from Lehigh Valley to Dulles Intl?

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

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

Yes. Cheapflights offers flight deals from Lehigh Valley 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.

$205+ Flights from Lehigh Valley to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Lehigh Valley to Dulles Intl

Round-trip from	$274 (American Airlines)
One-way from	$205 (Kiwi.com)

From Lehigh Valley to Washington, D.C. Dulles Intl

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

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Find flight deals from Lehigh Valley to Dulles Intl

Cheapest flights from Lehigh Valley to Dulles Intl
Explore the most affordable flight options available from Lehigh Valley to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2025.

Fri 8/298:07 pmABE - IAD

1 stop3h 45mAmerican Airlines

Mon 9/16:34 amIAD - ABE

1 stop6h 40mAmerican Airlines

Deal found 8/17

$274

Sat 9/62:52 pmABE - IAD

1 stop3h 55mAmerican Airlines

Tue 9/92:21 pmIAD - ABE

1 stop4h 09mAmerican Airlines

Deal found 8/16

$319

Sat 8/238:07 pmABE - IAD

1 stop3h 50mAmerican Airlines

Sun 8/246:34 amIAD - ABE

1 stop6h 52mAmerican Airlines

Deal found 8/17

$329

Tue 9/26:32 pmABE - IAD

1 stop4h 30mAmerican Airlines

Sat 9/612:48 pmIAD - ABE

1 stop5h 13mAmerican Airlines

Deal found 8/18

$419

Fri 10/32:37 pmABE - IAD

1 stop4h 14mAmerican Airlines

Sun 10/55:26 pmIAD - ABE

1 stop5h 23mAmerican Airlines

Deal found 8/18

$487

Sat 9/65:28 pmABE - IAD

2 stops14h 00mUnited Airlines

Tue 9/95:45 pmIAD - ABE

2 stops18h 13mUnited Airlines

Deal found 8/16

$498

Tue 9/25:28 pmABE - IAD

2 stops14h 00mUnited Airlines

Sat 9/610:43 pmIAD - ABE

2 stops13h 15mUnited Airlines

Deal found 8/18

$518

Best flights from Lehigh Valley to Dulles Intl
Discover carefully curated flight deals from Lehigh Valley to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 19, 2025.

Fri 8/298:07 pmABE - IAD

1 stop3h 45mAmerican Airlines

Mon 9/16:34 amIAD - ABE

1 stop6h 40mAmerican Airlines

Deal found 8/17

$274

Sat 9/133:51 pmABE - IAD

2 stops42h 08mMultiple Airlines

Sat 9/207:14 pmIAD - ABE

1 stop27h 33mMultiple Airlines

Deal found 8/16

$364

Sat 9/62:52 pmABE - IAD

1 stop3h 55mAmerican Airlines

Tue 9/92:21 pmIAD - ABE

1 stop4h 09mAmerican Airlines

Deal found 8/15

$319

Thu 10/231:56 pmABE - IAD

1 stop5h 49mAmerican Airlines

Sat 10/256:34 amIAD - ABE

1 stop6h 52mAmerican Airlines

Deal found 8/16

$319

Thu 10/231:56 pmABE - IAD

1 stop5h 49mAmerican Airlines

Tue 10/288:09 amIAD - ABE

1 stop6h 04mAmerican Airlines

Deal found 8/16

$394

Sat 10/255:53 pmABE - IAD

1 stop6h 00mAmerican Airlines

Tue 10/288:09 amIAD - ABE

1 stop6h 04mAmerican Airlines

Deal found 8/16

$394

Thu 10/231:56 pmABE - IAD

1 stop5h 49mAmerican Airlines

Wed 10/292:18 pmIAD - ABE

1 stop7h 22mAmerican Airlines

Deal found 8/16

$397

Sat 10/251:56 pmABE - IAD

1 stop5h 49mAmerican Airlines

Wed 10/292:18 pmIAD - ABE

1 stop7h 22mAmerican Airlines

Deal found 8/16

$397

Sat 10/251:56 pmABE - IAD

1 stop5h 49mAmerican Airlines

Mon 10/276:34 amIAD - ABE

1 stop6h 52mAmerican Airlines

Deal found 8/16

$403

Last-minute flights from Lehigh Valley to Dulles Intl
Discover last-minute flight deals from Lehigh Valley to Dulles Intl. Data last updated August 19, 2025 and is based on user searches.

Sat 8/238:07 pmABE - IAD

1 stop3h 50mAmerican Airlines

Sun 8/246:34 amIAD - ABE

1 stop6h 52mAmerican Airlines

Deal found 8/17

$329

Fri 8/298:07 pmABE - IAD

1 stop3h 45mAmerican Airlines

Mon 9/16:34 amIAD - ABE

1 stop6h 40mAmerican Airlines

Deal found 8/17

$274

Tue 9/26:32 pmABE - IAD

1 stop4h 30mAmerican Airlines

Sat 9/612:48 pmIAD - ABE

1 stop5h 13mAmerican Airlines

Deal found 8/18

$419

Tue 9/25:28 pmABE - IAD

2 stops14h 00mUnited Airlines

Sat 9/610:43 pmIAD - ABE

2 stops13h 15mUnited Airlines

Deal found 8/18

$518

Sat 9/62:52 pmABE - IAD

1 stop3h 55mAmerican Airlines

Tue 9/92:21 pmIAD - ABE

1 stop4h 09mAmerican Airlines

Deal found 8/16

$319

Sat 9/65:28 pmABE - IAD

2 stops14h 00mUnited Airlines

Tue 9/95:45 pmIAD - ABE

2 stops18h 13mUnited Airlines

Deal found 8/16

$498

Sat 9/133:51 pmABE - IAD

2 stops42h 08mMultiple Airlines

Sat 9/207:14 pmIAD - ABE

1 stop27h 33mMultiple Airlines

Deal found 8/16

$364

Sat 9/132:52 pmABE - IAD

1 stop3h 55mAmerican Airlines

Sat 9/2012:48 pmIAD - ABE

1 stop5h 13mAmerican Airlines

Deal found 8/16

$403

One-way flights from Lehigh Valley to Dulles Intl
Search for one-way flight options from Lehigh Valley to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated August 19, 2025.

Sun 10/124:32 pmABE - IAD

2 stops23h 07mMultiple Airlines

Deal found 8/18

$205

Mon 10/136:15 amABE - IAD

2 stops14h 31mAllegiant Air

Deal found 8/18

$237

Mon 10/135:53 pmABE - IAD

1 stop6h 00mAmerican Airlines

Deal found 8/18

$244

Mon 10/1312:31 pmABE - IAD

3 stops31h 15mMultiple Airlines

Deal found 8/18

$246

Tue 9/26:32 pmABE - IAD

1 stop4h 30mAmerican Airlines

Deal found 8/18

$309

Tue 9/25:28 pmABE - IAD

2 stops14h 07mUnited Airlines

Deal found 8/18

$357

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Fri 8/29

8:07 pm-11:52 pm

1 stop3h 45m

Washington, D.C. Dulles Intl

Mon 9/1

6:34 am-1:14 pm

1 stop6h 40m

$274

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Sat 9/6

2:52 pm-6:47 pm

1 stop3h 55m

Washington, D.C. Dulles Intl

Tue 9/9

2:21 pm-6:30 pm

1 stop4h 09m

$319

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 10/23

1:56 pm-7:45 pm

1 stop5h 49m

Washington, D.C. Dulles Intl

Sat 10/25

6:34 am-1:26 pm

1 stop6h 52m

$319

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Sat 9/13

3:51 pm-9:59 am

2 stops42h 08m

Washington, D.C. Dulles Intl

Sat 9/20

7:14 pm-10:47 pm

1 stop27h 33m

$364

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 10/23

1:56 pm-7:45 pm

1 stop5h 49m

Washington, D.C. Dulles Intl

Tue 10/28

8:09 am-2:13 pm

1 stop6h 04m

$394

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Sat 10/25

5:53 pm-11:53 pm

1 stop6h 00m

Washington, D.C. Dulles Intl

Tue 10/28

8:09 am-2:13 pm

1 stop6h 04m

$394

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 10/23

1:56 pm-7:45 pm

1 stop5h 49m

Washington, D.C. Dulles Intl

Wed 10/29

2:18 pm-9:40 pm

1 stop7h 22m

$397

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Sat 10/25

1:56 pm-7:45 pm

1 stop5h 49m

Washington, D.C. Dulles Intl

Wed 10/29

2:18 pm-9:40 pm

1 stop7h 22m

$397

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Sat 10/25

1:56 pm-7:45 pm

1 stop5h 49m

Washington, D.C. Dulles Intl

Mon 10/27

6:34 am-1:26 pm

1 stop6h 52m

$403

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Sun 10/12

4:32 pm-3:39 pm

2 stops23h 07m

$205

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 15 results

Best time to book a flight from Lehigh Valley to Dulles Intl

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

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Lehigh Valley to Washington, D.C. Dulles Intl Airport?
There are many flights that can get you from Lehigh Valley to Washington, D.C. Dulles Intl Airport in 3h 45m. Fly via American Airlines to get the fastest option. Airlines will cover a distance of 159 mi.
Can I find deals for flights from Lehigh Valley to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Lehigh Valley to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Lehigh Valley to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lehigh Valley to Dulles Intl.
Can I find deals for business class flights from Lehigh Valley to Dulles Intl?
Yes. Cheapflights offers flight deals from Lehigh Valley 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 Lehigh Valley to Washington, D.C. Dulles Intl Airport?
Currently, July is the cheapest month in which you can book a flight from Lehigh Valley to Washington, D.C. Dulles Intl Airport (average of $302). Flying from Lehigh Valley to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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

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$205+ Cheap flights from Lehigh Valley 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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Lehigh Valley 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 Lehigh Valley to Dulles Intl

Keep the following information in mind while searching for Lehigh Valley to Dulles Intl flight deals. Data was last updated August 19, 2025.

Round-trip from

One-way from

Find flight deals from Lehigh Valley to Dulles Intl

Cheapest flights from Lehigh Valley to Dulles IntlExplore the most affordable flight options available from Lehigh Valley to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2025.

Explore the most affordable flight options available from Lehigh Valley to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Lehigh Valley to Dulles Intl

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

Cheapflights Insights

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

Related info for your journey

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

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

How can I find direct flights from Lehigh Valley to Dulles Intl?

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

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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

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Alternative routes for Lehigh Valley to Dulles Intl

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Cheapest flights from Lehigh Valley to Dulles Intl
Explore the most affordable flight options available from Lehigh Valley to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2025.