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$1,337+ Cheap flights from Northern Ireland to San Antonio (SAT)

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — SAT
Jun 28 — Jul 51
Sat 6/28
Sat 7/5
1 adult, Economy
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Cheap flight deals from Northern Ireland to San Antonio

Keep the following information in mind while searching for Northern Ireland to San Antonio flight deals. Data was last updated June 23, 2025.

Round-trip from

$1,337
(British Airways)
From Northern Ireland to San Antonio
Search Deals

Find flight deals from Northern Ireland to San Antonio

Cheapest flights from Northern Ireland to San Antonio
Explore the most affordable flight options available from Northern Ireland to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 23, 2025.

This British Airways deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/109:35 amBHD - SAT
2 stops19h 36mBritish Airways
Thu 7/1712:24 pmSAT - BHD
2 stops14h 56mBritish Airways
Deal found 6/22$1,337
This KLM deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/106:30 amBHD - SAT
2 stops20h 55mKLM
Thu 7/176:20 pmSAT - BHD
2 stops20h 45mKLM
Deal found 6/23$1,339

Cheapflights Fare Finder

Customize your flight search to find flights from Northern Ireland to San Antonio 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, Cheapflights users made 2,558,603 searches. Data last updated June 23, 2025.
Use the filters below to find and compare flights from Northern Ireland to San Antonio that are best for you.

Fly from

Northern Ireland

Fly to

San Antonio

Route

Depart

Return

Price

BelfastSan Antonio

BHD - SAT

BHDSAT

Belfast City

Thu 7/10

9:35 am-11:11 pm

2 stops19h 36m

San Antonio

Thu 7/17

12:24 pm-9:20 am

2 stops14h 56m

$1,337

BelfastSan Antonio

BHD - SAT

BHDSAT

Belfast City

Thu 7/10

6:30 am-9:25 pm

2 stops20h 55m

San Antonio

Thu 7/17

6:20 pm-9:05 pm

2 stops20h 45m

$1,339

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/22

Best time to book a flight from Northern Ireland to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Northern Ireland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to San Antonio

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated June 23, 2025.
KLM
7.8
Good
1,365 reviews

Entertainment

7.1

Boarding

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,365 reviews
KLM
7.8
Good
1,365 reviews

Entertainment

7.1

Boarding

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.6
Okay
7,056 reviews
KLM
7.8
Good
1,365 reviews

Entertainment

7.1

Boarding

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to San Antonio. 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 into for flights to San Antonio from Northern Ireland?

    Located just 7.6 mi from the city center, San Antonio (SAT) is the airport most travelers will use when flying to San Antonio from Northern Ireland.

  • Can I find deals for flights from Northern Ireland to San Antonio that include hotel bookings?

    Yes. In addition to deals on Northern Ireland to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Northern Ireland to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to San Antonio.

  • Can I find deals for business class flights from Northern Ireland to San Antonio?

    Yes. Cheapflights offers flight deals from Northern Ireland to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Northern Ireland to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Northern Ireland to San Antonio (average of $295). Flying from Northern Ireland to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Northern Ireland?

Book flights to Northern Ireland if you plan to visit one of these locations
New Braunfels

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