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Grand Cayman

$454+ Cheap flights from St. Louis (STL) to Grand Cayman

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GCM
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from St. Louis to Grand Cayman

Keep the following information in mind while searching for St. Louis to Grand Cayman flight deals. Data was last updated July 3, 2025.

Round-trip from

$454
(United Airlines)

Popular in

March

Cheapest in

September

Average price

$595
From Lambert-St Louis to Grand Cayman
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from St. Louis to Grand Cayman

Cheapest flights from St. Louis to Grand Cayman
Explore the most affordable flight options available from St. Louis to Grand Cayman. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This United Airlines deal was found by Cheapflights users on 7/2. 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 8/16:15 amSTL - GCM
1 stop6h 15mUnited Airlines
Sat 8/94:45 pmGCM - STL
1 stop16h 43mUnited Airlines
Deal found 7/2$454
This American Airlines deal was found by Cheapflights users on 6/30. 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 8/155:52 pmSTL - GCM
2 stops17h 18mAmerican Airlines
Fri 8/222:10 pmGCM - STL
2 stops18h 50mAmerican Airlines
Deal found 6/30$458
This Delta deal was found by Cheapflights users on 7/1. 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.
Mon 7/146:00 amSTL - GCM
1 stop5h 22mDelta
Fri 7/1812:37 pmGCM - STL
1 stop8h 57mDelta
Deal found 7/1$624
This Mytrip deal was found by Cheapflights users on 7/1. 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.
Sat 8/210:45 amSTL - GCM
3 stops34h 35mMultiple Airlines
Sun 8/1012:40 pmGCM - STL
2 stops21h 12mMultiple Airlines
Deal found 7/1$702

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Grand Cayman 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 July 3, 2025.
Use the filters below to find and compare flights from St. Louis to Grand Cayman that are best for you.

Fly from

St. Louis

Fly to

Grand Cayman

Route

Depart

Return

Price

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Fri 8/1

6:15 am-12:30 pm

1 stop6h 15m

George Town Owen Roberts Intl

Sat 8/9

4:45 pm-9:28 am

1 stop16h 43m

$454

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Fri 8/15

5:52 pm-11:10 am

2 stops17h 18m

George Town Owen Roberts Intl

Fri 8/22

2:10 pm-9:00 am

2 stops18h 50m

$458

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Mon 7/14

6:00 am-11:22 am

1 stop5h 22m

George Town Owen Roberts Intl

Fri 7/18

12:37 pm-9:34 pm

1 stop8h 57m

$624

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Sat 8/2

10:45 am-9:20 pm

3 stops34h 35m

George Town Owen Roberts Intl

Sun 8/10

12:40 pm-9:52 am

2 stops21h 12m

$702

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from St. Louis to Grand Cayman

Have a flexible travel schedule? Discover the best time to fly to Grand Cayman from St. Louis 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 St. Louis to Grand Cayman

What is the cheapest month to book a flight from St. Louis to Grand Cayman?

Currently, January is the cheapest month in which you can book a flight from St. Louis to Grand Cayman (average of $467). Flying from St. Louis to Grand Cayman in March is currently the most expensive (average of $594). 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.

Reviews of airlines servicing Grand Cayman

Get insights into the airlines that provide service to Grand Cayman. 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 Grand Cayman. Reviews last updated July 3, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from St. Louis to Grand Cayman have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

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
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

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
7,982 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

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 St. Louis to Grand Cayman. 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 from for flights from St. Louis to Grand Cayman?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Grand Cayman. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • Can I find deals for flights from St. Louis to Grand Cayman that include hotel bookings?

    Yes. In addition to deals on St. Louis to Grand Cayman flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Grand Cayman?

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

  • Can I find deals for business class flights from St. Louis to Grand Cayman?

    Yes. Cheapflights offers flight deals from St. Louis to Grand Cayman 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 St. Louis to Grand Cayman?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Grand Cayman (average of $467). Flying from St. Louis to Grand Cayman in March is currently the most expensive (average of $594). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Grand Cayman

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to George Town flights
St. Louis to George Town flights

Top 4 airlines flying from St. Louis to Grand Cayman

Discover the top 4 airlines that operate flights from St. Louis to Grand Cayman. 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$266Average$605FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$432Average$625FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$439Average$607FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$535Average$604FlexibilityNo cancel feeOn-time63%

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