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Simpson Bay

$225+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SXM
Jun 28 — Jul 51
Sat 6/28
Sat 7/5
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 June 23, 2025.

Round-trip from

$531
(Delta)

Popular in

December

Cheapest in

October

Average price

$998
From Seattle/Tacoma Intl to Simpson Bay Princess Juliana
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Highest demand for flights based on searches. 6% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 23, 2025.

This Delta deal was found by Cheapflights users on 6/23. 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.
Sat 10/119:20 pmSEA - SXM
1 stop13h 27mDelta
Sat 10/183:15 pmSXM - SEA
1 stop11h 56mDelta
Deal found 6/23$531
This American Airlines deal was found by Cheapflights users on 6/23. 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.
Thu 8/78:08 pmSEA - SXM
1 stop16h 01mAmerican Airlines
Thu 8/144:30 pmSXM - SEA
2 stops19h 49mAmerican Airlines
Deal found 6/23$536
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 10/148:34 amSEA - SXM
1 stop26h 50mMultiple Airlines
Mon 10/203:27 pmSXM - SEA
1 stop33h 48mMultiple Airlines
Deal found 6/23$601
This United Airlines deal was found by Cheapflights users on 6/22. 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.
Fri 10/1010:54 pmSEA - SXM
1 stop10h 35mUnited Airlines
Sat 10/181:35 pmSXM - SEA
2 stops24h 56mUnited Airlines
Deal found 6/22$630
This Mytrip deal was found by Cheapflights users on 6/21. 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.
Mon 8/45:30 pmSEA - SXM
3 stops41h 30mSpirit Airlines
Mon 8/113:05 pmSXM - SEA
3 stops28h 20mSpirit Airlines
Deal found 6/21$693
This WestJet deal was found by Cheapflights users on 6/21. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/162:05 pmSEA - SXM
2 stops45h 14mWestJet
Sun 9/282:10 pmSXM - SEA
2 stops33h 19mWestJet
Deal found 6/21$710
This Priceline deal was found by Cheapflights users on 6/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:30 amSEA - SXM
1 stop28h 45mAir Canada
Fri 11/285:15 pmSXM - SEA
2 stops29h 11mAir Canada
Deal found 6/22$760

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 June 23, 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 10/11

9:20 pm-1:47 pm

1 stop13h 27m

Simpson Bay Princess Juliana

Sat 10/18

3:15 pm-12:11 am

1 stop11h 56m

$531

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Thu 8/7

11:30 pm-3:09 pm

2 stops12h 39m

Simpson Bay Princess Juliana

Thu 8/14

4:30 pm-10:51 am

2 stops21h 21m

$536

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Tue 10/14

8:34 am-2:24 pm

1 stop26h 50m

Simpson Bay Princess Juliana

Mon 10/20

3:27 pm-10:15 pm

1 stop33h 48m

$601

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Fri 10/10

10:54 pm-12:29 pm

1 stop10h 35m

Simpson Bay Princess Juliana

Sat 10/18

1:35 pm-11:31 am

2 stops24h 56m

$630

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Mon 8/4

5:30 pm-2:00 pm

3 stops41h 30m

Simpson Bay Princess Juliana

Mon 8/11

3:05 pm-4:25 pm

3 stops28h 20m

$693

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Tue 9/16

2:05 pm-2:19 pm

2 stops45h 14m

Simpson Bay Princess Juliana

Sun 9/28

2:10 pm-8:29 pm

2 stops33h 19m

$710

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Fri 11/21

7:30 am-4:15 pm

1 stop28h 45m

Simpson Bay Princess Juliana

Fri 11/28

5:15 pm-6:26 pm

2 stops29h 11m

$760

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Mon 10/20

11:07 pm-1:15 pm

1 stop11h 08m

$225

SeattleSimpson Bay

SEA - SXM

SEASXM

Seattle/Tacoma Intl

Fri 12/19

10:30 pm-11:20 am

2 stops32h 50m

$782

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/21

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 month to book a flight from Seattle to Simpson Bay?

Currently, September is the cheapest month in which you can book a flight from Seattle to Simpson Bay (average of $459). Flying from Seattle to Simpson Bay in March is currently the most expensive (average of $656). 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 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 June 23, 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 at noon, which can drop the price by up to 13% versus a flight in the afternoon.

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 June 23, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines 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
8.0
Very good
7,966 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

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
7,966 reviews
Delta
8.0
Very good
7,966 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

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
8,831 reviews
Delta
8.0
Very good
7,966 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

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
7,966 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

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
2,887 reviews
Delta
8.0
Very good
7,966 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

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!
Spirit Airlines
6.3
Okay
8,077 reviews
Delta
8.0
Very good
7,966 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

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 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.

  • 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. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $536 and $636, respectively. Delta is 36% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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.

  • What is the cheapest month to book a flight from Seattle to Simpson Bay?

    Currently, September is the cheapest month in which you can book a flight from Seattle to Simpson Bay (average of $459). Flying from Seattle to Simpson Bay in March is currently the most expensive (average of $656). 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 Seattle to Simpson Bay

See prices for flight routes from nearby airports that may be better suited for you.
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 June 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$524Average$766FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$540Average$857FlexibilityNo cancel feeOn-time71%

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