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

For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $327. Users have also found prices from $362 and $488 on Southwest and American Airlines, respectively.

How far in advance should I book a flight from Washington, D.C. Reagan-National Airport to Kaua'i?

To save up to 52% on this flight, we recommend booking at least 48 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Washington, D.C. Reagan-National Airport to Kaua'i from $730 1-2 weeks out and tickets from $730 for flights departing within the next 72 hours.

What is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Kaua'i?

September can be a great time to fly to Kaua'i from Washington, D.C. Reagan-National Airport with a flight ticket averaging about $799. Cheapflights users have found deals in the month of September for as cheap as $446. The most expensive prices can be found in the month of June.

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

When flying from Washington, D.C. Reagan-National Airport to Kaua'i, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Reagan-National to Kaua'i that include hotel bookings?

Yes. In addition to deals on Reagan-National to Kaua'i flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Reagan-National to Kaua'i?

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

Can I find deals for business class flights from Reagan-National to Kaua'i?

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

$327+ Flights from Washington, D.C. Reagan-National Airport to Kaua'i

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Cheap flight deals from Reagan-National to Kaua'i

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$578 (Alaska Airlines)
One-way from	$327 (Alaska Airlines)
Popular in	June
Cheapest in	September
Average price	$728

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

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

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From Washington, D.C. Reagan-National to Kaua'i

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One-way flight from Washington, D.C. Reagan-National to Kaua'i

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Highest demand for flights based on searches. 13% potential increase in price ($125 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).

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Average for round-trip flights in February 2025

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Find flight deals from Reagan-National to Kaua'i

Cheapest flights from Reagan-National to Kaua'i
Explore the most affordable flight options available from Reagan-National to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2025.

Tue 3/259:00 amDCA - LIH

1 stop32h 40mAlaska Airlines

Tue 4/12:34 pmLIH - DCA

1 stop25h 21mAlaska Airlines

Deal found 2/23

$578

Tue 11/116:59 amDCA - LIH

1 stop13h 05mAmerican Airlines

Tue 11/1810:11 pmLIH - DCA

1 stop12h 48mAmerican Airlines

Deal found 2/23

$593

Mon 8/255:25 pmDCA - LIH

1 stop29h 46mDelta

Thu 9/49:45 pmLIH - DCA

1 stop11h 44mDelta

Deal found 2/23

$595

Wed 4/98:30 amDCA - LIH

3 stops33h 27mUnited Airlines

Mon 4/147:26 pmLIH - DCA

2 stops15h 34mUnited Airlines

Deal found 2/22

$749

Best flights from Reagan-National to Kaua'i
Discover carefully curated flight deals from Reagan-National to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 24, 2025.

Tue 3/259:00 amDCA - LIH

1 stop32h 40mAlaska Airlines

Tue 4/12:34 pmLIH - DCA

1 stop25h 21mAlaska Airlines

Deal found 2/23

$578

Tue 4/87:00 amDCA - LIH

1 stop13h 58mAmerican Airlines

Tue 4/152:12 pmLIH - DCA

2 stops14h 42mAmerican Airlines

Deal found 2/23

$599

Fri 8/227:00 amDCA - LIH

2 stops16h 11mDelta

Tue 9/29:45 pmLIH - DCA

1 stop11h 44mDelta

Deal found 2/24

$629

Wed 4/98:30 amDCA - LIH

3 stops33h 27mUnited Airlines

Mon 4/147:26 pmLIH - DCA

2 stops15h 34mUnited Airlines

Deal found 2/22

$749

Thu 3/131:00 pmDCA - LIH

3 stops28h 44mMultiple Airlines

Fri 3/289:15 pmLIH - DCA

2 stops17h 44mMultiple Airlines

Deal found 2/24

$1,523

Last-minute flights from Reagan-National to Kaua'i
Discover last-minute flight deals from Reagan-National to Kaua'i. Data last updated February 24, 2025 and is based on user searches.

Wed 2/266:13 amDCA - LIH

2 stops15h 49mAmerican Airlines

Fri 2/2811:15 pmLIH - DCA

2 stops13h 44mAmerican Airlines

Deal found 2/22

$645

Sun 3/29:00 amDCA - LIH

1 stop32h 30mAlaska Airlines

Fri 3/212:34 pmLIH - DCA

1 stop25h 21mAlaska Airlines

Deal found 2/24

$638

Sun 3/25:09 amDCA - LIH

2 stops15h 53mAmerican Airlines

Fri 3/217:40 pmLIH - DCA

2 stops14h 19mAmerican Airlines

Deal found 2/24

$1,250

Sun 3/911:30 amDCA - LIH

2 stops16h 36mUnited Airlines

Sat 3/2211:25 pmLIH - DCA

1 stop15h 33mUnited Airlines

Deal found 2/23

$1,232

Thu 3/131:00 pmDCA - LIH

3 stops28h 44mMultiple Airlines

Fri 3/289:15 pmLIH - DCA

2 stops17h 44mMultiple Airlines

Deal found 2/24

$1,523

Tue 3/259:00 amDCA - LIH

1 stop32h 40mAlaska Airlines

Tue 4/12:34 pmLIH - DCA

1 stop25h 21mAlaska Airlines

Deal found 2/23

$578

Tue 3/256:00 amDCA - LIH

2 stops17h 25mDelta

Tue 4/110:00 pmLIH - DCA

2 stops15h 19mDelta

Deal found 2/23

$634

One-way flights from Reagan-National to Kaua'i
Search for one-way flight options from Reagan-National to Kaua'i. Find affordable one-way fares based on user searches. Data last updated February 24, 2025.

Mon 3/179:00 amDCA - LIH

1 stop32h 25mAlaska Airlines

Deal found 2/23

$327

Sun 3/166:00 amDCA - LIH

2 stops17h 25mSouthwest

Deal found 2/23

$362

Fri 4/46:00 amDCA - LIH

2 stops14h 58mAmerican Airlines

Deal found 2/23

$488

Sun 6/296:10 amDCA - LIH

2 stops17h 01mDelta

Deal found 2/24

$537

Sun 6/297:00 amDCA - LIH

1 stop18h 58mUnited Airlines

Deal found 2/24

$630

Mon 3/171:00 pmDCA - LIH

3 stops28h 00mMultiple Airlines

Deal found 2/23

$644

Find flights from Reagan-National to Kaua'i within your budget

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Tue 3/25

9:00 am-11:40 am

1 stop32h 40m

Lihue

Tue 4/1

2:34 pm-9:55 pm

1 stop25h 21m

$578

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Tue 4/8

7:00 am-2:58 pm

1 stop13h 58m

Lihue

Tue 4/15

2:12 pm-10:54 am

2 stops14h 42m

$599

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Fri 8/22

7:00 am-5:11 pm

2 stops16h 11m

Lihue

Tue 9/2

9:45 pm-3:29 pm

1 stop11h 44m

$629

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Wed 4/9

8:30 am-11:57 am

3 stops33h 27m

Lihue

Mon 4/14

7:26 pm-5:00 pm

2 stops15h 34m

$749

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Thu 3/13

1:00 pm-11:44 am

3 stops28h 44m

Lihue

Fri 3/28

9:15 pm-8:59 pm

2 stops17h 44m

$1,523

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Mon 3/17

9:00 am-11:25 am

1 stop32h 25m

$327

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Sun 3/16

6:00 am-5:25 pm

2 stops17h 25m

$362

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Fri 4/4

6:00 am-2:58 pm

2 stops14h 58m

$488

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Sun 6/29

7:40 am-5:11 pm

2 stops15h 31m

$537

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Sun 6/29

7:00 am-7:58 pm

1 stop18h 58m

$630

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/23

Showing 1-10 of 11 results

Best time to book a flight from Reagan-National to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Reagan-National 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.

Travel insights for flights from Reagan-National to Kaua'i

Get recent, data-driven insights about flights from Reagan-National to Kaua'i including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Kaua'i (average of $440). Flying from Washington, D.C. Reagan-National Airport to Kaua'i in June is currently the most expensive (average of $686). 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.

Rainfall in Kaua'i by month

In terms of precipitation, rainfall in Kaua'i ranges from 2.2 - 6.7 inches per month. January is typically the wettest month, when rainfall can reach 6.7 in. June is typically the driest time to visit Kaua'i when rainfall is around 2.2 in.

Temperature in Kaua'i by month

If weather is an important factor for your trip to Kaua'i, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Kaua'i

Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from Washington, D.C. to Kaua'i by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.1

Very good

4,380 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest

8.1

Very good

4,380 reviews

Southwest

8.1

Very good

4,380 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Alaska Airlines

8.0

Very good

9,712 reviews

Southwest

8.1

Very good

4,380 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta

8.0

Very good

8,174 reviews

Southwest

8.1

Very good

4,380 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

United Airlines

7.4

Good

8,742 reviews

Southwest

8.1

Very good

4,380 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

American Airlines

7.2

Good

10,000 reviews

Southwest

8.1

Very good

4,380 reviews

Reviews

1 / 20

10.0

Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Kaua'i one-way?
For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $327. Users have also found prices from $362 and $488 on Southwest and American Airlines, respectively.
Can I find deals for flights from Reagan-National to Kaua'i that include hotel bookings?
Yes. In addition to deals on Reagan-National to Kaua'i flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Kaua'i?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Kaua'i.
Can I find deals for business class flights from Reagan-National to Kaua'i?
Yes. Cheapflights offers flight deals from Reagan-National to Kaua'i 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 Washington, D.C. Reagan-National Airport to Kaua'i?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Kaua'i (average of $440). Flying from Washington, D.C. Reagan-National Airport to Kaua'i in June is currently the most expensive (average of $686). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Reagan-National to Kaua'i

Top 2 airlines flying from Reagan-National to Kaua'i

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$484	Average$886	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$489	Average$660	FlexibilityNo cancel fee	On-timeN/A

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$327+ Cheap flights from Reagan-National (DCA) to Kaua'i

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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Kaua'i with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Reagan-National to Kaua'i

Keep the following information in mind while searching for Reagan-National to Kaua'i flight deals. Data was last updated February 24, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Reagan-National to Kaua'i

Cheapest flights from Reagan-National to Kaua'iExplore the most affordable flight options available from Reagan-National to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2025.

Explore the most affordable flight options available from Reagan-National to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2025.

Find flights from Reagan-National to Kaua'i within your budget

Best time to book a flight from Reagan-National to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Reagan-National with our price prediction graph.

Travel insights for flights from Reagan-National to Kaua'i

Get recent, data-driven insights about flights from Reagan-National to Kaua'i including ideal travel times, pricing trends, and more.

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

Rainfall in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average rainfall totals by month.

Temperature in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average temperature totals by month.

Reviews of airlines servicing Kaua'i

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Kaua'i. 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 Washington, D.C. Reagan-National Airport to Kaua'i one-way?

Can I find deals for flights from Reagan-National to Kaua'i that include hotel bookings?

How can I find direct flights from Reagan-National to Kaua'i?

Can I find deals for business class flights from Reagan-National to Kaua'i?

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to 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 Reagan-National to Kaua'i

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

Top 2 airlines flying from Reagan-National to Kaua'i

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Cheapest flights from Reagan-National to Kaua'i
Explore the most affordable flight options available from Reagan-National to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2025.