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Lewiston

$360+ Cheap flights from Washington, D.C. (WAS) to Lewiston, ID (LWS)

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — LWS
Jul 27 — Aug 31
Mon 7/27
Mon 8/3
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Lewiston

Cheapest flights from Washington, D.C. to Lewiston
Explore the most affordable flight options available from Washington, D.C. to Lewiston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 27, 2026.

This Delta deal was found by Cheapflights users on 6/24. 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 7/107:15 am
BWI
-
LWS
1 stop7h 22m
Delta
Tue 7/149:00 am
LWS
-
BWI
2 stops11h 13m
Delta
Deal found 6/24$863
This Delta deal was found by Cheapflights users on 6/24. 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 7/107:15 am
IAD
-
LWS
1 stop7h 22m
Delta
Tue 7/149:00 am
LWS
-
IAD
2 stops11h 20m
Delta
Deal found 6/24$983
This Delta deal was found by Cheapflights users on 6/25. 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 6/287:15 am
IAD
-
LWS
1 stop7h 21m
Delta
Sun 7/512:16 pm
LWS
-
IAD
1 stop8h 15m
Delta
Deal found 6/25$1,007
This Delta deal was found by Cheapflights users on 6/24. 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 7/104:35 pm
DCA
-
LWS
1 stop9h 22m
Delta
Tue 7/149:00 am
LWS
-
DCA
2 stops10h 02m
Delta
Deal found 6/24$1,071
This Delta deal was found by Cheapflights users on 6/24. 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 6/287:05 am
BWI
-
LWS
1 stop7h 31m
Delta
Sun 7/59:00 am
LWS
-
BWI
2 stops11h 13m
Delta
Deal found 6/24$1,604

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

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Lewiston (LWS). 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 27, 2026.

Round-trip from

$863
(Delta)

One-way from

$360
(Delta)
From Washington, D.C. (WAS) to Lewiston Nez Perce Rgnl
Search Deals
One-way flight from Washington, D.C. (WAS) to Lewiston Nez Perce Rgnl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Lewiston 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 27, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Lewiston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BaltimoreLewiston

BWI - LWS

BWILWS

Baltimore/Washington

Fri 7/10

7:15 am-11:37 am

1 stop7h 22m

Lewiston Nez Perce Rgnl

Tue 7/14

9:00 am-11:13 pm

2 stops11h 13m

$863

Washington, D.C.Lewiston

IAD - LWS

IADLWS

Washington, D.C. Dulles Intl

Fri 7/10

7:15 am-11:37 am

1 stop7h 22m

Lewiston Nez Perce Rgnl

Tue 7/14

9:00 am-11:20 pm

2 stops11h 20m

$983

Washington, D.C.Lewiston

DCA - LWS

DCALWS

Washington, D.C. Reagan-National

Fri 7/10

4:35 pm-10:57 pm

1 stop9h 22m

Lewiston Nez Perce Rgnl

Tue 7/14

9:00 am-10:02 pm

2 stops10h 02m

$1,071
Cheapest one-way

Washington, D.C.Lewiston

DCA - LWS

DCALWS

Washington, D.C. Reagan-National

Sun 9/6

4:35 pm-10:59 pm

1 stop9h 24m

$360

BaltimoreLewiston

BWI - LWS

BWILWS

Baltimore/Washington

Mon 8/17

7:39 am-10:59 pm

2 stops18h 20m

$406

Washington, D.C.Lewiston

DCA - LWS

DCALWS

Washington, D.C. Reagan-National

Mon 10/12

4:40 pm-10:49 pm

1 stop9h 09m

$411

BaltimoreLewiston

BWI - LWS

BWILWS

Baltimore/Washington

Sun 8/16

7:39 am-10:59 pm

2 stops18h 20m

$440
Quickest one-way

BaltimoreLewiston

BWI - LWS

BWILWS

Baltimore/Washington

Thu 8/13

7:39 am-11:43 am

1 stop7h 04m

$452

BaltimoreLewiston

BWI - LWS

BWILWS

Baltimore/Washington

Mon 10/19

7:10 am-11:46 am

1 stop7h 36m

$452

BaltimoreLewiston

BWI - LWS

BWILWS

Baltimore/Washington

Wed 8/12

7:39 am-11:43 am

1 stop7h 04m

$452

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/22

Sorted by cheapest first

Best time to book a flight from Washington, D.C. to Lewiston

Have a flexible travel schedule? Discover the best time to fly to Lewiston from Washington, D.C. 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 Washington, D.C. to Lewiston
No data available for this route at this time. Please check back soon.

Related info for your journey

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

    For a flight from Washington, D.C. to Lewiston, you will be flying into 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 inbound flights from Washington, D.C. per day. 0 airlines have flights to Lewiston Nez Perce Rgnl from Washington, D.C. on a regular basis.

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

    There are many flights that can get you from Washington, D.C. to Lewiston, Idaho in 7h 22m. Fly via Delta to get the fastest option. Airlines will cover a distance of 2080 mi.

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

    The most popular route from Washington, D.C. to Lewiston, Idaho is Baltimore/Washington - Lewiston Nez Perce Rgnl. You may also consider Washington, D.C. Dulles Intl - Lewiston Nez Perce Rgnl or Washington, D.C. Reagan-National - Lewiston Nez Perce Rgnl.

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

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

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

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

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

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