$247 Cheap Flights from St. Louis (STL) to St. John's (ANU)

View $247 flight on Wed, Nov 5, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to V.C. Bird Intl. Airport (ANU)

Cheap Flights from St. Louis to St. John's (STL-ANU)

Prices were available within the past 7 days and start at $247 for one-way flights and $495 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Oct 2 - Sat, Oct 11
STL
St. Louis
ANU
Antigua
$495 Roundtrip, found 5 days ago
$495
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Oct 2 from St. Louis to Antigua, returning Sat, Oct 11, priced at $495 found 5 days ago
Frontier Airlines
Thu, Sep 18 - Sat, Oct 4
STL
St. Louis
ANU
Antigua
$498 Roundtrip, found 6 days ago
$498
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Thu, Sep 18 from St. Louis to Antigua, returning Sat, Oct 4, priced at $498 found 6 days ago
Frontier Airlines
Thu, Sep 25 - Sat, Oct 11
STL
St. Louis
ANU
Antigua
$498 Roundtrip, found 6 days ago
$498
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Thu, Sep 25 from St. Louis to Antigua, returning Sat, Oct 11, priced at $498 found 6 days ago
Frontier Airlines
Fri, Oct 31 - Sat, Nov 8
STL
St. Louis
ANU
Antigua
$499 Roundtrip, found 6 days ago
$499
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Fri, Oct 31 from St. Louis to Antigua, returning Sat, Nov 8, priced at $499 found 6 days ago
Frontier Airlines
Thu, Sep 4 - Sat, Sep 20
STL
St. Louis
ANU
Antigua
$504 Roundtrip, found 6 days ago
$504
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Thu, Sep 4 from St. Louis to Antigua, returning Sat, Sep 20, priced at $504 found 6 days ago
Frontier Airlines
Fri, Oct 10 - Sat, Oct 25
STL
St. Louis
ANU
Antigua
$509 Roundtrip, found 6 days ago
$509
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Fri, Oct 10 from St. Louis to Antigua, returning Sat, Oct 25, priced at $509 found 6 days ago
Air Canada
Wed, Oct 29 - Thu, Nov 13
STL
St. Louis
ANU
Antigua
$526 Roundtrip, found 6 days ago
$526
Roundtrip
found 6 days ago
Select Air Canada flight, departing Wed, Oct 29 from St. Louis to Antigua, returning Thu, Nov 13, priced at $526 found 6 days ago
Delta
Wed, Jan 14 - Thu, Jan 22
STL
St. Louis
ANU
Antigua
$637 Roundtrip, found 16 hours ago
$637
Roundtrip
found 16 hours ago
Select Delta flight, departing Wed, Jan 14 from St. Louis to Antigua, returning Thu, Jan 22, priced at $637 found 16 hours ago
American Airlines
Sun, Jan 18 - Fri, Jan 23
STL
St. Louis
ANU
Antigua
$671 Roundtrip, found 2 hours ago
$671
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sun, Jan 18 from St. Louis to Antigua, returning Fri, Jan 23, priced at $671 found 2 hours ago
United
Wed, Mar 4 - Fri, Mar 13
STL
St. Louis
ANU
Antigua
$713 Roundtrip, found 6 days ago
$713
Roundtrip
found 6 days ago
Select United flight, departing Wed, Mar 4 from St. Louis to Antigua, returning Fri, Mar 13, priced at $713 found 6 days ago

Find the cheapest month to fly from St. Louis (STL) to Osbourn (ANU)

October is typically the cheapest month to fly

From $530 - $2,063 per traveler.

Graph displaying average flight prices per month

Flights from St. Louis (STL) to St. John's (ANU)
Origin airport
Lambert-St. Louis Intl.
Destination airport
V.C. Bird Intl.
Airlines serving
Air Canada, American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$494
Distance
2277 mi

St. Louis to St. John's Flights

The cheapest times to fly from St. Louis to St. John's

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to St. John's are during the month of October. You can find some of the cheapest flights from St. Louis to St. John's with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to St. John's

Sunday is one of the best days to book for cheap flights from St. Louis to St. John's: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to St. John's

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to St. John's in 2025. You can also book with separate airlines for your outbound and return journeys, from $247 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to St. John's flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to St. John's airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to V.C. Bird Intl. Airport (ANU) cost?
Snag a cheap one-way flight from $247 or cheap return flight from $495 from Lambert-St. Louis Intl. Airport (STL) to V.C. Bird Intl. Airport (ANU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to V.C. Bird Intl. Airport (ANU)?
Flying in October may help you find better deals, as it's the cheapest month for flights between STL and ANU. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to V.C. Bird Intl. Airport (ANU)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest STL to ANU flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to V.C. Bird Intl. Airport (ANU)?
There are no daily direct flights departing from Lambert-St. Louis Intl. Airport (STL) to V.C. Bird Intl. Airport (ANU). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from STL to ANU?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to V.C. Bird Intl. Airport (ANU)?
To arrive at V.C. Bird Intl. Airport (ANU) without delays, pick a flight that leaves Lambert-St. Louis Intl. Airport (STL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to V.C. Bird Intl. Airport (ANU) last-minute?
Last-minute fares from STL to ANU are generally more expensive. To secure the lowest prices, start looking for flights as early as possible. That said, if your travel plans are flexible, it's possible to land a cheap ticket right before your trip.
Is it cheaper to book a STL to ANU flight and hotel package?
Booking a STL to ANU flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Choose from our wide range of accommodations and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to V.C. Bird Intl. Airport (ANU)?
In most instances, you're able to cancel or reschedule your STL to ANU flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you want more information, head to our Customer Service portal.

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*Available to One Key members.