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

A quick flight from Lancaster, Pennsylvania to Washington, D.C. Dulles Intl Airport can take about 26h 49m. United Airlines provides one of the quickest options available for as low as $742. Lancaster, Pennsylvania and Washington, D.C. Dulles Intl Airport are separated by a distance of 102 mi.

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 LNS to IAD?

When flying from Lancaster, Pennsylvania to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Lancaster, Pennsylvania-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lancaster, Pennsylvania-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lancaster, Pennsylvania-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Lancaster, Pennsylvania-Washington, D.C. Dulles Intl Airport 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 Lancaster, Pennsylvania-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Lancaster to Washington, D.C. Dulles Intl?

Located just 5.8 mi from the city center, Lancaster is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Lancaster. Booking flights from Lancaster (LNS) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 1 airline.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Lancaster 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.

$307+ Cheap Flights from Lancaster, PA to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Lancaster to Dulles Intl

Cheapest

Best

Last-minute

One-way

Cheapest flights from Lancaster to Dulles Intl
Explore the most affordable flight options available from Lancaster to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.

Fri 9/258:23 pm -

1 stop13h 54m

Mon 9/2811:12 am -

1 stop8h 31m

Deal found 9/6

$307

Tue 10/69:06 am -

1 stop26h 49m

Mon 10/126:10 am -

1 stop18h 21m

Deal found 9/7

$742

Sat 11/76:05 am -

1 stop11h 30m

Sun 11/81:15 pm -

1 stop11h 11m

Deal found 9/9

$743

Tue 9/299:06 am -

1 stop12h 05m

Sun 10/1810:30 am -

1 stop14h 01m

Deal found 9/8

$753

Sun 11/88:07 pm -

1 stop25h 06m

Sun 11/156:10 am -

1 stop18h 16m

Deal found 9/7

$777

Tue 9/228:37 am -

1 stop7h 24m

Sat 9/261:10 pm -

1 stop11h 21m

Deal found 9/7

$946

Fri 9/188:36 am -

1 stop9h 01m

Fri 9/1810:27 pm -

1 stop26h 09m

Deal found 9/8

$1,190

Best flights from Lancaster to Dulles Intl
Discover carefully curated flight deals from Lancaster to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.

Fri 9/258:23 pm -

1 stop13h 54m

Mon 9/2811:12 am -

1 stop8h 31m

Deal found 9/6

$307

Tue 10/69:06 am -

1 stop26h 49m

Mon 10/126:10 am -

1 stop18h 21m

Deal found 9/7

$742

Sat 11/76:05 am -

1 stop11h 30m

Sun 11/81:15 pm -

1 stop11h 11m

Deal found 9/9

$743

Tue 9/299:06 am -

1 stop12h 05m

Sun 10/1810:30 am -

1 stop14h 01m

Deal found 9/8

$753

Sun 11/88:07 pm -

1 stop25h 06m

Sun 11/156:10 am -

1 stop18h 16m

Deal found 9/7

$777

Tue 9/228:37 am -

1 stop7h 24m

Sat 9/261:10 pm -

1 stop11h 21m

Deal found 9/7

$946

Last-minute flights from Lancaster to Dulles Intl
Discover last-minute flight deals from Lancaster to Dulles Intl. Data last updated September 11, 2026 and is based on user searches.

Fri 9/188:36 am -

1 stop9h 01m

Fri 9/1810:27 pm -

1 stop26h 09m

Deal found 9/8

$1,190

Tue 9/228:37 am -

1 stop7h 24m

Sat 9/261:10 pm -

1 stop11h 21m

Deal found 9/7

$946

Fri 9/258:23 pm -

1 stop13h 54m

Mon 9/2811:12 am -

1 stop8h 31m

Deal found 9/6

$307

Tue 9/299:06 am -

1 stop12h 05m

Sun 10/1810:30 am -

1 stop14h 01m

Deal found 9/8

$753

Tue 10/69:06 am -

1 stop26h 49m

Mon 10/126:10 am -

1 stop18h 21m

Deal found 9/7

$742

Find flight deals from Lancaster to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$307 (Kiwi.com)
Good round-trip deal	$115 or less

Provider with most accurate pricing for Lancaster-Washington, D.C. Dulles Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lancaster-Washington, D.C. Dulles Intl flights.

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From Lancaster to Washington, D.C. Dulles Intl

Search Deals

Price to beat on a round-trip flight from Lancaster to Washington, D.C. Dulles Intl.

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LancasterWashington, D.C.

LNS Lancaster - IAD Washington, D.C. Dulles Intl

LNSIAD

Lancaster

Fri 9/25

8:23 pm-10:17 am

1 stop13h 54m

Washington, D.C. Dulles Intl

Mon 9/28

11:12 am-7:43 pm

1 stop8h 31m

$307

Quickest round-trip

LancasterWashington, D.C.

LNS Lancaster - IAD Washington, D.C. Dulles Intl

LNSIAD

Lancaster

Mon 11/30

6:05 am-11:52 am

1 stop5h 47m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$591

LancasterWashington, D.C.

LNS Lancaster - IAD Washington, D.C. Dulles Intl

LNSIAD

Lancaster

Tue 10/6

9:06 am-11:55 am

1 stop26h 49m

Washington, D.C. Dulles Intl

Mon 10/12

6:10 am-12:31 am

1 stop18h 21m

$742

LancasterWashington, D.C.

LNS Lancaster - IAD Washington, D.C. Dulles Intl

LNSIAD

Lancaster

Sat 11/7

6:05 am-5:35 pm

1 stop11h 30m

Washington, D.C. Dulles Intl

Sun 11/8

1:15 pm-12:26 am

1 stop11h 11m

$743

LancasterWashington, D.C.

LNS Lancaster - IAD Washington, D.C. Dulles Intl

LNSIAD

Lancaster

Tue 9/29

9:06 am-9:11 pm

1 stop12h 05m

Washington, D.C. Dulles Intl

Sun 10/18

10:30 am-12:31 am

1 stop14h 01m

$753

LancasterWashington, D.C.

LNS Lancaster - IAD Washington, D.C. Dulles Intl

LNSIAD

Lancaster

Sun 11/8

8:07 pm-9:13 pm

1 stop25h 06m

Washington, D.C. Dulles Intl

Sun 11/15

6:10 am-12:26 am

1 stop18h 16m

$777

LancasterWashington, D.C.

LNS Lancaster - IAD Washington, D.C. Dulles Intl

LNSIAD

Lancaster

Tue 9/22

8:37 am-4:01 pm

1 stop7h 24m

Washington, D.C. Dulles Intl

Sat 9/26

1:10 pm-12:31 am

1 stop11h 21m

$946

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Sorted by cheapest first

Compare providers for flights from Lancaster to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lancaster to Dulles Intl in September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust 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 Lancaster, Pennsylvania-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lancaster, Pennsylvania-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lancaster, Pennsylvania-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Lancaster, Pennsylvania-Washington, D.C. Dulles Intl Airport 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 Lancaster, Pennsylvania-Washington, D.C. Dulles Intl Airport 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 Lancaster to Dulles Intl

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

LNS-IAD

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

Read reviews from past customers who have flown Southern / Mokulele from Lancaster to Washington, D.C. Dulles Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southern / Mokulele

6.5

Okay

27 reviews

Southern / Mokulele

6.5

Okay

27 reviews

Southern / Mokulele

6.5

Okay

27 reviews

Related info for your journey

What airport do you fly from for flights from Lancaster to Washington, D.C. Dulles Intl?
Located just 5.8 mi from the city center, Lancaster is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Lancaster. Booking flights from Lancaster (LNS) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 1 airline.
How long is the flight from Lancaster, Pennsylvania to Washington, D.C. Dulles Intl Airport?
A quick flight from Lancaster, Pennsylvania to Washington, D.C. Dulles Intl Airport can take about 26h 49m. United Airlines provides one of the quickest options available for as low as $742. Lancaster, Pennsylvania and Washington, D.C. Dulles Intl Airport are separated by a distance of 102 mi.
Can I find deals for flights from Lancaster to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Lancaster to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Lancaster to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lancaster to Dulles Intl.
Can I find deals for business class flights from Lancaster to Dulles Intl?
Yes. Cheapflights offers flight deals from Lancaster 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.

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Top airline flying from Lancaster to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Southern / Mokulele	Cheapest$85	Average$145	FlexibilityNo cancel fee	On-timeN/A

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$307+ Cheap flights from Lancaster, PA (LNS) to Dulles Intl (IAD)

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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Lancaster to Dulles Intl with Cheapflights

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2. Select your favorite providers

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Cheap flight deals from Lancaster to Dulles Intl

Cheapest flights from Lancaster to Dulles IntlExplore the most affordable flight options available from Lancaster to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.

Explore the most affordable flight options available from Lancaster to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.

Best flights from Lancaster to Dulles IntlDiscover carefully curated flight deals from Lancaster to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.

Discover carefully curated flight deals from Lancaster to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.

Last-minute flights from Lancaster to Dulles IntlDiscover last-minute flight deals from Lancaster to Dulles Intl. Data last updated September 11, 2026 and is based on user searches.

Discover last-minute flight deals from Lancaster to Dulles Intl. Data last updated September 11, 2026 and is based on user searches.

One-way flights from Lancaster to Dulles IntlSearch for one-way flight options from Lancaster to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.

Search for one-way flight options from Lancaster to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.

Find flight deals from Lancaster to Dulles Intl

Most accurate provider

Most trusted provider

Round-trip from

Good round-trip deal

Cheapflights Fare Finder

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

Compare providers for flights from Lancaster to Dulles Intl

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 Lancaster to Dulles Intl in September.

Best time to book a flight from Lancaster to Dulles Intl

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

Reviews of airlines servicing Dulles Intl

Read reviews from past customers who have flown Southern / Mokulele from Lancaster to Washington, D.C. Dulles Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Lancaster to Washington, D.C. Dulles Intl?

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

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

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

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

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

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

Complete your trip

Complete your trip to Dulles Intl by adding a car rental and/or hotel reservation to your travel itinerary.

Other flights to Dulles Intl

Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.

Search flights from Lancaster to Dulles Intl by cabin class

Find flights from Lancaster to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Lancaster and Dulles Intl flights

Browse other Lancaster and Dulles Intl flight options. Last updated on September 11, 2026.

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Top airline flying from Lancaster to Dulles Intl

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Book with Flexibility

Travel Smart

Cheapest flights from Lancaster to Dulles Intl
Explore the most affordable flight options available from Lancaster to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.

Best flights from Lancaster to Dulles Intl
Discover carefully curated flight deals from Lancaster to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.

Last-minute flights from Lancaster to Dulles Intl
Discover last-minute flight deals from Lancaster to Dulles Intl. Data last updated September 11, 2026 and is based on user searches.

One-way flights from Lancaster to Dulles Intl
Search for one-way flight options from Lancaster to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.