What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Cook Islands?

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cook Islands (average of $905). Flying from Washington, D.C. Dulles Intl Airport to Cook Islands in December is currently the most expensive (average of $1,469). 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.

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 IAD to CK?

When flying from Washington, D.C. Dulles Intl Airport to Cook Islands, 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 Dulles Intl to Cook Islands that include hotel bookings?

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

How can I find direct flights from Dulles Intl to Cook Islands?

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

Can I find deals for business class flights from Dulles Intl to Cook Islands?

Yes. Cheapflights offers flight deals from Dulles Intl 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.

$1,322+ Flights from Washington, D.C. Dulles Intl Airport to the Cook Islands

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Cheap flight deals from Dulles Intl to Cook Islands

Round-trip from	$1,322 (Alaska Airlines)

From Washington, D.C. Dulles Intl to Cook Islands

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Find flight deals from Dulles Intl to Cook Islands

Cheapest flights from Dulles Intl to Cook Islands
Explore the most affordable flight options available from Dulles Intl to Cook Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2025.

Thu 8/285:52 pmIAD - RAR

2 stops59h 06mAlaska Airlines

Sun 8/3112:40 pmRAR - IAD

2 stops46h 12mAlaska Airlines

Deal found 7/23

$1,322

Wed 8/275:55 pmIAD - RAR

2 stops26h 45mAir New Zealand

Sun 8/314:00 pmRAR - IAD

2 stops34h 08mAir New Zealand

Deal found 7/22

$2,827

Best flights from Dulles Intl to Cook Islands
Discover carefully curated flight deals from Dulles Intl to Cook Islands that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 25, 2025.

Thu 8/285:52 pmIAD - RAR

2 stops59h 06mAlaska Airlines

Sun 8/3112:40 pmRAR - IAD

2 stops46h 12mAlaska Airlines

Deal found 7/23

$1,322

Wed 8/275:55 pmIAD - RAR

2 stops26h 45mAir New Zealand

Sun 8/314:00 pmRAR - IAD

2 stops34h 08mAir New Zealand

Deal found 7/22

$2,827

Last-minute flights from Dulles Intl to Cook Islands
Discover last-minute flight deals from Dulles Intl to Cook Islands. Data last updated July 25, 2025 and is based on user searches.

Sat 8/210:16 pmIAD - RAR

2 stops46h 24mAir New Zealand

Wed 8/64:00 pmRAR - IAD

2 stops24h 18mAir New Zealand

Deal found 7/24

$2,913

Wed 8/275:55 pmIAD - RAR

2 stops26h 45mAir New Zealand

Sun 8/314:00 pmRAR - IAD

2 stops34h 08mAir New Zealand

Deal found 7/22

$2,827

Thu 8/285:52 pmIAD - RAR

2 stops59h 06mAlaska Airlines

Sun 8/3112:40 pmRAR - IAD

2 stops46h 12mAlaska Airlines

Deal found 7/23

$1,322

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Rarotonga

IAD - RAR

IADRAR

Washington, D.C. Dulles Intl

Thu 8/28

5:52 pm-10:58 pm

2 stops59h 06m

Rarotonga

Sun 8/31

12:40 pm-4:52 pm

2 stops46h 12m

$1,322

Washington, D.C.Rarotonga

IAD - RAR

IADRAR

Washington, D.C. Dulles Intl

Wed 8/27

5:55 pm-2:40 pm

2 stops26h 45m

Rarotonga

Sun 8/31

4:00 pm-8:08 am

2 stops34h 08m

$2,827

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Best time to book a flight from Dulles Intl to Cook Islands

Have a flexible travel schedule? Discover the best time to fly to Cook Islands from Dulles Intl 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. Dulles Intl Airport to the Cook Islands

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Cook Islands

Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to the Cook Islands, such as Alaska Airlines and Air New Zealand. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Air New Zealand

8.0

Very good

499 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Can I find deals for flights from Dulles Intl to Cook Islands that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Cook Islands flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Cook Islands?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Cook Islands.
Can I find deals for business class flights from Dulles Intl to Cook Islands?
Yes. Cheapflights offers flight deals from Dulles Intl 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.
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Cook Islands?
Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cook Islands (average of $905). Flying from Washington, D.C. Dulles Intl Airport to Cook Islands in December is currently the most expensive (average of $1,469). 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

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$1,322+ Cheap flights from Dulles Intl (IAD) 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Cook Islands with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Dulles Intl to Cook Islands

Keep the following information in mind while searching for Dulles Intl to Cook Islands flight deals. Data was last updated July 25, 2025.

Round-trip from

Find flight deals from Dulles Intl to Cook Islands

Cheapest flights from Dulles Intl to Cook IslandsExplore the most affordable flight options available from Dulles Intl to Cook Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2025.

Explore the most affordable flight options available from Dulles Intl to Cook Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Dulles Intl to Cook Islands

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

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to the Cook Islands

Reviews of airlines servicing Cook Islands

Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to the Cook Islands, such as Alaska Airlines and Air New Zealand. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

Can I find deals for flights from Dulles Intl to Cook Islands that include hotel bookings?

How can I find direct flights from Dulles Intl to Cook Islands?

Can I find deals for business class flights from Dulles Intl to Cook Islands?

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Cook Islands?

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 Dulles Intl to Cook Islands

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

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Travel Smart

Cheapest flights from Dulles Intl to Cook Islands
Explore the most affordable flight options available from Dulles Intl to Cook Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2025.