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Dulles Intl

$847+ Cheap flights from Lewiston, ID (LWS) 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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
LWS — IAD
Dec 7 — Dec 141
Sat 12/7
Sat 12/14
1 adult, Economy
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Cheap flight deals from Lewiston to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Lewiston (LWS) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 2, 2024.

Find flight deals from Lewiston to Dulles Intl

Cheapest flights from Lewiston to Dulles Intl
Explore the most affordable flight options available from Lewiston to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 2, 2024.

This United Airlines deal was found by Cheapflights users on 12/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/175:30 amLWS - IAD
1 stop7h 08mUnited Airlines
Sat 12/2110:38 pmIAD - LWS
2 stops26h 52mUnited Airlines
Deal found 12/2$847

Find flights from Lewiston to Dulles Intl within your budget

Customize your flight search to find flights from Lewiston 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 2,650,959 searches. Data last updated December 2, 2024.

Fly from

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Route

Depart

Return

Price

LewistonWashington, D.C.

LWS - IAD

LWSIAD

Lewiston Nez Perce Rgnl

Tue 12/17

5:30 am-3:38 pm

1 stop7h 08m

Washington, D.C. Dulles Intl

Sat 12/21

10:38 pm-10:30 pm

2 stops26h 52m

$847

LewistonWashington, D.C.

LWS - IAD

LWSIAD

Lewiston Nez Perce Rgnl

Sat 3/22

12:38 pm-11:47 pm

1 stop8h 09m

Washington, D.C. Dulles Intl

Sat 3/29

5:15 pm-10:32 pm

1 stop8h 17m

$1,078

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Compare providers for flights from Lewiston 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 Lewiston to Dulles Intl in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust 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 Lewiston, Idaho-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 Lewiston, Idaho-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lewiston, Idaho-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 Lewiston, Idaho-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 Lewiston, Idaho-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 Lewiston to Dulles Intl

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

Travel insights for flights from Lewiston to Dulles Intl

Get recent, data-driven insights about flights from Lewiston to Dulles Intl including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from Lewiston, Idaho to Washington, D.C. Dulles Intl Airport (average of $299). Flying from Lewiston, Idaho to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $377). 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.

Rainfall in Dulles Intl by month

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

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.

Temperature in Dulles Intl by month

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

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).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated December 2, 2024.
Delta
8.0
Very good
8,698 reviews

Crew

8.6

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,698 reviews
Delta
8.0
Very good
8,698 reviews

Crew

8.6

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
9,141 reviews
Delta
8.0
Very good
8,698 reviews

Crew

8.6

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Lewiston 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 airport do you fly from for flights from Lewiston to Washington, D.C. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from Lewiston, you will be flying from Nez Perce Rgnl, which is the city’s only airport. Lewiston Nez Perce Rgnl (LWS) is located 1.9 mi from the center of Lewiston. There are 0 flights from Nez Perce Rgnl to Washington, D.C. Dulles Intl per day from 0 different airlines.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Lewiston, Idaho to Washington, D.C. Dulles Intl Airport (average of $299). Flying from Lewiston, Idaho to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $377). 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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