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Cheap flights from St. Louis to Grand Cayman from $227

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Grand Cayman departing on 3/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from St. Louis to Grand Cayman

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:11 pm - 11:31 am
STL
-
GCM
17h 20m
2 stops
American Airlines Logo
12:00 pm - 8:30 am
GCM
-
STL
20h 30m
2 stops
$322American Airlines
Sat, Apr 18 - Thu, Apr 23
United Airlines Logo
8:30 am - 3:05 pm
STL
-
GCM
6h 35m
1 stop
United Airlines Logo
1:35 pm - 10:28 pm
GCM
-
STL
8h 53m
1 stop
$342United Airlines
Sat, Apr 18 - Thu, Apr 23
United Airlines Logo
8:30 am - 3:05 pm
STL
-
GCM
6h 35m
1 stop
United Airlines Logo
1:35 pm - 8:25 am
GCM
-
STL
18h 50m
2 stops
$347United Airlines
Sat, Apr 18 - Thu, Apr 23
American Airlines Logo
6:53 pm - 11:31 am
STL
-
GCM
16h 38m
1 stop
American Airlines Logo
4:03 pm - 8:30 am
GCM
-
STL
16h 27m
1 stop
$362American Airlines
Sat, Apr 18 - Sat, May 2
Air Canada Logo
2:20 pm - 11:25 am
STL
-
GCM
21h 05m
1 stop
Air Canada Logo
10:55 am - 12:06 pm
GCM
-
STL
25h 11m
1 stop
$365Air Canada
Wed, Jun 3 - Sat, Jun 6
American Airlines Logo
5:21 pm - 11:31 am
STL
-
GCM
18h 10m
2 stops
American Airlines Logo
4:03 pm - 8:54 am
GCM
-
STL
16h 51m
2 stops
$367American Airlines
Sat, Apr 18 - Sat, May 2
Air Canada Logo
1:00 pm - 11:25 am
STL
-
GCM
22h 25m
2 stops
Air Canada Logo
10:55 am - 12:06 pm
GCM
-
STL
25h 11m
1 stop
$369Air Canada
Wed, Jun 3 - Sat, Jun 6
Delta Logo
6:00 am - 11:54 am
STL
-
GCM
5h 54m
1 stop
Delta Logo
1:19 pm - 9:29 pm
GCM
-
STL
8h 10m
1 stop
$438Delta
Sun, May 17 - Fri, May 22
American Airlines Logo
5:21 pm - 11:31 am
STL
-
GCM
18h 10m
2 stops
American Airlines Logo
12:33 pm - 7:58 pm
GCM
-
STL
7h 25m
1 stop
$443American Airlines
Sun, May 17 - Fri, May 22
Delta Logo
6:00 am - 11:41 am
STL
-
GCM
5h 41m
1 stop
Delta Logo
12:56 pm - 11:37 pm
GCM
-
STL
10h 41m
1 stop
$447Delta
Wed, Aug 19 - Tue, Aug 25

American Airlines flights from St. Louis to Grand Cayman

Our best American Airlines deals on St. Louis to Grand Cayman flight tickets
American Airlines
Apr 18
STL6:11 pmLambert-St Louis
17h 20m
2 stops
GCM11:31 amGeorge Town Owen Roberts Intl
Apr 23
GCM12:00 pmGeorge Town Owen Roberts Intl
20h 30m
2 stops
STL8:30 amLambert-St Louis
$322
American Airlines
Apr 18
STL6:53 pmLambert-St Louis
16h 38m
1 stop
GCM11:31 amGeorge Town Owen Roberts Intl
May 2
GCM4:03 pmGeorge Town Owen Roberts Intl
16h 27m
1 stop
STL8:30 amLambert-St Louis
$362
American Airlines
Apr 18
STL5:21 pmLambert-St Louis
18h 10m
2 stops
GCM11:31 amGeorge Town Owen Roberts Intl
May 2
GCM4:03 pmGeorge Town Owen Roberts Intl
16h 51m
2 stops
STL8:54 amLambert-St Louis
$367

United Airlines flights from St. Louis to Grand Cayman

Our best United Airlines deals on St. Louis to Grand Cayman flight tickets
United Airlines
Apr 18
STL8:30 amLambert-St Louis
6h 35m
1 stop
GCM3:05 pmGeorge Town Owen Roberts Intl
Apr 23
GCM1:35 pmGeorge Town Owen Roberts Intl
8h 53m
1 stop
STL10:28 pmLambert-St Louis
$342
United Airlines
Apr 18
STL8:30 amLambert-St Louis
6h 35m
1 stop
GCM3:05 pmGeorge Town Owen Roberts Intl
Apr 23
GCM1:35 pmGeorge Town Owen Roberts Intl
18h 50m
2 stops
STL8:25 amLambert-St Louis
$347
United Airlines
May 17
STL6:00 amLambert-St Louis
6h 30m
1 stop
GCM12:30 pmGeorge Town Owen Roberts Intl
May 22
GCM1:35 pmGeorge Town Owen Roberts Intl
7h 07m
1 stop
STL8:42 pmLambert-St Louis
$458

momondo 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, momondo users made 832,500 searches. Data last updated March 3, 2026.
Use the filters below to find and compare flights from St. Louis to Grand Cayman that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Sat 4/18

6:11 pm-11:31 am

2 stops17h 20m

George Town Owen Roberts Intl

Thu 4/23

12:00 pm-8:30 am

2 stops20h 30m

$322

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Sat 4/18

8:30 am-3:05 pm

1 stop6h 35m

George Town Owen Roberts Intl

Thu 4/23

1:35 pm-10:28 pm

1 stop8h 53m

$342

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Sat 4/18

8:30 am-3:05 pm

1 stop6h 35m

George Town Owen Roberts Intl

Thu 4/23

1:35 pm-8:25 am

2 stops18h 50m

$347

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Sat 4/18

6:53 pm-11:31 am

1 stop16h 38m

George Town Owen Roberts Intl

Sat 5/2

4:03 pm-8:30 am

1 stop16h 27m

$362

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Wed 6/3

2:20 pm-11:25 am

1 stop21h 05m

George Town Owen Roberts Intl

Sat 6/6

10:55 am-12:06 pm

1 stop25h 11m

$365

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Sat 4/18

5:21 pm-11:31 am

2 stops18h 10m

George Town Owen Roberts Intl

Sat 5/2

4:03 pm-8:54 am

2 stops16h 51m

$367

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Wed 6/3

1:00 pm-11:25 am

2 stops22h 25m

George Town Owen Roberts Intl

Sat 6/6

10:55 am-12:06 pm

1 stop25h 11m

$369

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Sun 5/17

6:00 am-11:54 am

1 stop5h 54m

George Town Owen Roberts Intl

Fri 5/22

1:19 pm-9:29 pm

1 stop8h 10m

$438

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Sun 5/17

5:21 pm-11:31 am

2 stops18h 10m

George Town Owen Roberts Intl

Fri 5/22

12:33 pm-7:58 pm

1 stop7h 25m

$443

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Wed 8/19

6:00 am-11:41 am

1 stop5h 41m

George Town Owen Roberts Intl

Tue 8/25

12:56 pm-11:37 pm

1 stop10h 41m

$447

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Grand Cayman from

How to get the cheapest flight ticket from St. Louis to Grand Cayman

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Grand Cayman?

The cheapest month to fly to Grand Cayman from St. Louis is in September. Flight prices, which tend to average around $468, are often lower during this time because this is during the off-season. If you don’t want to visit Grand Cayman in September, then you should wait until November to fly from St. Louis, when ticket prices are also cheap, with an average price of $537.

How far in advance should I book a flight to Grand Cayman?

You are more likely to see cheaper flights to Grand Cayman from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Grand Cayman for around $592 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Grand Cayman from St. Louis for as low as $462 on momondo.

Can stopping save me money on St. Louis to Grand Cayman flights?

No. A direct flight is the cheapest option for a flight between St. Louis to Grand Cayman.

Cheap St. Louis to Grand Cayman flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Grand Cayman

Fastest flight time

5h 26m

Direct flights

None
The fastest flight from St. Louis to Grand Cayman takes 5h 26m
There are no direct flights from St. Louis to Grand Cayman. There are no popular flight routes from St. Louis to Grand Cayman.
Search flight deals

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Grand Cayman?

    Prices for flights from Lambert-St Louis Airport to Grand Cayman were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Grand Cayman?

  • How old do you have to be to fly from Lambert-St Louis Airport to Grand Cayman?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Grand Cayman.

  • What documentation or ID do you need to fly to Grand Cayman?

    The travel and health documents required for your trip to Grand Cayman can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Grand Cayman. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from St. Louis to Grand Cayman?

Best airlines flying from St. Louis to Grand Cayman

Compare and see reviews for airlines that fly from St. Louis to Grand Cayman with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $190Free CancellationRating
7.9
8,242 reviews
Search Delta flights
United AirlinesPriceFrom $364Free CancellationRating
7.4
9,377 reviews
Search United Airlines flights
SouthwestPriceFrom $429Free CancellationRating
8.0
4,302 reviews
Search Southwest flights
American AirlinesPriceFrom $446Free CancellationRating
7.1
11,375 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Grand Cayman?

Finding the right flight to Grand Cayman from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Grand Cayman quick and easy, saving you time and money.

Can I find flights from St. Louis to Grand Cayman with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Grand Cayman flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Grand Cayman?

Once you have performed a search for St. Louis to Grand Cayman flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from St. Louis to Grand Cayman right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Grand Cayman from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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