Cheap flights from San Antonio to St. John's from $806

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to St. John's departing on 9/16. 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 San Antonio to St. John's

Cheap round-trip flights

 Logo
9:47 pm - 6:20 amSAT-YYT
30h 03m2 stops
 Logo
6:25 pm - 8:52 pmYYT-SAT
28h 57m3 stops
Tue, Sep 16 - Mon, Sep 22
Air Canada Logo
12:01 pm - 1:16 amSAT-YYT
10h 45m2 stops
Air Canada Logo
8:45 am - 8:33 pmYYT-SAT
14h 18m2 stops
$821Air Canada
Find Deal
Tue, Sep 16 - Mon, Sep 22
 Logo
9:47 pm - 10:56 pmSAT-YYT
46h 39m3 stops
 Logo
6:25 pm - 8:52 pmYYT-SAT
28h 57m3 stops
Tue, Sep 16 - Mon, Sep 22
United Airlines Logo
6:45 am - 12:39 amSAT-YYT
15h 24m2 stops
United Airlines Logo
2:00 pm - 8:38 amYYT-SAT
21h 08m2 stops
$876United Airlines
Find Deal
Thu, Oct 2 - Sun, Oct 12
United Airlines Logo
6:48 am - 1:16 amSAT-YYT
15h 58m2 stops
United Airlines Logo
1:50 pm - 12:01 pmYYT-SAT
24h 41m2 stops
$1,887United Airlines
Find Deal
Sun, Sep 14 - Fri, Sep 19

United Airlines flights from San Antonio to St. John's

Our best United Airlines deals on San Antonio to St. John's flight tickets
United Airlines
Oct 2
SAT6:45 amSan Antonio
15h 24m
2 stops
YYT12:39 amSt John's
Oct 12
YYT2:00 pmSt John's
21h 08m
2 stops
SAT8:38 amSan Antonio
United Airlines
Aug 24
SAT6:48 amSan Antonio
15h 20m
2 stops
YYT12:38 amSt John's
Aug 31
YYT5:50 amSt John's
17h 26m
2 stops
SAT8:46 pmSan Antonio
United Airlines
Sep 14
SAT6:48 amSan Antonio
15h 58m
2 stops
YYT1:16 amSt John's
Sep 19
YYT1:50 pmSt John's
24h 41m
2 stops
SAT12:01 pmSan Antonio

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to St. John's 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 August 18, 2025.
Use the filters below to find and compare flights from San Antonio to St. John's that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioSt. John's

SAT - YYT

SATYYT

San Antonio

Tue 9/16

9:47 pm-6:20 am

2 stops30h 03m

St John's

Mon 9/22

6:25 pm-8:52 pm

3 stops28h 57m

$806

San AntonioSt. John's

SAT - YYT

SATYYT

San Antonio

Tue 9/16

12:01 pm-1:16 am

2 stops10h 45m

St John's

Mon 9/22

8:45 am-8:33 pm

2 stops14h 18m

$821

San AntonioSt. John's

SAT - YYT

SATYYT

San Antonio

Tue 9/16

9:47 pm-10:56 pm

3 stops46h 39m

St John's

Mon 9/22

6:25 pm-8:52 pm

3 stops28h 57m

$853

San AntonioSt. John's

SAT - YYT

SATYYT

San Antonio

Thu 10/2

6:45 am-12:39 am

2 stops15h 24m

St John's

Sun 10/12

2:00 pm-8:38 am

2 stops21h 08m

$876

San AntonioSt. John's

SAT - YYT

SATYYT

San Antonio

Sun 9/14

6:48 am-1:16 am

2 stops15h 58m

St John's

Fri 9/19

1:50 pm-12:01 pm

2 stops24h 41m

$1,887

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from San Antonio to St. John's

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to St. John's according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to St. John's (SAT to YYT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to St. John's

Best Price Found

$806

Fastest flight time

10h 45m

Direct flights

None

Airports in St. John's

1 airport
The best flight deal from San Antonio to St. John's found on momondo in the last 72 hours is $806
The fastest flight from San Antonio to St. John's takes 10h 45m
There are no direct flights from San Antonio to St. John's. Popular non-direct route for this connection is San Antonio Airport - St John's Airport.
There is 1 airport near St. John's: St John's (YYT)
  • How far is San Antonio to St John's by plane?

    St John's is 2722.3 mi away from San Antonio. 10h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Antonio Airport to St John's Airport?

    Prices for flights from San Antonio Airport to St John's Airport were last updated today.

  • How old do you have to be to fly from San Antonio Airport to St John's Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to St John's Airport.

  • What documentation or ID do you need to fly to St John's Airport?

    The required travel and health documents for your St John's Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at St John's Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from San Antonio to St. John's?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to San Antonio from St. John's. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from San Antonio to St. John's with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to St. John's?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Antonio to St. John's. momondo saves you time and could save you money on your trip.

Can I find flights from San Antonio to St. John's with flexible booking policies on momondo?

Flights from San Antonio to St. John's with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Antonio to St. John's?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. John's from San Antonio.

I’m not ready to book a flight from San Antonio to St. John's right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Antonio to St. John's flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Sat 8/23
Sat 8/30

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