What are the cheapest airlines to fly from Kaua'i to Washington, D.C. one-way?

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $268. Delta flights start at $268 while deals on Alaska Airlines start at $273 one-way.

What is the cheapest month to book a flight from Kaua'i to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Kaua'i to Washington, D.C. (average of $309). Flying from Kaua'i to Washington, D.C. in June is currently the most expensive (average of $373). 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.

What are the most popular routes from Kaua'i to Washington, D.C.?

When deciding which route to take from Kaua'i to Washington, D.C. consider Lihue - Baltimore/Washington, Lihue - Washington, D.C. Dulles Intl or Lihue - Washington, D.C. Reagan-National as they are the most popular.

What is the cheapest time of day to fly from FUS to WAS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kaua'i to Washington, D.C. as you normally would.

Can I find deals for flights from Kaua'i to Washington, D.C. that include hotel bookings?

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

How can I find direct flights from Kaua'i to Washington, D.C.?

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

Can I find deals for business class flights from Kaua'i to Washington, D.C.?

Yes. Cheapflights offers flight deals from Kaua'i to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$268+ Flights from Kaua'i to Washington, D.C.

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Cheap flight deals from Kaua'i to Washington, D.C.

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$540 (Alaska Airlines)
One-way from	$268 (United Airlines)

Provider with most accurate pricing for Lihue-Washington, D.C. (WAS) flight deals.

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Provider most trusted by Cheapflights users for Lihue-Washington, D.C. (WAS) flights.

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From Kaua'i to Washington, D.C. (WAS)

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One-way flight from Kaua'i to Washington, D.C. (WAS)

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Find flight deals from Kaua'i to Washington, D.C.

Cheapest flights from Kaua'i to Washington, D.C.
Explore the most affordable flight options available from Kaua'i to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Thu 5/223:43 pmLIH - IAD

2 stops20h 42mAlaska Airlines

Tue 5/277:25 pmIAD - LIH

1 stop22h 20mAlaska Airlines

Deal found 4/29

$540

Thu 5/2210:00 amLIH - BWI

2 stops13h 00mSouthwest

Tue 5/279:00 pmBWI - LIH

2 stops21h 50mSouthwest

Deal found 4/29

$689

Thu 5/229:00 pmLIH - BWI

2 stops27h 29mAlaska Airlines

Tue 5/277:05 pmBWI - LIH

1 stop22h 41mAlaska Airlines

Deal found 4/29

$693

Fri 6/2012:55 pmLIH - BWI

1 stop13h 12mUnited Airlines

Thu 7/108:55 amBWI - LIH

2 stops17h 30mUnited Airlines

Deal found 4/30

$888

Sat 7/510:15 pmLIH - IAD

1 stop26h 38mUnited Airlines

Thu 7/108:35 amIAD - LIH

2 stops17h 50mUnited Airlines

Deal found 4/30

$1,026

Thu 5/222:02 pmLIH - BWI

2 stops13h 57mAmerican Airlines

Tue 5/275:00 amBWI - LIH

3 stops15h 55mAmerican Airlines

Deal found 4/29

$1,154

Sun 9/79:26 pmLIH - IAD

2 stops20h 23mDelta

Fri 9/267:30 amIAD - LIH

1 stop17h 52mDelta

Deal found 5/1

$2,543

Sun 9/71:41 pmLIH - IAD

2 stops15h 04mAmerican Airlines

Fri 9/266:09 pmIAD - LIH

2 stops24h 02mAmerican Airlines

Deal found 5/1

$2,881

Best flights from Kaua'i to Washington, D.C.
Discover carefully curated flight deals from Kaua'i to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Thu 5/223:43 pmLIH - IAD

2 stops20h 42mAlaska Airlines

Tue 5/277:25 pmIAD - LIH

1 stop22h 20mAlaska Airlines

Deal found 4/29

$540

Thu 5/2210:00 amLIH - BWI

2 stops13h 00mSouthwest

Tue 5/279:00 pmBWI - LIH

2 stops21h 50mSouthwest

Deal found 4/29

$689

Fri 6/2012:55 pmLIH - BWI

1 stop13h 12mUnited Airlines

Thu 7/108:55 amBWI - LIH

2 stops17h 30mUnited Airlines

Deal found 4/30

$888

Thu 5/222:02 pmLIH - BWI

2 stops13h 57mAmerican Airlines

Tue 5/275:00 amBWI - LIH

3 stops15h 55mAmerican Airlines

Deal found 4/29

$1,154

Thu 5/229:00 pmLIH - BWI

2 stops27h 29mAlaska Airlines

Tue 5/277:05 pmBWI - LIH

1 stop22h 41mAlaska Airlines

Deal found 4/29

$693

Sat 7/510:15 pmLIH - IAD

1 stop26h 38mUnited Airlines

Thu 7/108:35 amIAD - LIH

2 stops17h 50mUnited Airlines

Deal found 4/30

$1,026

Sun 9/79:26 pmLIH - IAD

2 stops20h 23mDelta

Fri 9/267:30 amIAD - LIH

1 stop17h 52mDelta

Deal found 5/1

$2,543

Sun 9/71:41 pmLIH - IAD

2 stops15h 04mAmerican Airlines

Fri 9/266:09 pmIAD - LIH

2 stops24h 02mAmerican Airlines

Deal found 5/1

$2,881

Last-minute flights from Kaua'i to Washington, D.C.
Discover last-minute flight deals from Kaua'i to Washington, D.C.. Data last updated May 1, 2025 and is based on user searches.

Thu 5/223:43 pmLIH - IAD

2 stops20h 42mAlaska Airlines

Tue 5/277:25 pmIAD - LIH

1 stop22h 20mAlaska Airlines

Deal found 4/29

$540

Thu 5/2210:00 amLIH - BWI

2 stops13h 00mSouthwest

Tue 5/279:00 pmBWI - LIH

2 stops21h 50mSouthwest

Deal found 4/29

$689

Thu 5/229:00 pmLIH - BWI

2 stops27h 29mAlaska Airlines

Tue 5/277:05 pmBWI - LIH

1 stop22h 41mAlaska Airlines

Deal found 4/29

$693

Thu 5/222:02 pmLIH - BWI

2 stops13h 57mAmerican Airlines

Tue 5/275:00 amBWI - LIH

3 stops15h 55mAmerican Airlines

Deal found 4/29

$1,154

One-way flights from Kaua'i to Washington, D.C.
Search for one-way flight options from Kaua'i to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Thu 5/151:20 pmLIH - IAD

1 stop11h 59mUnited Airlines

Deal found 5/1

$268

Mon 8/189:45 pmLIH - DCA

1 stop11h 44mDelta

Deal found 4/30

$268

Thu 8/217:55 pmLIH - IAD

2 stops14h 52mAlaska Airlines

Deal found 4/30

$273

Mon 8/189:16 pmLIH - DCA

2 stops13h 00mAmerican Airlines

Deal found 4/30

$273

Mon 8/189:26 pmLIH - BWI

2 stops15h 27mDelta

Deal found 4/30

$297

Wed 5/711:39 amLIH - IAD

1 stop14h 04mHawaiian Airlines

Deal found 4/30

$298

Fri 6/1310:54 pmLIH - DCA

1 stop16h 05mAlaska Airlines

Deal found 4/30

$336

Mon 8/187:40 pmLIH - BWI

1 stop13h 34mUnited Airlines

Deal found 4/30

$347

Wed 6/258:40 pmLIH - BWI

1 stop11h 15mSouthwest

Deal found 4/30

$382

Wed 5/711:39 amLIH - BWI

1 stop12h 07mHawaiian Airlines

Deal found 4/30

$407

Fri 6/1312:55 pmLIH - DCA

2 stops15h 02mUnited Airlines

Deal found 4/30

$412

Wed 5/79:40 pmLIH - BWI

2 stops15h 47mAmerican Airlines

Deal found 4/30

$412

Cheapflights Fare Finder

Use the filters below to find and compare flights from Kaua'i to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LihueWashington, D.C.

LIH - IAD

LIHIAD

Lihue

Thu 5/22

3:43 pm-6:25 pm

2 stops20h 42m

Washington, D.C. Dulles Intl

Tue 5/27

7:25 pm-11:45 am

1 stop22h 20m

$540

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Thu 5/22

10:00 am-5:00 am

2 stops13h 00m

Baltimore/Washington

Tue 5/27

9:00 pm-12:50 pm

2 stops21h 50m

$689

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Thu 5/22

9:00 pm-6:29 am

2 stops27h 29m

Baltimore/Washington

Tue 5/27

7:05 pm-11:46 am

1 stop22h 41m

$693

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Fri 6/20

12:55 pm-8:07 am

1 stop13h 12m

Baltimore/Washington

Thu 7/10

8:55 am-8:25 pm

2 stops17h 30m

$888

LihueWashington, D.C.

LIH - IAD

LIHIAD

Lihue

Sat 7/5

10:15 pm-6:53 am

1 stop26h 38m

Washington, D.C. Dulles Intl

Thu 7/10

8:35 am-8:25 pm

2 stops17h 50m

$1,026

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Thu 5/22

2:02 pm-9:59 am

2 stops13h 57m

Baltimore/Washington

Tue 5/27

5:00 am-2:55 pm

3 stops15h 55m

$1,154

LihueWashington, D.C.

LIH - IAD

LIHIAD

Lihue

Sun 9/7

9:26 pm-11:49 pm

2 stops20h 23m

Washington, D.C. Dulles Intl

Fri 9/26

7:30 am-7:22 pm

1 stop17h 52m

$2,543

LihueWashington, D.C.

LIH - IAD

LIHIAD

Lihue

Sun 9/7

1:41 pm-10:45 am

2 stops15h 04m

Washington, D.C. Dulles Intl

Fri 9/26

6:09 pm-12:11 pm

2 stops24h 02m

$2,881

LihueWashington, D.C.

LIH - IAD

LIHIAD

Lihue

Thu 5/15

1:20 pm-7:19 am

1 stop11h 59m

$268

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Mon 8/18

9:45 pm-3:29 pm

1 stop11h 44m

$268

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/1

Showing 1-10 of 24 results

Best time to book a flight from Kaua'i to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Kaua'i 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 Kaua'i to Washington, D.C.

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. 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. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

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

Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Kaua'i to Washington, D.C.. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,972 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

9,972 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Southwest

8.0

Very good

4,293 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,934 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Hawaiian Airlines

7.9

Good

2,409 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,696 reviews

Alaska Airlines

8.0

Very good

9,972 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What are the cheapest airlines to fly from Kaua'i to Washington, D.C. one-way?
To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $268. Delta flights start at $268 while deals on Alaska Airlines start at $273 one-way.
What are the most popular routes from Kaua'i to Washington, D.C.?
When deciding which route to take from Kaua'i to Washington, D.C. consider Lihue - Baltimore/Washington, Lihue - Washington, D.C. Dulles Intl or Lihue - Washington, D.C. Reagan-National as they are the most popular.
Can I find deals for flights from Kaua'i to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Kaua'i to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kaua'i to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kaua'i to Washington, D.C..
Can I find deals for business class flights from Kaua'i to Washington, D.C.?
Yes. Cheapflights offers flight deals from Kaua'i to Washington, D.C. 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 Kaua'i to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Kaua'i to Washington, D.C. (average of $309). Flying from Kaua'i to Washington, D.C. in June is currently the most expensive (average of $373). 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

Alexandria

Arlington

Woodbridge

Tysons

Fairfax

Springfield

Rockville

Fredericksburg

Silver Spring

Gaithersburg

Linthicum Heights

Falls Church

Laurel

Easton

Towson

Herndon

Bowie

National Harbor

Oxon Hill

Reston

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Kaua'i to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$559	Average$731	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$593	Average$1,036	FlexibilityNo cancel fee	On-time71%

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$268+ Cheap flights from Kaua'i to Washington, D.C. (WAS)

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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kaua'i to Washington, D.C. with Cheapflights

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3. Compare prices and book

Cheap flight deals from Kaua'i to Washington, D.C.

Keep the following information in mind while searching for Kaua'i to Washington, D.C. flight deals. Data was last updated May 1, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Find flight deals from Kaua'i to Washington, D.C.

Cheapest flights from Kaua'i to Washington, D.C.Explore the most affordable flight options available from Kaua'i to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Explore the most affordable flight options available from Kaua'i to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Kaua'i to Washington, D.C. that are best for you.

Best time to book a flight from Kaua'i to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Kaua'i with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Kaua'i to Washington, D.C.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Kaua'i to Washington, D.C.. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Kaua'i to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Kaua'i to Washington, D.C. one-way?

What are the most popular routes from Kaua'i to Washington, D.C.?

Can I find deals for flights from Kaua'i to Washington, D.C. that include hotel bookings?

How can I find direct flights from Kaua'i to Washington, D.C.?

Can I find deals for business class flights from Kaua'i to Washington, D.C.?

What is the cheapest month to book a flight from Kaua'i to Washington, D.C.?

Traveling to a place near Kaua'i?

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Alternative routes for Kaua'i to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Kaua'i to Washington, D.C.

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Cheapest flights from Kaua'i to Washington, D.C.
Explore the most affordable flight options available from Kaua'i to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.