Simpson Bay

$164+ Cheap flights from Dulles Intl (IAD) to Simpson Bay (SXM)

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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SXM
févr. 9 — févr. 161
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The best prices from Washington, D.C. Dulles Intl to Simpson Bay Princess Juliana are usually found in May or October, booked 14 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Dulles Intl to Simpson Bay

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Simpson Bay (SXM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated février 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$565
(Orbitz)

One-way from

$165
(Kiwi.com)

Popular in

March

Cheapest in

May

Average price

$814

Good round-trip deal

$630 or less

Good one-way deal

$348 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Simpson Bay Princess Juliana flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Simpson Bay Princess Juliana flights.
From Washington, D.C. Dulles Intl to Simpson Bay Princess Juliana
One-way flight from Washington, D.C. Dulles Intl to Simpson Bay Princess Juliana
Highest demand for flights based on searches. 7% potential increase in price ($59 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
Average for round-trip flights in February 2025
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Simpson Bay Princess Juliana.
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Simpson Bay Princess Juliana.

Find flight deals from Dulles Intl to Simpson Bay

Cheapest flights from Dulles Intl to Simpson Bay
Explore the most affordable flight options available from Dulles Intl to Simpson Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on février 4, 2025.

This Travelocity deal was found by Cheapflights users on 2/4. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 3/153:55 pmIAD - SXM
2 stops47h 20mAir Canada
sam. 4/54:45 pmSXM - IAD
1 stop16h 56mAir Canada
Deal found 2/4$565
This Delta deal was found by Cheapflights users on 2/4. 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.
mer. 3/126:00 amIAD - SXM
1 stop8h 01mDelta
mer. 3/191:40 pmSXM - IAD
1 stop10h 51mDelta
Deal found 2/4$567
This Booking.com deal was found by Cheapflights users on 2/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 3/63:34 pmIAD - SXM
1 stop18h 39mMultiple Airlines
mer. 3/124:15 pmSXM - IAD
2 stops22h 58mMultiple Airlines
Deal found 2/4$568
This American Airlines deal was found by Cheapflights users on 2/4. 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.
jeu. 4/245:00 amIAD - SXM
1 stop8h 00mAmerican Airlines
mar. 4/291:50 pmSXM - IAD
1 stop10h 06mAmerican Airlines
Deal found 2/4$572
This Copa Airlines deal was found by Cheapflights users on 2/4. 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.
mar. 4/294:31 pmIAD - SXM
1 stop18h 50mCopa Airlines
dim. 5/412:18 pmSXM - IAD
1 stop16h 02mCopa Airlines
Deal found 2/4$578
This United Airlines deal was found by Cheapflights users on 2/4. 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.
sam. 5/108:17 amIAD - SXM
Nonstop4h 12mUnited Airlines
sam. 5/173:55 pmSXM - IAD
Nonstop4h 25mUnited Airlines
Deal found 2/4$583
This Booking.com deal was found by Cheapflights users on 2/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 5/214:31 pmIAD - SXM
2 stops47h 19mFrontier
lun. 5/265:00 pmSXM - IAD
2 stops23h 23mFrontier
Deal found 2/4$616

Find flights from Dulles Intl to Simpson Bay within your budget

Customize your flight search to find flights from Dulles Intl to Simpson Bay 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 février 4, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

sam. 3/15

3:55 pm-3:15 pm

2 stops47h 20m

Simpson Bay Princess Juliana

sam. 4/5

4:45 pm-9:41 am

1 stop16h 56m

$565

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

mer. 3/12

6:00 am-2:01 pm

1 stop8h 01m

Simpson Bay Princess Juliana

mer. 3/19

1:40 pm-12:31 am

1 stop10h 51m

$567

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

jeu. 3/6

3:34 pm-11:13 am

1 stop18h 39m

Simpson Bay Princess Juliana

mer. 3/12

4:15 pm-3:13 pm

2 stops22h 58m

$568

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

mer. 4/23

5:00 am-2:14 pm

2 stops9h 14m

Simpson Bay Princess Juliana

mar. 4/29

3:18 pm-1:42 pm

2 stops22h 24m

$572

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

mer. 3/5

6:02 am-1:51 pm

1 stop6h 49m

Simpson Bay Princess Juliana

lun. 3/10

3:55 pm-8:27 pm

Nonstop4h 32m

$582

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

jeu. 3/20

2:18 am-11:13 am

1 stop8h 55m

Simpson Bay Princess Juliana

ven. 3/28

12:21 pm-12:30 am

1 stop12h 09m

$585

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

mer. 5/21

4:31 pm-3:50 pm

2 stops47h 19m

Simpson Bay Princess Juliana

lun. 5/26

5:00 pm-4:23 pm

2 stops23h 23m

$616

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

dim. 2/23

7:31 pm-2:30 pm

2 stops17h 59m

$164

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

mar. 2/25

10:35 am-4:15 pm

1 stop28h 40m

$191

Washington, D.C.Simpson Bay

IAD - SXM

IADSXM

Washington, D.C. Dulles Intl

sam. 7/26

8:18 pm-1:05 pm

1 stop16h 47m

$283

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Showing 1-10 of 13 results
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Compare providers for flights from Dulles Intl to Simpson Bay

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Simpson Bay in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Simpson Bay flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Simpson Bay flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Simpson Bay flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Simpson Bay flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Simpson Bay flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Simpson Bay

Have a flexible travel schedule? Discover the best time to fly to Simpson Bay 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.

Travel insights for flights from Dulles Intl to Simpson Bay

Get recent, data-driven insights about flights from Dulles Intl to Simpson Bay including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Simpson Bay?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Simpson Bay. Price data was last updated on January 31, 2025.

Booking 14 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Simpson Bay. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest time of day to fly from IAD to SXM?

Find hourly flight availability from Dulles Intl to Simpson Bay. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated février 4, 2025.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Simpson Bay is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 28% on airfare.

Reviews of airlines servicing Simpson Bay

Get insights into the airlines that provide service to Simpson Bay. 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 Simpson Bay. Reviews last updated février 4, 2025.
Peruse reviews from past customers who have flown with Delta, Copa Airlines and United Airlines from Washington, D.C. to Simpson Bay to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good
8.0
Very good

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Simpson Bay. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Simpson Bay from Washington, D.C. Dulles Intl?

    Most people fly into Simpson Bay Princess Juliana (SXM) if they book a flight to Simpson Bay from Washington, D.C. Dulles Intl. On average, Princess Juliana has 0 inbound flights from Washington, D.C. Dulles Intl per day from 4 airlines. Simpson Bay Princess Juliana is conveniently located just 0.5 mi from Simpson Bay’s city center.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Simpson Bay round-trip?

    Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Simpson Bay round-trip from $565. Other airlines that can offer you cheap pricing are Delta, from $567, and American Airlines, from $572. Users have found that Air Canada is 26% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Simpson Bay one-way?

    $191 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $315 and $320, respectively.

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

    Looking at all options, your cheapest flight can be booked for $273. While the most popular route (Washington, D.C. Dulles Intl - Simpson Bay Princess Juliana) can be booked for $470 on average our data indicates $545 when flying from Washington, D.C. Dulles Intl Airport to Simpson Bay.

  • Can I find deals for flights from Dulles Intl to Simpson Bay that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to Simpson Bay?

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

  • Can I find deals for business class flights from Dulles Intl to Simpson Bay?

    Yes. Cheapflights offers flight deals from Dulles Intl to Simpson Bay 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 Simpson Bay?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Simpson Bay (average of $459). Flying from Washington, D.C. Dulles Intl Airport to Simpson Bay in July is currently the most expensive (average of $684). 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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Alternative routes for Dulles Intl to Simpson Bay

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

Top 4 airlines flying from Dulles Intl to Simpson Bay

Discover the top 4 airlines that operate flights from Dulles Intl to Simpson Bay. 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 février 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$468Average$524FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$501Average$819FlexibilityNo cancel feeOn-time71%
DeltaCheapest$504Average$662FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$539Average$768FlexibilityNo cancel feeOn-time69%
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