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Reagan-National

$535+ Cheap flights from Lewiston, ID (LWS) to Reagan-National (DCA)

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
LWS — DCA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Lewiston to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Lewiston (LWS) to Reagan-National (DCA). 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 September 11, 2025.

Round-trip from

$535
(Delta)
From Lewiston Nez Perce Rgnl to Washington, D.C. Reagan-National
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Find flight deals from Lewiston to Reagan-National

Cheapest flights from Lewiston to Reagan-National
Explore the most affordable flight options available from Lewiston to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/11. 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.
Sat 10/47:05 amLWS - DCA
2 stops12h 52mDelta
Tue 10/712:42 pmDCA - LWS
2 stops11h 21mDelta
Deal found 9/11$547

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lewiston to Reagan-National 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 September 11, 2025.
Use the filters below to find and compare flights from Lewiston to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Lewiston

Fly to

Reagan-National

Route

Depart

Return

Price

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

4:40 pm-8:02 pm

1 stop30h 22m

$535

LewistonWashington, D.C.

LWS - DCA

LWSDCA

Lewiston Nez Perce Rgnl

Sat 10/4

7:05 am-10:57 pm

2 stops12h 52m

Washington, D.C. Reagan-National

Tue 10/7

12:42 pm-9:03 pm

2 stops11h 21m

$547

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Lewiston to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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. Reagan-National Airport

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

Currently, February is the cheapest month in which you can book a flight from Lewiston, Idaho to Washington, D.C. Reagan-National Airport (average of $278). Flying from Lewiston, Idaho to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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 Reagan-National. 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. Reagan-National?

    For a flight from Lewiston to Washington, D.C. Reagan-National, 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. Reagan-National per day. 0 airlines have flights to Washington, D.C. Reagan-National from Lewiston Nez Perce Rgnl on a regular basis.

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

    Departing from Lewiston, Idaho to Washington, D.C. Reagan-National Airport will take you 29h 27m. There are 2073 mi between Lewiston, Idaho and Washington, D.C. Reagan-National Airport.

  • Can I find deals for flights from Lewiston to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Lewiston to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lewiston to Reagan-National?

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

  • Can I find deals for business class flights from Lewiston to Reagan-National?

    Yes. Cheapflights offers flight deals from Lewiston to Reagan-National 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. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Lewiston, Idaho to Washington, D.C. Reagan-National Airport (average of $278). Flying from Lewiston, Idaho to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Woodbridge
Alexandria
Arlington
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
Dundalk
National Harbor

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