How do I get Price Alerts for flights from Belfast to San Antonio?

Search flight deals from Belfast to San Antonio . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Belfast to San Antonio with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

When did momondo last update prices for flights from Belfast to San Antonio Airport?

Prices for flights from Belfast to San Antonio Airport are refreshed on a daily basis.

How old do you have to be to fly from Belfast to San Antonio Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast to San Antonio Airport.

What documentation or ID do you need to fly to San Antonio Airport?

The travel and health documents required for your trip to San Antonio Airport 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 San Antonio Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£455 Cheap Flights from Belfast to San Antonio in 2026

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Find the cheapest flights from Belfast to San Antonio

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

10:05 - 19:41

BHD

SAT

15h 36m

2 stops

08:13 - 10:30

SAT

BHD

20h 17m

2 stops

£1,053British Airways

Wed, 30 Sep - Sun, 4 Oct

11:35 - 23:21

BHD

SAT

17h 46m

2 stops

20:26 - 18:45

SAT

BHD

16h 19m

2 stops

£1,063British Airways

Wed, 30 Sep - Sun, 4 Oct

10:05 - 22:55

BHD

SAT

18h 50m

2 stops

11:03 - 10:30

SAT

BHD

17h 27m

2 stops

£1,067British Airways

Wed, 30 Sep - Sun, 4 Oct

10:05 - 23:59

BHD

SAT

19h 54m

2 stops

19:09 - 17:40

SAT

BHD

16h 31m

2 stops

£1,068British Airways

Wed, 30 Sep - Sun, 4 Oct

09:05 - 20:51

BHD

SAT

17h 46m

2 stops

15:00 - 14:15

SAT

BHD

17h 15m

2 stops

£1,073British Airways

Thu, 12 Nov - Mon, 16 Nov

British Airways flights from Belfast to San Antonio

Our best British Airways deals on Belfast to San Antonio flight tickets

British Airways

30 Sept

BHD10:05Belfast City

15h 36m

2 stops

SAT19:41San Antonio

4 Oct

SAT08:13San Antonio

20h 17m

2 stops

BHD10:30Belfast City

£1,053

British Airways

30 Sept

BHD11:35Belfast City

17h 46m

2 stops

SAT23:21San Antonio

4 Oct

SAT20:26San Antonio

16h 19m

2 stops

BHD18:45Belfast City

£1,063

British Airways

30 Sept

BHD10:05Belfast City

18h 50m

2 stops

SAT22:55San Antonio

4 Oct

SAT11:03San Antonio

17h 27m

2 stops

BHD10:30Belfast City

£1,067

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastSan Antonio

BHD - SAT

BHDSAT

Belfast City

Wed 30/9

10:05-19:41

2 stops15h 36m

San Antonio

Sun 4/10

08:13-10:30

2 stops20h 17m

£1,053

Fastest return journey

BelfastSan Antonio

BHD - SAT

BHDSAT

Belfast City

Wed 30/9

11:35-23:21

2 stops17h 46m

San Antonio

Sun 4/10

20:26-18:45

2 stops16h 19m

£1,063

BelfastSan Antonio

BHD - SAT

BHDSAT

Belfast City

Wed 30/9

10:05-22:55

2 stops18h 50m

San Antonio

Sun 4/10

11:03-10:30

2 stops17h 27m

£1,067

BelfastSan Antonio

BHD - SAT

BHDSAT

Belfast City

Wed 30/9

10:05-23:59

2 stops19h 54m

San Antonio

Sun 4/10

19:09-17:40

2 stops16h 31m

£1,068

BelfastSan Antonio

BHD - SAT

BHDSAT

Belfast City

Thu 12/11

09:05-20:51

2 stops17h 46m

San Antonio

Mon 16/11

15:00-14:15

2 stops17h 15m

£1,073

Cheapest one-way

BelfastSan Antonio

BHD - SAT

BHDSAT

Belfast City

Tue 15/9

14:20-18:54

3 stops58h 34m

£455

BelfastSan Antonio

BFS - SAT

BFSSAT

Belfast Intl

Tue 30/6

23:30-14:55

3 stops45h 25m

£504

BelfastSan Antonio

BHD - SAT

BHDSAT

Belfast City

Tue 30/6

18:35-11:10

3 stops46h 35m

£556

BelfastSan Antonio

BFS - SAT

BFSSAT

Belfast Intl

Tue 30/6

23:30-21:13

2 stops27h 43m

£572

BelfastSan Antonio

BHD - SAT

BHDSAT

Belfast City

Tue 15/9

16:25-17:45

2 stops31h 20m

£672

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

Cheap Belfast to San Antonio flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to San Antonio

Fastest flight time	15h 36m
Direct flights	None

The fastest flight from Belfast to San Antonio takes 15h 36m

There are no direct flights from Belfast to San Antonio. There are no popular flight routes from Belfast to San Antonio.

Search flight deals

Frequently asked questions about flying from Belfast to San Antonio

How far is Belfast to San Antonio by plane?
Belfast and San Antonio are 4681.2 mi apart from one another. A reasonable flight in good conditions will take 15h 36m.
When did momondo last update prices for flights from Belfast to San Antonio Airport?
Prices for flights from Belfast to San Antonio Airport are refreshed on a daily basis.
How old do you have to be to fly from Belfast to San Antonio Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The travel and health documents required for your trip to San Antonio Airport 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 San Antonio Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Belfast to San Antonio

How do I get Price Alerts for flights from Belfast to San Antonio?
Search flight deals from Belfast to San Antonio. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Belfast to San Antonio with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

New Braunfels

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to San Antonio?

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

Can I find flights from Belfast to San Antonio with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Antonio from Belfast with this policy.

How can momondo help me find flights from Belfast to San Antonio?

momondo helps you find the best flight between Belfast and San Antonio by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to San Antonio from Belfast are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.