In terms of precipitation, rainfall in Cook Islands ranges from 3.9 - 10.2 inches per month. March is typically the wettest month, when rainfall can reach 10.2 in. June is typically the driest time to visit Cook Islands when rainfall is around 3.9 in.

If weather is an important factor for your trip to Cook Islands, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 71.6 F).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Cook Islands as you normally would.

Can I find deals for flights from Reagan-National to Cook Islands that include hotel bookings?

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

How can I find direct flights from Reagan-National to Cook Islands?

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

Can I find deals for business class flights from Reagan-National to Cook Islands?

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

$2,337+ Flights from Washington, D.C. Reagan-National Airport to the Cook Islands

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Cheap flight deals from Reagan-National to Cook Islands

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Round-trip from	$2,579 (Expedia)

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From Washington, D.C. Reagan-National to Cook Islands

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Find flight deals from Reagan-National to Cook Islands

Cheapest flights from Reagan-National to Cook Islands
Explore the most affordable flight options available from Reagan-National to Cook Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

Thu 11/205:53 pmDCA - RAR

2 stops57h 56mMultiple Airlines

Thu 11/272:55 pmRAR - DCA

2 stops26h 14mMultiple Airlines

Deal found 11/19

$2,337

Wed 12/311:00 amDCA - RAR

2 stops38h 10mAir New Zealand

Fri 12/52:55 pmRAR - DCA

2 stops25h 41mAir New Zealand

Deal found 11/18

$2,763

Fri 12/1912:45 pmDCA - RAR

2 stops29h 55mAir New Zealand

Fri 12/269:45 pmRAR - DCA

2 stops38h 12mAir New Zealand

Deal found 11/19

$4,214

Wed 12/36:00 amDCA - RAR

2 stops36h 40mUnited Airlines

Fri 12/52:55 pmRAR - DCA

3 stops39h 37mUnited Airlines

Deal found 11/18

$10,962

Best flights from Reagan-National to Cook Islands
Discover carefully curated flight deals from Reagan-National to Cook Islands that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 20, 2025.

Wed 4/226:00 pmDCA - RAR

2 stops37h 55mAir New Zealand

Fri 4/244:00 pmRAR - DCA

2 stops24h 14mAir New Zealand

Deal found 11/19

$2,683

Wed 4/2212:40 pmDCA - RAR

3 stops32h 00mMultiple Airlines

Fri 4/244:00 pmRAR - DCA

2 stops24h 14mMultiple Airlines

Deal found 11/19

$2,870

Wed 12/311:00 amDCA - RAR

2 stops38h 10mAir New Zealand

Fri 12/52:55 pmRAR - DCA

2 stops25h 41mAir New Zealand

Deal found 11/18

$2,763

Sat 3/288:00 amDCA - RAR

2 stops21h 45mMultiple Airlines

Sat 4/412:15 pmRAR - DCA

2 stops26h 37mMultiple Airlines

Deal found 11/18

$3,757

Wed 12/36:00 amDCA - RAR

2 stops36h 40mUnited Airlines

Fri 12/52:55 pmRAR - DCA

3 stops39h 37mUnited Airlines

Deal found 11/18

$10,962

Sat 3/2812:32 pmDCA - RAR

3 stops31h 08mUnited Airlines

Sat 4/44:00 pmRAR - DCA

3 stops41h 59mUnited Airlines

Deal found 11/18

$21,743

Last-minute flights from Reagan-National to Cook Islands
Discover last-minute flight deals from Reagan-National to Cook Islands. Data last updated November 20, 2025 and is based on user searches.

Thu 11/205:53 pmDCA - RAR

2 stops57h 56mMultiple Airlines

Thu 11/272:55 pmRAR - DCA

2 stops26h 14mMultiple Airlines

Deal found 11/19

$2,337

Wed 12/311:00 amDCA - RAR

2 stops38h 10mAir New Zealand

Fri 12/52:55 pmRAR - DCA

2 stops25h 41mAir New Zealand

Deal found 11/18

$2,763

Wed 12/36:00 amDCA - RAR

2 stops36h 40mUnited Airlines

Fri 12/52:55 pmRAR - DCA

3 stops39h 37mUnited Airlines

Deal found 11/18

$10,962

Fri 12/1912:45 pmDCA - RAR

2 stops29h 55mAir New Zealand

Fri 12/269:45 pmRAR - DCA

2 stops38h 12mAir New Zealand

Deal found 11/19

$4,214

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to the Cook Islands that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Rarotonga

DCA - RAR

DCARAR

Washington, D.C. Reagan-National

Wed 4/22

6:00 pm-1:55 am

2 stops37h 55m

Rarotonga

Fri 4/24

4:00 pm-10:14 pm

2 stops24h 14m

$2,683

Washington, D.C.Rarotonga

DCA - RAR

DCARAR

Washington, D.C. Reagan-National

Wed 12/3

11:00 am-8:10 pm

2 stops38h 10m

Rarotonga

Fri 12/5

2:55 pm-9:36 pm

2 stops25h 41m

$2,763

Washington, D.C.Rarotonga

DCA - RAR

DCARAR

Washington, D.C. Reagan-National

Wed 4/22

12:40 pm-2:40 pm

3 stops32h 00m

Rarotonga

Fri 4/24

4:00 pm-10:14 pm

2 stops24h 14m

$2,870

Washington, D.C.Rarotonga

DCA - RAR

DCARAR

Washington, D.C. Reagan-National

Sat 3/28

8:00 am-11:45 pm

2 stops21h 45m

Rarotonga

Sat 4/4

12:15 pm-8:52 pm

2 stops26h 37m

$3,757

Washington, D.C.Rarotonga

DCA - RAR

DCARAR

Washington, D.C. Reagan-National

Wed 12/3

6:00 am-1:40 pm

2 stops36h 40m

Rarotonga

Fri 12/5

2:55 pm-11:32 am

3 stops39h 37m

$10,962

Washington, D.C.Rarotonga

DCA - RAR

DCARAR

Washington, D.C. Reagan-National

Sat 3/28

12:32 pm-1:40 pm

3 stops31h 08m

Rarotonga

Sat 4/4

4:00 pm-3:59 pm

3 stops41h 59m

$21,743

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Best time to book a flight from Reagan-National to Cook Islands

Have a flexible travel schedule? Discover the best time to fly to Cook Islands 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to the Cook Islands

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Related info for your journey

How long is the flight from Washington, D.C. Reagan-National Airport to Cook Islands?
For as low as $2,683, Air New Zealand can have you in Cook Islands from Washington, D.C. Reagan-National Airport in 37h 55m. The distance from Washington, D.C. Reagan-National Airport to Cook Islands is about 6752 mi.
Can I find deals for flights from Reagan-National to Cook Islands that include hotel bookings?
Yes. In addition to deals on Reagan-National to Cook Islands flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Cook Islands?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Cook Islands.
Can I find deals for business class flights from Reagan-National to Cook Islands?
Yes. Cheapflights offers flight deals from Reagan-National to Cook Islands by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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$2,337+ Cheap flights from Reagan-National (DCA) to the Cook Islands

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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Cook Islands with Cheapflights

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3. Compare prices and book

Cheap flight deals from Reagan-National to Cook Islands

Keep the following information in mind while searching for Reagan-National to Cook Islands flight deals. Data was last updated November 20, 2025.

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Round-trip from

Find flight deals from Reagan-National to Cook Islands

Cheapest flights from Reagan-National to Cook IslandsExplore the most affordable flight options available from Reagan-National to Cook Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

Explore the most affordable flight options available from Reagan-National to Cook Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to the Cook Islands that are best for you.

Best time to book a flight from Reagan-National to Cook Islands

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

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to the Cook Islands

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Cook Islands. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Washington, D.C. Reagan-National Airport to Cook Islands?

Can I find deals for flights from Reagan-National to Cook Islands that include hotel bookings?

How can I find direct flights from Reagan-National to Cook Islands?

Can I find deals for business class flights from Reagan-National to Cook Islands?

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Cheapest flights from Reagan-National to Cook Islands
Explore the most affordable flight options available from Reagan-National to Cook Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.