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 Alaska Airlines, which is currently one of the cheapest options available, starting at $267. United Airlines flights start at $302 while deals on Delta start at $302 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 July is currently the most expensive (average of $347). 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. Reagan-National or Lihue - Washington, D.C. Dulles Intl 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.

$258+ Flights from Kaua'i to Washington, D.C.

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

Round-trip from	$794 (United Airlines)
One-way from	$267 (Alaska Airlines)

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

Search Deals

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

Search Deals

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 June 18, 2025.

Wed 10/89:26 amLIH - BWI

2 stops14h 45mAlaska Airlines

Sun 10/197:55 amBWI - LIH

1 stop19h 36mAlaska Airlines

Deal found 6/16

$520

Wed 10/88:40 pmLIH - BWI

1 stop11h 35mSouthwest

Sun 10/196:45 amBWI - LIH

2 stops17h 35mSouthwest

Deal found 6/17

$565

Thu 7/31:13 pmLIH - BWI

1 stop12h 54mUnited Airlines

Mon 7/710:05 amBWI - LIH

2 stops16h 20mUnited Airlines

Deal found 6/18

$789

Tue 7/110:15 pmLIH - IAD

2 stops17h 05mUnited Airlines

Sat 7/58:35 amIAD - LIH

2 stops17h 50mUnited Airlines

Deal found 6/15

$794

Wed 10/81:41 pmLIH - BWI

2 stops15h 16mAmerican Airlines

Sun 10/195:02 amBWI - LIH

3 stops17h 19mAmerican Airlines

Deal found 6/16

$1,272

Sun 9/710:30 pmLIH - IAD

1 stop27h 02mAlaska Airlines

Fri 9/267:00 amIAD - LIH

1 stop20h 30mAlaska Airlines

Deal found 6/16

$2,001

Sun 9/78:28 pmLIH - IAD

2 stops21h 04mDelta

Fri 9/267:30 amIAD - LIH

2 stops20h 42mDelta

Deal found 6/16

$2,764

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 June 18, 2025.

Tue 7/110:15 pmLIH - IAD

2 stops17h 05mUnited Airlines

Sat 7/58:35 amIAD - LIH

2 stops17h 50mUnited Airlines

Deal found 6/15

$794

Sun 9/710:30 pmLIH - IAD

1 stop27h 02mAlaska Airlines

Fri 9/267:00 amIAD - LIH

1 stop20h 30mAlaska Airlines

Deal found 6/16

$2,001

Sun 9/78:28 pmLIH - IAD

2 stops21h 04mDelta

Fri 9/267:30 amIAD - LIH

2 stops20h 42mDelta

Deal found 6/16

$2,764

Sun 9/71:44 pmLIH - BWI

2 stops14h 29mAmerican Airlines

Fri 9/2610:00 amBWI - LIH

3 stops16h 32mAmerican Airlines

Deal found 6/16

$3,124

Sun 9/710:30 pmLIH - BWI

1 stop25h 03mAlaska Airlines

Fri 9/267:00 amBWI - LIH

1 stop20h 30mAlaska Airlines

Deal found 6/16

$2,040

Sun 9/711:10 pmLIH - BWI

1 stop12h 21mUnited Airlines

Fri 9/267:05 amBWI - LIH

2 stops18h 50mUnited Airlines

Deal found 6/16

$2,335

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 June 18, 2025 and is based on user searches.

Tue 7/110:15 pmLIH - IAD

2 stops17h 05mUnited Airlines

Sat 7/58:35 amIAD - LIH

2 stops17h 50mUnited Airlines

Deal found 6/15

$794

Thu 7/31:13 pmLIH - BWI

1 stop12h 54mUnited Airlines

Mon 7/710:05 amBWI - LIH

2 stops16h 20mUnited Airlines

Deal found 6/18

$789

Thu 7/39:25 pmLIH - BWI

2 stops15h 16mAmerican Airlines

Mon 7/75:00 amBWI - LIH

3 stops15h 40mAmerican Airlines

Deal found 6/18

$1,537

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 June 18, 2025.

Thu 8/212:25 pmLIH - IAD

2 stops20h 22mAlaska Airlines

Deal found 6/17

$267

Thu 10/301:20 pmLIH - DCA

1 stop24h 40mAlaska Airlines

Deal found 6/16

$289

Tue 11/118:30 pmLIH - IAD

1 stop14h 06mUnited Airlines

Deal found 6/16

$302

Thu 10/309:45 pmLIH - DCA

1 stop11h 50mDelta

Deal found 6/17

$302

Tue 7/1511:10 pmLIH - DCA

1 stop11h 40mUnited Airlines

Deal found 6/18

$307

Fri 8/2911:10 pmLIH - BWI

1 stop12h 21mUnited Airlines

Deal found 6/16

$328

Fri 8/299:16 pmLIH - DCA

2 stops15h 38mAmerican Airlines

Deal found 6/17

$339

Fri 8/299:16 pmLIH - BWI

2 stops15h 21mAmerican Airlines

Deal found 6/17

$341

Thu 8/2110:30 pmLIH - IAD

1 stop12h 39mHawaiian Airlines

Deal found 6/18

$361

Tue 11/1111:19 pmLIH - DCA

1 stop12h 40mHawaiian Airlines

Deal found 6/16

$361

Tue 7/158:40 pmLIH - DCA

1 stop14h 15mSouthwest

Deal found 6/16

$402

Tue 7/158:40 pmLIH - BWI

1 stop17h 00mSouthwest

Deal found 6/16

$427

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

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Wed 10/8

9:26 am-6:11 am

2 stops14h 45m

Baltimore/Washington

Sun 10/19

7:55 am-9:31 pm

1 stop19h 36m

$520

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Wed 10/8

8:40 pm-2:15 pm

1 stop11h 35m

Baltimore/Washington

Sun 10/19

6:05 am-6:20 pm

2 stops18h 15m

$565

LihueWashington, D.C.

LIH - IAD

LIHIAD

Lihue

Mon 7/21

10:54 pm-6:59 pm

1 stop14h 05m

Washington, D.C. Dulles Intl

Mon 8/11

5:25 pm-8:32 pm

1 stop33h 07m

$649

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Thu 7/3

1:13 pm-8:07 am

1 stop12h 54m

Baltimore/Washington

Mon 7/7

10:05 am-8:25 pm

2 stops16h 20m

$789

LihueWashington, D.C.

LIH - IAD

LIHIAD

Lihue

Tue 7/1

10:15 pm-9:20 pm

2 stops17h 05m

Washington, D.C. Dulles Intl

Sat 7/5

8:35 am-8:25 pm

2 stops17h 50m

$794

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Wed 10/8

1:41 pm-10:57 am

2 stops15h 16m

Baltimore/Washington

Sun 10/19

5:02 am-4:21 pm

3 stops17h 19m

$1,272

LihueWashington, D.C.

LIH - IAD

LIHIAD

Lihue

Sun 9/7

8:28 pm-11:32 pm

2 stops21h 04m

Washington, D.C. Dulles Intl

Fri 9/26

7:30 am-10:12 pm

2 stops20h 42m

$2,764

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Tue 11/11

2:15 pm-8:01 am

1 stop12h 46m

$258

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Tue 11/11

2:59 pm-10:52 am

2 stops14h 53m

$263

LihueWashington, D.C.

LIH - IAD

LIHIAD

Lihue

Thu 8/21

2:25 pm-4:47 pm

2 stops20h 22m

$267

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 21 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

10,000 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

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 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

4,280 reviews

Alaska Airlines

8.0

Very good

10,000 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

7,965 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Hawaiian Airlines

7.8

Good

2,507 reviews

Alaska Airlines

8.0

Very good

10,000 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

8,809 reviews

Alaska Airlines

8.0

Very good

10,000 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 Alaska Airlines, which is currently one of the cheapest options available, starting at $267. United Airlines flights start at $302 while deals on Delta start at $302 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. Reagan-National or Lihue - Washington, D.C. Dulles Intl 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 July is currently the most expensive (average of $347). 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

Arlington

Woodbridge

Alexandria

Tysons

Silver Spring

Linthicum Heights

Fredericksburg

Fairfax

Gaithersburg

Easton

Towson

Manassas

Falls Church

Rockville

Springfield

National Harbor

Dundalk

Waldorf

Bowie

Hanover

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$694	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$593	Average$1,036	FlexibilityNo cancel fee	On-time71%

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$258+ 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 11/11. 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

1. Tell us where you want to go

2. Select your favorite providers

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 June 18, 2025.

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 June 18, 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 June 18, 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?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 June 18, 2025.