Cheap flights from San Antonio International to Saint John's

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Compare San Antonio International to Saint John's flight deals

Find the cheapest month or even day of the year to fly to Saint John's

Book the best Saint John's fare with no extra fees

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Flight deals from San Antonio International to Saint John's

Looking for a cheap last-minute deal or the best round-trip flight from San Antonio International Airport to Saint John's Airport? If you want to travel next month, round-trip fares start from $1,095. Find the lowest prices on one-way and round-trip tickets right here.

Saint John’s.$1,084 per passenger.Departing Mon, Oct 26, returning Mon, Nov 2.Round-trip flight with Frontier Airlines and Winair.Outbound indirect flight with Frontier Airlines, departing from San Antonio International on Mon, Oct 26, arriving in Saint John's.Inbound indirect flight with Winair, departing from Saint John's on Mon, Nov 2, arriving in San Antonio International.Price includes taxes and charges.From $1,084, select.

Saint John’s.$1,096 per passenger.Departing Fri, Oct 23, returning Fri, Oct 30.Round-trip flight with Frontier Airlines and Sunrise Airways.Outbound indirect flight with Frontier Airlines, departing from San Antonio International on Fri, Oct 23, arriving in Saint John's.Inbound indirect flight with Sunrise Airways, departing from Saint John's on Fri, Oct 30, arriving in San Antonio International.Price includes taxes and charges.From $1,096, select.

Saint John’s.$2,244 per passenger.Departing Mon, Dec 28, returning Sat, Jan 2.Round-trip flight with Frontier Airlines and LIAT 2020.Outbound indirect flight with Frontier Airlines, departing from San Antonio International on Mon, Dec 28, arriving in Saint John's.Inbound indirect flight with LIAT 2020, departing from Saint John's on Sat, Jan 2, arriving in San Antonio International.Price includes taxes and charges.From $2,244, select.

Find the cheapest month to fly from San Antonio International to Saint John's

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Antonio International to Saint John's flights are currently cheapest in October.

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San Antonio International to Saint John's: Alternative routes

Compare routes from San Antonio International to Saint John’s below. You may find an airport to fly into that's cheaper, faster, or easier than Saint John's.

Saint John's

6km from central Saint John’s

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from $1,084

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San Antonio to Saint John’s: Flight information

The things to know before you go.

Cheapest flight found	$1,084
Cheapest month to fly	October

Finding cheap flights from San Antonio International to Saint John's: Frequently asked questions

How much are round-trip flights from San Antonio International to Saint John's?

The best price we found for a round-trip flight from San Antonio International to Saint John's is $1,084. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from San Antonio International to Saint John's?

Currently, there are no airlines that fly direct from San Antonio International to Saint John's. But we found flights with one or more stops from $1,084.

How many flights are there a week from San Antonio International to Saint John's?

There are no flights flying from San Antonio International to Saint John's, as of September 2026.

When is the cheapest time to fly from San Antonio International to Saint John's?

The cheapest month to fly from San Antonio International to Saint John's is usually October.

Which upcoming date is cheapest to fly from San Antonio International Airport to Saint John's Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Antonio International Airport to Saint John's Airport on Monday, October 26, 2026.

Can I get a direct flight from San Antonio International Airport to Saint John's Airport?

No airlines currently offer direct flights between San Antonio International Airport and Saint John's Airport. Most routes have one or more stops.

How can I find the best flight deal to Saint John's?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Saint John's but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Saint John’s?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Saint John’s is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from San Antonio International Airport to Saint John's?

Currently, Frontier Airlines offers the cheapest flight tickets to Saint John's.

Traveling from San Antonio International Airport (SAT) to Saint John's Airport (ANU): what you need to know

Saint John's's timezone is UTC-4, making Saint John's two hours ahead of San Antonio.
Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Get to the airport on time to board your SAT to ANU flight.
Flying during a peak time such as July? Public holidays and other popular periods can result in longer queues at airport checkpoints. Play things extra safe and get there up to four hours ahead of an international flight and two hours before a domestic departure.
We make it easy to book a flight with a stopover. To see all your options for tickets from San Antonio International Airport to Saint John's Airport, uncheck 'Direct flights only.' Then, pick a flight with a stop long enough to visit the city of your choice. Popular stopovers between SAT and ANU include:
- Atlanta Hartsfield-Jackson Airport
- New York John F. Kennedy Airport
- Miami International Airport

How to find the cheapest flights from San Antonio International Airport (SAT) to Saint John's Airport (ANU)

Right now, $379 is the cheapest price we've seen for a one-way San Antonio International Airport to Saint John's Airport flight. The best price for a return plane ticket is $1,084. Bear in mind that fares can change due to demand when booking.
Don't leave things to the last moment. You're more likely to find cheap tickets from SAT to ANU if you book early. Airlines often offer some amazing early bird discounts.
Getting cheap flights from San Antonio International Airport to Saint John's Airport is easier if you're flexible with your dates. Use the 'Whole month' search tool to see the lowest fares across every month and score a great deal.
Spend less time searching for cheap flights from SAT to ANU by setting up a Price Alert. You'll get an email or notification through the app when fares go down.
Tailor your trip using filters. Choose your preferred arrival and departure times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Best' or 'Fastest' flights from San Antonio International Airport to Saint John's Airport.

Handy information about San Antonio International Airport (SAT)

SAT's address is 9800 Airport Boulevard.
82% of flights leaving San Antonio International Airport land at their destination as planned. Given its reliable on-time performance, you're unlikely to be delayed when setting off from SAT.
Central San Antonio to San Antonio International Airport is around 14 kilometers. Depending on traffic, it'll take about 20 minutes to get there if you're driving, catching a cab or ride-sharing.
You can expect a journey time of about 50 minutes when using public transport.
Get your vacation off to a leisurely start by staying near SAT. Whether you're catching an early flight from San Antonio International Airport to Saint John's Airport or just don't want to be rushed, these stays are the answer:

Arriving at Saint John's Airport (ANU)

The last thing you need is a long trip to your hotel if you're landing late on a San Antonio International Airport to Saint John's Airport flight. Reserve one of these accommodation options near ANU instead:
Go where the road takes you with a Saint John's Airport rental car. Pick up a set of wheels from Green Motion, Budget or Down West Car Rentals and chase adventure across Saint John's and beyond.
To get the lowest price, reserve your vehicle from Saint John's Airport about two weeks in advance.

When to fly to Saint John's Airport (ANU)

December is the busiest month for flights from San Antonio International Airport to Saint John's Airport. To avoid the crowds, go to Saint John's in March.
The warmest month in Saint John's is September, with the temperature ranging between 27ºC (81ºF) and 29ºC (84ºF). Lock in your flights from San Antonio International Airport to Saint John's Airport in this month if this is the type of weather you like.
February sees average temperatures of between 24ºC (75ºF) and 26ºC (79ºF). Look for cheap tickets from SAT to ANU around that time if you want to travel in cooler conditions.