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St. Maarten

$90+ Cheap flights from Dulles Intl (IAD) to St. Maarten

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 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SXM
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Dulles Intl to St. Maarten

Keep the following information in mind while searching for Dulles Intl to St. Maarten flight deals. Data was last updated June 12, 2025.

Round-trip from

$466
(Kiwi.com)

One-way from

$90
(Priceline)

Popular in

December

Cheapest in

September

Average price

$721

Good round-trip deal

$651 or less

Good one-way deal

$318 or less
From Washington, D.C. Dulles Intl to St. Maarten
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One-way flight from Washington, D.C. Dulles Intl to St. Maarten
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Highest demand for flights based on searches. 2% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to St. Maarten.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to St. Maarten.
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Find flight deals from Dulles Intl to St. Maarten

Cheapest flights from Dulles Intl to St. Maarten
Explore the most affordable flight options available from Dulles Intl to St. Maarten. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/126:10 amIAD - SXM
2 stops11h 11mFrontier
Sat 7/196:26 pmSXM - IAD
1 stop17h 03mFrontier
Deal found 6/12$466
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/611:58 amIAD - SXM
2 stops26h 02mMultiple Airlines
Sat 7/123:05 pmSXM - IAD
2 stops20h 03mMultiple Airlines
Deal found 6/10$481
This Copa Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/204:34 pmIAD - SXM
1 stop18h 53mCopa Airlines
Sun 9/2812:24 pmSXM - IAD
1 stop15h 58mCopa Airlines
Deal found 6/12$482
This Air Canada deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/219:55 amIAD - SXM
1 stop27h 00mAir Canada
Sat 11/293:05 pmSXM - IAD
1 stop29h 34mAir Canada
Deal found 6/10$543
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/227:00 amIAD - SXM
1 stop6h 47mDelta
Wed 10/293:15 pmSXM - IAD
1 stop8h 02mDelta
Deal found 6/12$547
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:06 amIAD - SXM
2 stops10h 04mAmerican Airlines
Wed 10/292:35 pmSXM - IAD
1 stop9h 27mAmerican Airlines
Deal found 6/12$552
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/258:17 amIAD - SXM
Nonstop4h 12mUnited Airlines
Mon 12/224:55 pmSXM - IAD
Nonstop4h 32mUnited Airlines
Deal found 6/11$623

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to St. Maarten that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to St. Maarten that are best for you.

Fly from

Dulles Intl

Fly to

St. Maarten

Route

Depart

Return

Price

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

Sat 7/12

6:10 am-5:21 pm

2 stops11h 11m

Simpson Bay Princess Juliana

Sat 7/19

6:26 pm-11:29 am

1 stop17h 03m

$466

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

Sun 7/6

11:58 am-2:00 pm

2 stops26h 02m

Simpson Bay Princess Juliana

Sat 7/12

3:05 pm-11:08 am

2 stops20h 03m

$481

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

Sat 9/20

4:34 pm-11:27 am

1 stop18h 53m

Simpson Bay Princess Juliana

Sun 9/28

12:24 pm-4:22 am

1 stop15h 58m

$482

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

Fri 11/21

9:55 am-1:55 pm

1 stop27h 00m

Simpson Bay Princess Juliana

Sat 11/29

3:05 pm-7:39 pm

1 stop29h 34m

$543

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

Wed 10/22

7:00 am-1:47 pm

1 stop6h 47m

Simpson Bay Princess Juliana

Wed 10/29

3:15 pm-11:17 pm

1 stop8h 02m

$547

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

Wed 10/22

5:06 am-3:10 pm

2 stops10h 04m

Simpson Bay Princess Juliana

Wed 10/29

2:35 pm-12:02 am

1 stop9h 27m

$552

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

Wed 6/25

8:17 am-12:29 pm

Nonstop4h 12m

Simpson Bay Princess Juliana

Mon 12/22

4:55 pm-8:27 pm

Nonstop4h 32m

$623

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

Thu 7/17

12:31 pm-5:21 pm

1 stop28h 50m

$90

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

Thu 11/13

9:45 am-4:15 pm

1 stop29h 30m

$180

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

Sun 6/29

11:12 am-2:00 pm

2 stops26h 48m

$212

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 15 results
1
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Best time to book a flight from Dulles Intl to St. Maarten

Have a flexible travel schedule? Discover the best time to fly to St. Maarten 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 St. Maarten

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to St. Maarten (average of $459). Flying from Washington, D.C. Dulles Intl Airport to St. Maarten in March is currently the most expensive (average of $657). 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 is the cheapest time of day to fly from IAD to SX?

Find hourly flight availability from Dulles Intl to St. Maarten. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Washington, D.C. Dulles Intl Airport to St. Maarten, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing St. Maarten

Get insights into the airlines that provide service to St. Maarten. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Maarten. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Delta, Copa Airlines and United Airlines from Washington, D.C. to St. Maarten by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Copa Airlines
7.5
Good
1,451 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to St. Maarten. 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. Dulles Intl Airport to St. Maarten one-way?

    $90 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Air Canada and Copa Airlines, with prices starting from $180 and $222, respectively.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to St. Maarten?

    On average you can expect to pay $548 for a flight from Washington, D.C. Dulles Intl Airport to St. Maarten. The cheapest flight overall is $313 while the most popular route, (Washington, D.C. Dulles Intl - Simpson Bay Princess Juliana) is currently priced at $435.

  • Can I find deals for flights from Dulles Intl to St. Maarten that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to St. Maarten?

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

  • Can I find deals for business class flights from Dulles Intl to St. Maarten?

    Yes. Cheapflights offers flight deals from Dulles Intl to St. Maarten 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 St. Maarten?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to St. Maarten (average of $459). Flying from Washington, D.C. Dulles Intl Airport to St. Maarten in March is currently the most expensive (average of $657). 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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See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Dulles Intl to St. Maarten

Discover the top 3 airlines that operate flights from Dulles Intl to St. Maarten. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$529Average$648FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$539Average$782FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$549Average$767FlexibilityNo cancel feeOn-time71%

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