What airlines fly to Caribbean Islands?

United Airlines, Frontier and Delta are the top three most popular airlines that fly to Caribbean Islands from Washington, D.C. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Caribbean Islands. Keep in mind that there are 9 different airlines that fly to Caribbean Islands on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Caribbean Islands?

Frontier, Delta, and United Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to Caribbean Islands

How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands?

As of November 2025, there are 9 operators available to choose from for flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands.

How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Caribbean Islands?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Caribbean Islands.

What documentation or ID do you need to fly to Caribbean Islands?

The necessary travel and health documents for your Caribbean Islands trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$85 Cheap Flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands in 2025/26

Q: How many flights depart from Washington, D.C. Dulles Intl Airport to Caribbean Islands on average per week?

As of November 2025, 68 flights take off from Washington, D.C. Dulles Intl Airport and land in Caribbean Islands each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.

Q: How many flights depart from Washington, D.C. Dulles Intl Airport to Caribbean Islands on average per day?

As of November 2025, there are 9 flights per day flying from Washington, D.C. Dulles Intl Airport to Caribbean Islands. The most common time of day flights depart is 8:00AM, with 49% of flights taking off at noon.

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:06 pm - 12:53 amIAD-SJU

3h 47mnonstop

4:08 pm - 7:11 pmSJU-IAD

4h 03mnonstop

$188Frontier

Find Deal

Mon, Nov 24 - Tue, Nov 25

12:04 pm - 11:50 pmIAD-SJU

10h 46m1 stop

4:18 pm - 7:31 pmSJU-IAD

4h 13mnonstop

$189Frontier

Find Deal

Sun, Dec 14 - Sat, Dec 20

8:42 am - 11:50 amIAD-NAS

3h 08mnonstop

2:35 pm - 10:15 pmNAS-IAD

7h 40m1 stop

$348United Airlines

Find Deal

Sat, Dec 6 - Tue, Dec 9

8:15 am - 1:40 pmIAD-AUA

4h 25mnonstop

5:35 pm - 9:10 pmAUA-IAD

4h 35mnonstop

$349United Airlines

Find Deal

Sun, Dec 7 - Thu, Dec 11

6:25 am - 12:13 pmIAD-NAS

5h 48m1 stop

7:45 am - 12:04 amNAS-IAD

16h 19m2 stops

$357American Airlines

Find Deal

Sun, Dec 14 - Fri, Dec 19

6:25 am - 12:13 pmIAD-NAS

5h 48m1 stop

3:00 pm - 12:01 amNAS-IAD

9h 01m1 stop

$358American Airlines

Find Deal

Thu, Dec 11 - Sun, Dec 14

2:12 am - 2:46 pmIAD-AUA

12h 34m1 stop

7:05 am - 12:30 amAUA-IAD

17h 25m1 stop

$358Copa Airlines

Find Deal

Sat, May 9 - Sun, May 17

8:25 am - 9:59 pmIAD-AUA

12h 34m1 stop

7:05 am - 11:30 pmAUA-IAD

17h 25m1 stop

$361Copa Airlines

Find Deal

Thu, Jan 22 - Thu, Jan 29

7:30 pm - 12:55 pmIAD-AUA

16h 25m1 stop

4:35 pm - 12:24 amAUA-IAD

8h 49m1 stop

$364Delta

Find Deal

Wed, Jan 28 - Mon, Feb 2

12:23 pm - 12:20 pmIAD-AUA

22h 57m2 stops

1:35 pm - 11:43 amAUA-IAD

23h 08m2 stops

$368Delta

Find Deal

Sun, Feb 1 - Wed, Feb 4

Delta flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Caribbean Islands flight tickets

Delta

Jan 17

IAD12:23 pmWashington, D.C. Dulles Intl

10h 36m

1 stop

SJU11:59 pmSan Juan Luis Munoz Marin Intl

Jan 21

SJU2:15 pmSan Juan Luis Munoz Marin Intl

11h 09m

1 stop

IAD12:24 amWashington, D.C. Dulles Intl

$222

Find similar

Delta

Jan 12

IAD12:09 pmWashington, D.C. Dulles Intl

10h 35m

1 stop

SJU11:44 pmSan Juan Luis Munoz Marin Intl

Jan 22

SJU6:27 pmSan Juan Luis Munoz Marin Intl

6h 57m

1 stop

IAD12:24 amWashington, D.C. Dulles Intl

$225

Find similar

Delta

Feb 3

IAD6:00 amWashington, D.C. Dulles Intl

7h 10m

1 stop

SJU2:10 pmSan Juan Luis Munoz Marin Intl

Feb 6

SJU6:27 pmSan Juan Luis Munoz Marin Intl

6h 57m

1 stop

IAD12:24 amWashington, D.C. Dulles Intl

$230

Find similar

Frontier flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands

Our best Frontier deals on Washington, D.C. Dulles Intl Airport to Caribbean Islands flight tickets

Frontier

Nov 24

IAD8:06 pmWashington, D.C. Dulles Intl

3h 47m

SJU12:53 amSan Juan Luis Munoz Marin Intl

Nov 25

SJU4:08 pmSan Juan Luis Munoz Marin Intl

4h 03m

IAD7:11 pmWashington, D.C. Dulles Intl

$188

Find similar

Frontier

Dec 14

IAD12:04 pmWashington, D.C. Dulles Intl

10h 46m

1 stop

SJU11:50 pmSan Juan Luis Munoz Marin Intl

Dec 20

SJU4:18 pmSan Juan Luis Munoz Marin Intl

4h 13m

IAD7:31 pmWashington, D.C. Dulles Intl

$189

Find similar

Frontier

Feb 5

IAD5:37 pmWashington, D.C. Dulles Intl

23h 17m

2 stops

SJU5:54 pmSan Juan Luis Munoz Marin Intl

Feb 13

SJU11:29 amSan Juan Luis Munoz Marin Intl

4h 13m

IAD2:42 pmWashington, D.C. Dulles Intl

$193

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Mon 11/24

8:06 pm-12:53 am

Nonstop3h 47m

San Juan Luis Munoz Marin Intl

Tue 11/25

4:08 pm-7:11 pm

Nonstop4h 03m

$188

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Sun 12/14

12:04 pm-11:50 pm

1 stop10h 46m

San Juan Luis Munoz Marin Intl

Sat 12/20

4:18 pm-7:31 pm

Nonstop4h 13m

$189

Washington, D.C.Nassau

IAD - NAS

IADNAS

Washington, D.C. Dulles Intl

Sat 12/6

8:42 am-11:50 am

Nonstop3h 08m

Nassau Intl

Tue 12/9

2:35 pm-10:15 pm

1 stop7h 40m

$348

Washington, D.C.Oranjestad

IAD - AUA

IADAUA

Washington, D.C. Dulles Intl

Sun 12/7

8:15 am-1:40 pm

Nonstop4h 25m

Oranjestad Reina Beatrix

Thu 12/11

5:35 pm-9:10 pm

Nonstop4h 35m

$349

Washington, D.C.Nassau

IAD - NAS

IADNAS

Washington, D.C. Dulles Intl

Sun 12/14

6:25 am-12:13 pm

1 stop5h 48m

Nassau Intl

Fri 12/19

7:45 am-12:04 am

2 stops16h 19m

$357

Washington, D.C.Nassau

IAD - NAS

IADNAS

Washington, D.C. Dulles Intl

Thu 12/11

6:25 am-12:13 pm

1 stop5h 48m

Nassau Intl

Sun 12/14

3:00 pm-12:01 am

1 stop9h 01m

$358

Washington, D.C.Oranjestad

IAD - AUA

IADAUA

Washington, D.C. Dulles Intl

Sat 5/9

2:12 am-2:46 pm

1 stop12h 34m

Oranjestad Reina Beatrix

Sun 5/17

7:05 am-12:30 am

1 stop17h 25m

$358

Washington, D.C.Oranjestad

IAD - AUA

IADAUA

Washington, D.C. Dulles Intl

Thu 1/22

8:25 am-9:59 pm

1 stop12h 34m

Oranjestad Reina Beatrix

Thu 1/29

7:05 am-11:30 pm

1 stop17h 25m

$361

Washington, D.C.Oranjestad

IAD - AUA

IADAUA

Washington, D.C. Dulles Intl

Wed 1/28

7:30 pm-12:55 pm

1 stop16h 25m

Oranjestad Reina Beatrix

Mon 2/2

4:35 pm-12:24 am

1 stop8h 49m

$364

Washington, D.C.Oranjestad

IAD - AUA

IADAUA

Washington, D.C. Dulles Intl

Sun 2/1

12:23 pm-12:20 pm

2 stops22h 57m

Oranjestad Reina Beatrix

Wed 2/4

1:35 pm-11:43 am

2 stops23h 08m

$368

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Caribbean Islands

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Caribbean Islands?

The month of June is, on average, the cheapest month to fly to Caribbean Islands from Washington, D.C. Dulles Intl Airport, with most prices found around $303. The month of October is another great option to travel to Caribbean Islands, with average flight prices from Washington, D.C. Dulles Intl Airport averaging around $310.

What is the cheapest day to depart on your flight to Caribbean Islands?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Caribbean Islands is on a Tuesday. Travelers who choose to depart for Caribbean Islands on a Tuesday will often find tickets for as low as $338. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $534. These prices are subject to change though, so be sure to set up a Price Alert for flights to Caribbean Islands.

What is the cheapest time of day to depart on your flight to Caribbean Islands?

According to our data, the cheapest time of day to fly to Caribbean Islands is at noon. momondo users have found flights departing from Washington, D.C. Dulles Intl Airport to Caribbean Islands at noon for as low as $238. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around $489. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Washington, D.C. Dulles Intl to Caribbean Islands flight route?

Fly from Washington, D.C. Dulles Intl to San Juan Luis Munoz Marin Intl for the best Washington, D.C. Dulles Intl - Caribbean Islands flight prices

How far in advance should I book a flight to Caribbean Islands?

You are more likely to see cheaper flights to Caribbean Islands from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Caribbean Islands for around $406 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Caribbean Islands from Washington, D.C. Dulles Intl Airport for as low as $328 on momondo.

What cabin class options are available on Washington, D.C. Dulles Intl to Caribbean Islands flights?

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl to Caribbean Islands flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Caribbean Islands flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. Dulles Intl Airport to Caribbean Islands.

Cheap Washington, D.C. Dulles Intl Airport to Caribbean Islands flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Caribbean Islands

Fastest flight time	2h 55m
Direct flights	Every day
Airports in Caribbean Islands	1 airport

The fastest flight from Washington, D.C. Dulles Intl Airport to Caribbean Islands takes 2h 55m

Direct flights go from Washington, D.C. Dulles Intl Airport to Caribbean Islands every day.

There is 1 airport near Caribbean Islands: Nassau Intl (NAS)

Search flight deals

When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands?
Prices for flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands refresh daily.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands?
As of November 2025, there are 9 operators available to choose from for flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Caribbean Islands?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Caribbean Islands.
What documentation or ID do you need to fly to Caribbean Islands?
The necessary travel and health documents for your Caribbean Islands trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Caribbean Islands?
momondo data reveals that the most frequently booked plane model on the route from Washington, D.C. Dulles Intl Airport to Caribbean Islands is Airbus A320neo, representing 12.81% of all bookings. The subsequent popular models are Boeing 777 at 12.69%, Boeing 737-900 at 7.46%, and Boeing 737 MAX 9 at 7.43%.

Best airlines flying from Washington, D.C. Dulles Intl Airport to Caribbean Islands

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Caribbean Islands with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $114	Free Cancellation	Rating 5.8 3,113 reviews	Search Frontier flights
American Airlines	PriceFrom $145	Free Cancellation	Rating 7.2 11,048 reviews	Search American Airlines flights
Spirit Airlines	PriceFrom $153	Free Cancellation	Rating 6.3 8,137 reviews	Search Spirit Airlines flights
Delta	PriceFrom $158	Free Cancellation	Rating 7.9 8,010 reviews	Search Delta flights
JetBlue	PriceFrom $161	Free Cancellation	Rating 7.2 2,906 reviews	Search JetBlue flights
Avianca	PriceFrom $167	Free Cancellation	Rating 6.6 2,472 reviews	Search Avianca flights
United Airlines	PriceFrom $273	Free Cancellation	Rating 7.4 9,015 reviews	Search United Airlines flights
Copa Airlines	PriceFrom $360	Free Cancellation	Rating 7.6 1,563 reviews	Search Copa Airlines flights
Air Canada	PriceFrom $450	Free Cancellation	Rating 7.1 10,443 reviews	Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Caribbean Islands?

Finding the right flight to Caribbean Islands from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Caribbean Islands quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Caribbean Islands with flexible booking policies on momondo?

Yes. All flights to Caribbean Islands from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Caribbean Islands?

Once you have performed a search for Washington, D.C. to Caribbean Islands flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Caribbean Islands right now. Can momondo alert me if prices change?

Price alerts on flights to Caribbean Islands from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Caribbean Islands trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities in Caribbean Islands

Flights to New Yorkfrom $44

Flights to Londonfrom $313

Flights to Bangkokfrom $507

Flights to Tokyofrom $426

Flights to Los Angelesfrom $49

Flights to Parisfrom $84

Flights to Copenhagenfrom $359

Flights to Istanbulfrom $374

Flights to Manilafrom $521

Flights to Romefrom $320

Flights to Miamifrom $49

Flights to Chicagofrom $58

Washington, D.C. Dulles Intl Airport flight routes

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Flights from Washington, D.C. Dulles Intl to Knoxville McGhee Tyson

Flights from Washington, D.C. Dulles Intl to South Bend/Michiana

Flights from Washington, D.C. Dulles Intl to Tweed-New Haven

Cheap flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands from $85

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands

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Cheap one-way flights

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Delta flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Caribbean Islands flight tickets

Frontier flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands

Our best Frontier deals on Washington, D.C. Dulles Intl Airport to Caribbean Islands flight tickets

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

See travel insights to Caribbean Islands from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Caribbean Islands

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Caribbean Islands?

What is the cheapest day to depart on your flight to Caribbean Islands?

What is the cheapest time of day to depart on your flight to Caribbean Islands?

What is the cheapest Washington, D.C. Dulles Intl to Caribbean Islands flight route?

Fly from Washington, D.C. Dulles Intl to San Juan Luis Munoz Marin Intl for the best Washington, D.C. Dulles Intl - Caribbean Islands flight prices

How far in advance should I book a flight to Caribbean Islands?

What cabin class options are available on Washington, D.C. Dulles Intl to Caribbean Islands flights?

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl to Caribbean Islands flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Caribbean Islands flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. Dulles Intl Airport to Caribbean Islands.

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Caribbean Islands?

Frontier, Delta, and United Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to Caribbean Islands

What airlines fly to Caribbean Islands?

How many flights depart from Washington, D.C. Dulles Intl Airport to Caribbean Islands on average per day?

As of November 2025, there are 9 flights per day flying from Washington, D.C. Dulles Intl Airport to Caribbean Islands. The most common time of day flights depart is 8:00AM, with 49% of flights taking off at noon.

How many flights depart from Washington, D.C. Dulles Intl Airport to Caribbean Islands on average per week?

As of November 2025, 68 flights take off from Washington, D.C. Dulles Intl Airport and land in Caribbean Islands each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.

Cheap Washington, D.C. Dulles Intl Airport to Caribbean Islands flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Caribbean Islands

Fastest flight time

Direct flights

Airports in Caribbean Islands

When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands?

How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Caribbean Islands?

How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Caribbean Islands?

What documentation or ID do you need to fly to Caribbean Islands?

What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Caribbean Islands?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Caribbean Islands

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Caribbean Islands with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Caribbean Islands?

Can I find flights from Washington, D.C. to Caribbean Islands with flexible booking policies on momondo?

How can momondo help me find flights from Washington, D.C. to Caribbean Islands?

I’m not ready to book a flight from Washington, D.C. to Caribbean Islands right now. Can momondo alert me if prices change?

An easier way to manage your Caribbean Islands trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Caribbean Islands

Popular cities in Caribbean Islands

Popular flights according to clicks in the last 7 days on momondo