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Cheap flights from St. Louis to Grand Cayman from $202

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 5/31. 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.
Air Canada Logo
7:05 am - 10:00 am
STL
-
GCM
26h 55m
1 stop
Air Canada Logo
10:55 am - 12:06 pm
GCM
-
STL
25h 11m
1 stop
$468Air Canada
Fri, May 29 - Sat, Jun 6
Air Canada Logo
1:05 pm - 10:00 am
STL
-
GCM
20h 55m
2 stops
Air Canada Logo
10:55 am - 12:06 pm
GCM
-
STL
25h 11m
1 stop
$471Air Canada
Fri, May 29 - Sat, Jun 6
Air Canada Logo
1:05 pm - 10:00 am
STL
-
GCM
20h 55m
2 stops
Air Canada Logo
10:55 am - 8:25 pm
GCM
-
STL
33h 30m
2 stops
$485Air Canada
Fri, May 29 - Sat, Jun 6
Delta Logo
6:00 am - 11:39 am
STL
-
GCM
5h 39m
1 stop
Delta Logo
1:04 pm - 11:58 pm
GCM
-
STL
10h 54m
1 stop
$499Delta
Wed, Aug 19 - Tue, Aug 25
American Airlines Logo
5:27 am - 11:10 am
STL
-
GCM
5h 43m
1 stop
American Airlines Logo
1:20 pm - 11:12 pm
GCM
-
STL
9h 52m
1 stop
$504American Airlines
Wed, Sep 16 - Tue, Sep 22
American Airlines Logo
5:00 am - 11:00 am
STL
-
GCM
6h 00m
1 stop
American Airlines Logo
12:00 pm - 10:40 pm
GCM
-
STL
10h 40m
2 stops
$509American Airlines
Wed, Aug 19 - Tue, Aug 25
American Airlines Logo
6:08 pm - 2:17 pm
STL
-
GCM
20h 09m
1 stop
American Airlines Logo
9:00 am - 10:32 pm
GCM
-
STL
14h 32m
1 stop
$513American Airlines
Sat, Oct 31 - Fri, Nov 6
American Airlines Logo
6:08 pm - 2:17 pm
STL
-
GCM
20h 09m
1 stop
American Airlines Logo
9:00 am - 8:16 pm
GCM
-
STL
12h 16m
2 stops
$517American Airlines
Sat, Oct 31 - Fri, Nov 6
American Airlines Logo
4:51 pm - 12:40 pm
STL
-
GCM
19h 49m
1 stop
American Airlines Logo
9:00 am - 8:16 pm
GCM
-
STL
12h 16m
2 stops
$533American Airlines
Sat, Oct 31 - Fri, Nov 6
Delta Logo
6:00 am - 11:39 am
STL
-
GCM
5h 39m
1 stop
Delta Logo
1:04 pm - 11:58 pm
GCM
-
STL
10h 54m
1 stop
$539Delta
Mon, Aug 17 - Wed, Aug 26

American Airlines flights from St. Louis to Grand Cayman

Our best American Airlines deals on St. Louis to Grand Cayman flight tickets
American Airlines
Sep 16
STL5:27 amLambert-St Louis
5h 43m
1 stop
GCM11:10 amGeorge Town Owen Roberts Intl
Sep 22
GCM1:20 pmGeorge Town Owen Roberts Intl
9h 52m
1 stop
STL11:12 pmLambert-St Louis
$504
American Airlines
Aug 19
STL5:00 amLambert-St Louis
6h 00m
1 stop
GCM11:00 amGeorge Town Owen Roberts Intl
Aug 25
GCM12:00 pmGeorge Town Owen Roberts Intl
10h 40m
2 stops
STL10:40 pmLambert-St Louis
$509
American Airlines
Oct 31
STL6:08 pmLambert-St Louis
20h 09m
1 stop
GCM2:17 pmGeorge Town Owen Roberts Intl
Nov 6
GCM9:00 amGeorge Town Owen Roberts Intl
14h 32m
1 stop
STL10:32 pmLambert-St Louis
$513

Air Canada flights from St. Louis to Grand Cayman

Our best Air Canada deals on St. Louis to Grand Cayman flight tickets
Air Canada
May 29
STL7:05 amLambert-St Louis
26h 55m
1 stop
GCM10:00 amGeorge Town Owen Roberts Intl
Jun 6
GCM10:55 amGeorge Town Owen Roberts Intl
25h 11m
1 stop
STL12:06 pmLambert-St Louis
$468
Air Canada
May 29
STL1:05 pmLambert-St Louis
20h 55m
2 stops
GCM10:00 amGeorge Town Owen Roberts Intl
Jun 6
GCM10:55 amGeorge Town Owen Roberts Intl
25h 11m
1 stop
STL12:06 pmLambert-St Louis
$471
Air Canada
May 29
STL1:05 pmLambert-St Louis
20h 55m
2 stops
GCM10:00 amGeorge Town Owen Roberts Intl
Jun 6
GCM10:55 amGeorge Town Owen Roberts Intl
33h 30m
2 stops
STL8:25 pmLambert-St Louis
$485

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 May 19, 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

Cheapest round-trip

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Fri 5/29

7:05 am-10:00 am

1 stop26h 55m

George Town Owen Roberts Intl

Sat 6/6

10:55 am-12:06 pm

1 stop25h 11m

$468

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Fri 5/29

1:05 pm-10:00 am

2 stops20h 55m

George Town Owen Roberts Intl

Sat 6/6

10:55 am-12:06 pm

1 stop25h 11m

$471

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Fri 5/29

1:05 pm-10:00 am

2 stops20h 55m

George Town Owen Roberts Intl

Sat 6/6

10:55 am-8:25 pm

2 stops33h 30m

$485

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Wed 8/19

6:00 am-11:39 am

1 stop5h 39m

George Town Owen Roberts Intl

Tue 8/25

1:04 pm-11:58 pm

1 stop10h 54m

$499
Quickest round-trip

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Wed 9/16

5:27 am-11:10 am

1 stop5h 43m

George Town Owen Roberts Intl

Tue 9/22

1:20 pm-11:12 pm

1 stop9h 52m

$504

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Wed 8/19

5:00 am-11:00 am

1 stop6h 00m

George Town Owen Roberts Intl

Tue 8/25

12:00 pm-10:40 pm

2 stops10h 40m

$509

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Sat 10/31

6:08 pm-2:17 pm

1 stop20h 09m

George Town Owen Roberts Intl

Fri 11/6

9:00 am-10:32 pm

1 stop14h 32m

$513

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Sat 10/31

6:08 pm-2:17 pm

1 stop20h 09m

George Town Owen Roberts Intl

Fri 11/6

9:00 am-8:16 pm

2 stops12h 16m

$517

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Sat 10/31

4:51 pm-12:40 pm

1 stop19h 49m

George Town Owen Roberts Intl

Fri 11/6

9:00 am-8:16 pm

2 stops12h 16m

$533

St. LouisGeorge Town

STL - GCM

STLGCM

Lambert-St Louis

Mon 8/17

6:00 am-11:39 am

1 stop5h 39m

George Town Owen Roberts Intl

Wed 8/26

1:04 pm-11:58 pm

1 stop10h 54m

$539

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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 August. Flight prices, which tend to average around $190, are often lower during this time because this is during the off-season. If you don’t want to visit Grand Cayman in August, then you should wait until January to fly from St. Louis, when ticket prices are also cheap, with an average price of $198.

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 25m

Direct flights

None
The fastest flight from St. Louis to Grand Cayman takes 5h 25m
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

Frequently asked questions about flying from St. Louis to Grand Cayman

  • 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 $198Free CancellationRating
7.9
8,452 reviews
Search Delta flights
United AirlinesPriceFrom $364Free CancellationRating
7.4
9,733 reviews
Search United Airlines flights
SouthwestPriceFrom $429Free CancellationRating
7.9
4,284 reviews
Search Southwest flights
American AirlinesPriceFrom $458Free CancellationRating
7.1
11,644 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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