Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Lewiston?

Flights from Washington, D.C. Dulles Intl Airport to Lewiston usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Lewiston Nez Perce Rgnl (LWS).

What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Lewiston?

Only First Class is available on flights from Washington, D.C. Dulles Intl Airport to Lewiston.

Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Lewiston pass through?

Most connecting flights from Washington, D.C. Dulles Intl Airport to Lewiston pass through Salt Lake City (SLC), which handles 100% of one-stop traffic on this route.

Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Lewiston?

Yes. Flexible dates can save you up to 49% on flights from Washington, D.C. Dulles Intl Airport to Lewiston. Tuesday is the cheapest departure day at $396 round-trip on average, while Saturday is the most expensive at $776, a difference of $380. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Lewiston?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

What is the time difference between Washington, D.C. Dulles Intl Airport and Lewiston?

Lewiston is 3 hours behind Washington, D.C. Dulles Intl Airport (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Lewiston?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Lewiston typically range from $396 to $776. The lowest price found in the past 5 days was $457, on Delta.

Which airline is the cheapest to fly from Washington, D.C. Dulles Intl Airport to Lewiston?

Delta ($457) offered the cheapest round-trip ticket from Washington, D.C. Dulles Intl Airport to Lewiston in the last 5 days.

What is the cheapest layover airport when flying from Washington, D.C. Dulles Intl Airport to Lewiston?

Flights via Salt Lake City (SLC) offer the most affordable fares, with an average round-trip price of $586. Based on KAYAK data over the past 3 months.

When flying from Washington, D.C. Dulles Intl Airport to Lewiston which airport offers the shortest layover?

Salt Lake City (SLC) had the shortest average connection time for Washington, D.C. Dulles Intl Airport to Lewiston layovers at 4h 47m over the past 3 months.

$280 CHEAP FLIGHTS from Washington, D.C. to Lewiston (IAD - LWS)

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Cheapest round-trip

$457

Typical prices: $396-$776

Delta

Sun 1/28Wed 1/31

IAD - LWS • 2 stops

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Cheap Flights from Washington, D.C. to Lewiston (IAD-LWS)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Washington, D.C. to Lewiston

Thu, Jan 28 - Sun, Jan 31

3:00 pm - 11:01 pmIAD Washington, D.C. Dulles Intl-LWS Lewiston Nez Perce Rgnl

11h 01m2 stops Minneapolis St Paul Seattle/Tacoma Intl

7:00 am - 11:51 pmLWS Lewiston Nez Perce Rgnl-IAD Washington, D.C. Dulles Intl

13h 51m2 stops Seattle/Tacoma Intl Minneapolis St Paul

$457Delta

Thu, Jan 28 - Sun, Jan 31

7:05 am - 11:42 amIAD Washington, D.C. Dulles Intl-LWS Lewiston Nez Perce Rgnl

7h 37m1 stop Salt Lake City

7:00 am - 11:51 pmLWS Lewiston Nez Perce Rgnl-IAD Washington, D.C. Dulles Intl

13h 51m2 stops Seattle/Tacoma Intl Minneapolis St Paul

$827Delta

Thu, Jan 28 - Sun, Jan 31

7:05 am - 11:42 amIAD Washington, D.C. Dulles Intl-LWS Lewiston Nez Perce Rgnl

7h 37m1 stop Salt Lake City

12:22 pm - 11:31 pmLWS Lewiston Nez Perce Rgnl-IAD Washington, D.C. Dulles Intl

8h 09m1 stop Salt Lake City

$1,228Delta

Mon, Nov 16 - Fri, Nov 20

7:00 am - 11:44 amIAD Washington, D.C. Dulles Intl-LWS Lewiston Nez Perce Rgnl

7h 44m1 stop Salt Lake City

12:24 pm - 11:47 pmLWS Lewiston Nez Perce Rgnl-IAD Washington, D.C. Dulles Intl

8h 23m1 stop Salt Lake City

$1,288Delta

Mon, Nov 16 - Fri, Nov 20

11:37 am - 11:03 pmIAD Washington, D.C. Dulles Intl-LWS Lewiston Nez Perce Rgnl

14h 26m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl

12:24 pm - 11:47 pmLWS Lewiston Nez Perce Rgnl-IAD Washington, D.C. Dulles Intl

8h 23m1 stop Salt Lake City

$1,454Delta

Mon, Nov 16 - Fri, Nov 20

11:37 am - 11:03 pmIAD Washington, D.C. Dulles Intl-LWS Lewiston Nez Perce Rgnl

14h 26m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl

12:24 pm - 12:41 amLWS Lewiston Nez Perce Rgnl-IAD Washington, D.C. Dulles Intl

9h 17m2 stops Salt Lake City Atlanta Hartsfield-Jackson

$1,699Delta

Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Lewiston flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

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Layovers

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Lewiston? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Washington, D.C. Dulles Intl Airport to Lewiston departing in january.

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Cheapest flight	$280

One-way flight from Washington, D.C. Dulles Intl Airport to Lewiston

When to book flights from Washington, D.C. to Lewiston

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Lewiston based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Lewiston?
Only First Class is available on flights from Washington, D.C. Dulles Intl Airport to Lewiston.
Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Lewiston?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
Have flight prices from Washington, D.C. Dulles Intl Airport to Lewiston changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $457 to $1,699. That means the highest observed fare was about 4x higher than the lowest one.
Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Lewiston?
Flights from Washington, D.C. Dulles Intl Airport to Lewiston usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Lewiston Nez Perce Rgnl (LWS).
Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Lewiston pass through?
Most connecting flights from Washington, D.C. Dulles Intl Airport to Lewiston pass through Salt Lake City (SLC), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Lewiston?
Yes. Flexible dates can save you up to 49% on flights from Washington, D.C. Dulles Intl Airport to Lewiston. Tuesday is the cheapest departure day at $396 round-trip on average, while Saturday is the most expensive at $776, a difference of $380.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between Washington, D.C. Dulles Intl Airport and Lewiston?
Lewiston is 3 hours behind Washington, D.C. Dulles Intl Airport (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Tuesday departure and avoid flying on Saturday. On this route, Tuesday flights average $396, about $380 less than Saturday fares (49% savings) based on the last 12 months.

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IAD - LWS

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Everything you should know

Cheap Flights from Washington, D.C. to Lewiston (IAD-LWS)

Recent round-trip flight deals from Washington, D.C. to Lewiston

Recent one-way flight deals from Washington, D.C. to Lewiston

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Lewiston flights

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Lewiston?

Which airline is the cheapest to fly from Washington, D.C. Dulles Intl Airport to Lewiston?

What is the cheapest layover airport when flying from Washington, D.C. Dulles Intl Airport to Lewiston?

When flying from Washington, D.C. Dulles Intl Airport to Lewiston which airport offers the shortest layover?

Key details for Washington, D.C. Dulles Intl Airport to Lewiston flights

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When to book flights from Washington, D.C. to Lewiston

Your Washington, D.C. Dulles Intl Airport to Lewiston flight questions, answered

Your guide to booking Washington, D.C. Dulles Intl Airport to Lewiston flights

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