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$525+ Cheap flights from Lewiston, ID (LWS) to District of Columbia

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 — IAD
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Lewiston to District of Columbia

Keep the following information in mind while searching for Lewiston to District of Columbia flight deals. Data was last updated September 15, 2025.

Round-trip from

$525
(Delta)
From Lewiston Nez Perce Rgnl to District of Columbia
Search Deals

Find flight deals from Lewiston to District of Columbia

Cheapest flights from Lewiston to District of Columbia
Explore the most affordable flight options available from Lewiston to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Delta deal was found by Cheapflights users on 9/15. 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.
Mon 11/1712:28 pmLWS - IAD
1 stop8h 01mDelta
Fri 11/217:10 amIAD - LWS
1 stop7h 37mDelta
Deal found 9/15$886
This Delta deal was found by Cheapflights users on 9/15. 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.
Mon 11/177:00 amLWS - DCA
2 stops13h 04mDelta
Fri 11/2112:02 pmDCA - LWS
2 stops12h 04mDelta
Deal found 9/15$958

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lewiston to District of Columbia 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 15, 2025.
Use the filters below to find and compare flights from Lewiston to District of Columbia that are best for you.

Fly from

Lewiston

Fly to

District of Columbia

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

$525

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

7:59 pm-8:02 pm

2 stops51h 03m

$543

LewistonWashington, D.C.

LWS - IAD

LWSIAD

Lewiston Nez Perce Rgnl

Mon 11/17

12:28 pm-11:29 pm

1 stop8h 01m

Washington, D.C. Dulles Intl

Fri 11/21

7:10 am-11:47 am

1 stop7h 37m

$886

LewistonWashington, D.C.

LWS - DCA

LWSDCA

Lewiston Nez Perce Rgnl

Mon 11/17

7:00 am-11:04 pm

2 stops13h 04m

Washington, D.C. Reagan-National

Fri 11/21

12:02 pm-9:06 pm

2 stops12h 04m

$958

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Best time to book a flight from Lewiston to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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 District of Columbia

What is the cheapest month to book a flight from Lewiston, Idaho to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Lewiston, Idaho to District of Columbia (average of $292). Flying from Lewiston, Idaho to District of Columbia in April 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.

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated September 15, 2025.
Read through reviews of airlines operating flights from Lewiston to District of Columbia, such as Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

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
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

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 District of Columbia. 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 District of Columbia?

    Lewiston Nez Perce Rgnl (LWS), located 1.9 mi from the city center, is the airport you fly out of when you book flights from Lewiston to District of Columbia.

  • How long is the flight from Lewiston, Idaho to District of Columbia?

    There are many flights that can get you from Lewiston, Idaho to District of Columbia in 29h 27m. Fly via Delta to get the fastest option. There are 2073 mi between Lewiston, Idaho and District of Columbia.

  • Can I find deals for flights from Lewiston to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Lewiston to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lewiston to District of Columbia?

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

  • Can I find deals for business class flights from Lewiston to District of Columbia?

    Yes. Cheapflights offers flight deals from Lewiston to District of Columbia 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 District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Lewiston, Idaho to District of Columbia (average of $292). Flying from Lewiston, Idaho to District of Columbia in April 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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