In terms of precipitation, rainfall in Cape Cod and the Islands ranges from 1.6 - 4.3 inches per month. January is typically the wettest month, when rainfall can reach 4.3 in. June is typically the driest time to visit Cape Cod and the Islands when rainfall is around 1.6 in.

If weather is an important factor for your trip to Cape Cod and the Islands, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 32.0 F).

What is the cheapest time of day to fly from STL to KDT?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Cape Cod and the Islands as you normally would.

What airport do you fly from for flights from St. Louis to Cape Cod and the Islands?

Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Cape Cod and the Islands. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

How can I find direct flights from St. Louis to Cape Cod and the Islands?

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

Can I find deals for business class flights from St. Louis to Cape Cod and the Islands?

Yes. Cheapflights offers flight deals from St. Louis to Cape Cod and the Islands by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,225+ Flights from St. Louis to Cape Cod and the Islands

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Cheap flight deals from St. Louis to Cape Cod and the Islands

Best flights from St. Louis to Cape Cod and the Islands
Discover carefully curated flight deals from St. Louis to Cape Cod and the Islands that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 30, 2025.

Thu 3/52:47 pmSTL - MVY

2 stops23h 48mMultiple Airlines

Sun 3/87:09 amMVY - STL

2 stops17h 50mMultiple Airlines

Deal found 12/29

$1,225

Find flight deals from St. Louis to Cape Cod and the Islands

Most accurate provider	Gotogate 3 stars
Most trusted provider	Gotogate 3 stars
Round-trip from	$1,225 (Travelocity)
Popular in	November
Cheapest in	September
Average price	$435

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From Lambert-St Louis to Cape Cod and the Islands

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Highest demand for flights based on searches. 5% potential increase in price ($22 potential increase over avg. RT price).

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Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).

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Average for round-trip flights in December 2025

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Use the filters below to find and compare flights from St. Louis to Cape Cod and the Islands that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisWest Tisbury

STL - MVY

STLMVY

Lambert-St Louis

Thu 3/5

2:47 pm-3:35 pm

2 stops23h 48m

West Tisbury Martha's Vineyard

Sun 3/8

7:09 am-11:59 pm

2 stops17h 50m

$1,225

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/29

Best time to book a flight from St. Louis to Cape Cod and the Islands

Have a flexible travel schedule? Discover the best time to fly to Cape Cod and the Islands from St. Louis with our price prediction graph.

Estimated round-trip price

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Everything you need to know about your flight from St. Louis to Cape Cod and the Islands

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Reviews of airlines servicing Cape Cod and the Islands

Read reviews from past customers who have flown Delta and American Airlines from St. Louis to Cape Cod and the Islands. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,013 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,013 reviews

Delta

7.9

Good

8,013 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,074 reviews

Delta

7.9

Good

8,013 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

What airport do you fly from for flights from St. Louis to Cape Cod and the Islands?
Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Cape Cod and the Islands. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.
Can I find deals for flights from St. Louis to Cape Cod and the Islands that include hotel bookings?
Yes. In addition to deals on St. Louis to Cape Cod and the Islands flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Cape Cod and the Islands?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Cape Cod and the Islands.
Can I find deals for business class flights from St. Louis to Cape Cod and the Islands?
Yes. Cheapflights offers flight deals from St. Louis to Cape Cod and the Islands 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

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Top 2 airlines flying from St. Louis to Cape Cod and the Islands

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$186	Average$568	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$260	Average$472	FlexibilityNo cancel fee	On-time71%

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$1,225+ Cheap flights from St. Louis (STL) to Cape Cod and the Islands

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Cape Cod and the Islands with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from St. Louis to Cape Cod and the Islands

Best flights from St. Louis to Cape Cod and the IslandsDiscover carefully curated flight deals from St. Louis to Cape Cod and the Islands that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 30, 2025.

Discover carefully curated flight deals from St. Louis to Cape Cod and the Islands that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 30, 2025.

Find flight deals from St. Louis to Cape Cod and the Islands

Keep the following information in mind while searching for St. Louis to Cape Cod and the Islands flight deals. Data was last updated December 30, 2025.

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Cape Cod and the Islands that are best for you.

Best time to book a flight from St. Louis to Cape Cod and the Islands

Have a flexible travel schedule? Discover the best time to fly to Cape Cod and the Islands from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Cape Cod and the Islands

Reviews of airlines servicing Cape Cod and the Islands

Read reviews from past customers who have flown Delta and American Airlines from St. Louis to Cape Cod and the Islands. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Cape Cod and the Islands. 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 Cape Cod and the Islands?

Can I find deals for flights from St. Louis to Cape Cod and the Islands that include hotel bookings?

How can I find direct flights from St. Louis to Cape Cod and the Islands?

Can I find deals for business class flights from St. Louis to Cape Cod and the Islands?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Cape Cod and the Islands

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from St. Louis to Cape Cod and the Islands

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Book with Flexibility

Travel Smart

Best flights from St. Louis to Cape Cod and the Islands
Discover carefully curated flight deals from St. Louis to Cape Cod and the Islands that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 30, 2025.