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Reagan-National

$569+ Cheap flights from Lewiston, ID (LWS) to Reagan-National (DCA)

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 6/23. Fares are subject to change and may not be available on all flights or dates of travel.
LWS — DCA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$876
(Delta)

One-way from

$569
(Delta)
From Lewiston Nez Perce Rgnl to Washington, D.C. Reagan-National
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One-way flight 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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/12. 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.
Fri 6/275:20 pmLWS - DCA
2 stops12h 49mDelta
Tue 7/11:45 pmDCA - LWS
2 stops10h 27mDelta
Deal found 6/12$876

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 June 12, 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

Fri 6/27

5:20 pm-9:09 am

2 stops12h 49m

Washington, D.C. Reagan-National

Tue 7/1

1:45 pm-9:12 pm

2 stops10h 27m

$876

LewistonWashington, D.C.

LWS - DCA

LWSDCA

Lewiston Nez Perce Rgnl

Mon 6/23

5:20 pm-9:09 am

2 stops12h 49m

$569

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 June 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.

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National 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. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Reagan-National 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 Reagan-National

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What is the cheapest airline to fly from Lewiston, Idaho to Washington, D.C. Reagan-National Airport round-trip?

    Delta, at $876, was found to be the cheapest airline from Lewiston, Idaho to 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 June 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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