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Simpson Bay

$230+ Cheap flights from Seattle (SEA) 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SXM
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheap flight deals from Seattle to Simpson Bay

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$541
(Delta)

One-way from

$230
(Delta)

Popular in

December

Cheapest in

October

Average price

$698
Provider with most accurate pricing for Seattle/Tacoma Intl-Simpson Bay Princess Juliana flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Simpson Bay Princess Juliana flights.
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From Seattle/Tacoma Intl to Simpson Bay Princess Juliana
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One-way flight from Seattle/Tacoma Intl to Simpson Bay Princess Juliana
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Highest demand for flights based on searches. 8% potential increase in price ($81 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($50 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Seattle to Simpson Bay

Cheapest flights from Seattle to Simpson Bay
Explore the most affordable flight options available from Seattle to Simpson Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This American Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 12/122:46 pmSEA - SXM
1 stop20h 22mAmerican Airlines
Fri 12/195:33 pmSXM - SEA
1 stop21h 57mAmerican Airlines
Deal found 10/28$541
This Delta deal was found by Cheapflights users on 10/28. 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.
Sun 11/163:42 pmSEA - SXM
1 stop19h 13mDelta
Mon 11/244:20 pmSXM - SEA
1 stop11h 39mDelta
Deal found 10/28$650
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Sun 11/1610:07 pmSEA - SXM
2 stops14h 15mAmerican Airlines
Mon 11/245:24 pmSXM - SEA
2 stops20h 41mAmerican Airlines
Deal found 10/28$655
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 12/2211:15 pmSEA - SXM
1 stop10h 35mUnited Airlines
Mon 12/294:55 pmSXM - SEA
1 stop22h 32mUnited Airlines
Deal found 10/27$678
This Mytrip deal was found by Cheapflights users on 10/28. 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.
Fri 12/125:50 amSEA - SXM
3 stops26h 25mMultiple Airlines
Fri 12/193:20 pmSXM - SEA
2 stops24h 33mMultiple Airlines
Deal found 10/28$743
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Tue 11/49:34 pmSEA - SXM
2 stops18h 18mMultiple Airlines
Mon 11/103:20 pmSXM - SEA
1 stop34h 50mMultiple Airlines
Deal found 10/27$751
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 12/2910:13 pmSEA - SXM
1 stop11h 46mAmerican Airlines
Mon 1/55:33 pmSXM - SEA
2 stops21h 32mAmerican Airlines
Deal found 10/27$755
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 12/2111:59 pmSEA - SXM
2 stops33h 51mUnited Airlines
Mon 12/294:55 pmSXM - SEA
1 stop22h 32mUnited Airlines
Deal found 10/27$782

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle 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 October 28, 2025.
Use the filters below to find and compare flights from Seattle to Simpson Bay that are best for you.

Fly from

Seattle

Fly to

Simpson Bay

Route

Depart

Return

Price

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Sat 1/10

9:59 pm-12:30 pm

1 stop10h 31m

Simpson Bay Princess Juliana

Sat 1/17

5:28 pm-10:07 am

1 stop20h 39m

$541

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Sat 1/10

9:45 pm-4:28 pm

2 stops14h 43m

Simpson Bay Princess Juliana

Sat 1/17

5:33 pm-11:05 am

2 stops21h 32m

$571

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Wed 3/18

1:55 pm-12:50 pm

1 stop19h 55m

Simpson Bay Princess Juliana

Wed 3/25

2:15 pm-11:21 pm

1 stop12h 06m

$581

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Sun 4/5

10:52 pm-3:10 pm

1 stop13h 18m

Simpson Bay Princess Juliana

Mon 4/13

2:35 pm-9:23 am

2 stops21h 48m

$647

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Sun 11/16

3:42 pm-2:55 pm

1 stop19h 13m

Simpson Bay Princess Juliana

Mon 11/24

4:20 pm-11:59 pm

1 stop11h 39m

$650

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Sun 11/16

10:08 pm-2:19 pm

1 stop12h 11m

Simpson Bay Princess Juliana

Mon 11/24

5:24 pm-9:45 am

2 stops20h 21m

$655

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Sun 3/15

9:30 pm-1:53 pm

1 stop13h 23m

$230

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Sun 3/15

10:40 pm-3:10 pm

2 stops13h 30m

$270

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Sun 3/15

3:10 pm-2:17 pm

3 stops20h 07m

$327

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Thu 11/6

3:45 pm-2:49 pm

1 stop19h 04m

$403

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 16 results
1
2

Compare providers for flights from Seattle 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 Seattle to Simpson Bay in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*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 Seattle-Simpson Bay flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Simpson Bay flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-Simpson Bay flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Simpson Bay flights, Cheapflights users trust eDreams the most. eDreams 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 Seattle-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 Seattle to Simpson Bay

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

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

Find hourly flight availability from Seattle 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 October 28, 2025.

When flying from Seattle to Simpson Bay, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 21% versus a flight in the evening.

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 October 28, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from Seattle to Simpson Bay to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Simpson Bay. 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 Seattle to Simpson Bay?

    Airlines like Delta fly from Seattle to Simpson Bay in about 10h 31m. The time it takes to get you to your destination can typically vary by up to . Seattle and Simpson Bay are separated by a distance of 3875 mi.

  • What are the cheapest airlines flying from Seattle to Simpson Bay round-trip?

    Flying on Delta is currently your cheapest option to Simpson Bay, with prices starting at $531. Another option worth looking into is American Airlines, starting at $611 round trip. Delta is 41% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Seattle to Simpson Bay one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $230. American Airlines flights start at $270 while deals on WestJet start at $327 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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.

See more FAQs

Traveling to a place near Simpson Bay?

Book flights to Simpson Bay if you plan to visit one of these locations
Philipsburg

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Alternative routes for Seattle to Simpson Bay

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Portland to Simpson Bay flights

Top 2 airlines flying from Seattle to Simpson Bay

Discover the top 2 airlines that operate flights from Seattle 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$531Average$929FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$611Average$818FlexibilityNo cancel feeOn-time71%

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