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Washington, D.C.

$365+ Cheap flights from Lewiston, ID (LWS) to Washington, D.C. (WAS)

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
LWS — WAS
Nov 25 — Dec 21
Tue 11/25
Tue 12/2
1 adult, Economy
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Find flight deals from Lewiston to Washington, D.C.

Cheapest flights from Lewiston to Washington, D.C.
Explore the most affordable flight options available from Lewiston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2025.

This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:00 amLWS - BWI
2 stops14h 22mDelta
Sat 12/136:00 amBWI - LWS
2 stops18h 02mDelta
Deal found 10/23$365
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/97:00 amLWS - BWI
2 stops13h 00mDelta
Thu 11/1310:27 amBWI - LWS
2 stops13h 39mDelta
Deal found 10/25$891
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/912:23 pmLWS - IAD
1 stop8h 35mDelta
Thu 11/137:10 amIAD - LWS
1 stop7h 33mDelta
Deal found 10/25$966
This Delta deal was found by Cheapflights users on 10/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/97:00 amLWS - DCA
2 stops12h 08mDelta
Thu 11/1312:36 pmDCA - LWS
2 stops11h 30mDelta
Deal found 10/25$977

Cheap flight deals from Lewiston to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Lewiston (LWS) to Washington, D.C. (WAS). 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 October 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$365
(Delta)
Provider with most accurate pricing for Lewiston Nez Perce Rgnl-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Lewiston Nez Perce Rgnl-Washington, D.C. (WAS) flights.
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From Lewiston Nez Perce Rgnl to Washington, D.C. (WAS)
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Lewiston to Washington, D.C. 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 October 26, 2025.
Use the filters below to find and compare flights from Lewiston to Washington, D.C. that are best for you.

Fly from

Lewiston

Fly to

Washington, D.C.

Route

Depart

Return

Price

LewistonBaltimore

LWS - BWI

LWSBWI

Lewiston Nez Perce Rgnl

Wed 12/10

7:00 am-12:22 am

2 stops14h 22m

Baltimore/Washington

Sat 12/13

6:00 am-9:02 pm

2 stops18h 02m

$365

LewistonWashington, D.C.

LWS - IAD

LWSIAD

Lewiston Nez Perce Rgnl

Tue 3/3

7:05 am-11:16 pm

1 stop13h 11m

Washington, D.C. Dulles Intl

Sat 3/7

7:00 am-9:02 pm

1 stop17h 02m

$417

LewistonWashington, D.C.

LWS - DCA

LWSDCA

Lewiston Nez Perce Rgnl

Tue 3/3

7:05 am-3:32 pm

1 stop29h 27m

Washington, D.C. Reagan-National

Sat 3/7

3:05 pm-9:57 pm

2 stops33h 52m

$505

LewistonBaltimore

LWS - BWI

LWSBWI

Lewiston Nez Perce Rgnl

Sun 11/9

7:00 am-11:00 pm

2 stops13h 00m

Baltimore/Washington

Thu 11/13

10:27 am-9:06 pm

2 stops13h 39m

$891

LewistonWashington, D.C.

LWS - IAD

LWSIAD

Lewiston Nez Perce Rgnl

Sun 11/9

12:23 pm-11:58 pm

1 stop8h 35m

Washington, D.C. Dulles Intl

Thu 11/13

7:10 am-11:43 am

1 stop7h 33m

$966

LewistonWashington, D.C.

LWS - DCA

LWSDCA

Lewiston Nez Perce Rgnl

Sun 11/9

7:00 am-10:08 pm

2 stops12h 08m

Washington, D.C. Reagan-National

Thu 11/13

12:36 pm-9:06 pm

2 stops11h 30m

$977

LewistonBaltimore

LWS - BWI

LWSBWI

Lewiston Nez Perce Rgnl

Mon 4/20

12:30 pm-12:15 am

2 stops8h 45m

$514

LewistonWashington, D.C.

LWS - IAD

LWSIAD

Lewiston Nez Perce Rgnl

Mon 4/20

12:30 pm-11:51 pm

1 stop8h 21m

$528

LewistonWashington, D.C.

LWS - DCA

LWSDCA

Lewiston Nez Perce Rgnl

Mon 4/20

6:25 am-11:12 pm

2 stops13h 47m

$637

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/24

Compare providers for flights from Lewiston to Washington, D.C.

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 Washington, D.C. in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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. flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Lewiston, Idaho-Washington, D.C. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Lewiston, Idaho-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lewiston, Idaho-Washington, D.C. flights, Cheapflights users trust eDreams the most. eDreams 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. 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 Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

Cheapflights Insights

Everything you need to know about your flight from Lewiston to Washington, D.C.

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

Currently, November is the cheapest month in which you can book a flight from Lewiston, Idaho to Washington, D.C. (average of $222). Flying from Lewiston, Idaho to Washington, D.C. in December is currently the most expensive (average of $366). 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.

Related info for your journey

Find useful and relevant information for your journey from Lewiston to Washington, D.C.. 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.?

    For a flight from Lewiston to Washington, D.C., you will be flying from Nez Perce Rgnl. Lewiston Nez Perce Rgnl (LWS) is just 1.9 mi from the center of the city. Nez Perce Rgnl is the only Lewiston airport and it handles 0 outbound flights to Washington, D.C. per day. 0 airlines have flights to Washington, D.C. from Lewiston Nez Perce Rgnl on a regular basis.

  • How long is the flight from Lewiston, Idaho to Washington, D.C.?

    For as low as $365, Delta can have you in Washington, D.C. from Lewiston, Idaho in 14h 22m. Lewiston, Idaho and Washington, D.C. are separated by a distance of 2080 mi.

  • What are the most popular routes from Lewiston, Idaho to Washington, D.C.?

    Most travelers choose Lewiston Nez Perce Rgnl - Baltimore/Washington, Lewiston Nez Perce Rgnl - Washington, D.C. Reagan-National or Lewiston Nez Perce Rgnl - Washington, D.C. Dulles Intl when deciding on the best route from Lewiston, Idaho to Washington, D.C..

  • Can I find deals for flights from Lewiston to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Lewiston to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lewiston to Washington, D.C.?

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

  • Can I find deals for business class flights from Lewiston to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Lewiston to Washington, D.C. 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.?

    Currently, November is the cheapest month in which you can book a flight from Lewiston, Idaho to Washington, D.C. (average of $222). Flying from Lewiston, Idaho to Washington, D.C. in December is currently the most expensive (average of $366). 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.?

Book flights to Washington, D.C. if you plan to visit one of these locations
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Gaithersburg
Fredericksburg
Fairfax
Linthicum Heights
Falls Church
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