Cheap flights from Heathrow to San Antonio

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How to find the cheapest flight from Heathrow to San Antonio

All the information you need to plan the best LHR to SAT flight in 2021: compare Heathrow to San Antonio flight prices with the expected peak season, weather and rainfall in San Antonio.

LHR - SAT

Price

£680 - £1,104

SAT

Temperature

11 - 29 °C

SAT

Precipitation

41 - 95 mm

Popular in

July

High demand for flights, 18% potential price rise

Cheapest in

November

Best time to find cheap flights, 25% potential price drop

Average price

£754

Average for round-trip flights in December 2021

Round-trip from

£511

From London Heathrow to San Antonio

How far in advance should I book a flight from London Heathrow Airport to San Antonio?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 18% on flights from London Heathrow Airport to San Antonio compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £646. For sooner than that we have options available in the next 3 days from £681.

What is the cheapest month to fly from London Heathrow Airport to San Antonio?

November is one of the best times of the year to fly to San Antonio from London Heathrow Airport. Prices for November average £618 per person but you can even find prices for as low as £419. The most expensive prices can be found in the month of July. Opting for a November flight can save you 33% on your journey compared to booking in November

When is the cheapest time to fly from London Heathrow Airport to San Antonio (LHR - SAT)?

When flying from London Heathrow Airport to San Antonio, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Heathrow to San Antonio in December, January 2021

The best prices found for LHR to SAT flights in December, January
12 Jan - 19 Jan
LHR

London Heathrow

SAT

San Antonio

1 stop

15h 16m
SAT

San Antonio

LHR

London Heathrow

1 stop

18h 55m
£519

Finnair

View Deal

Deal found 2/12/21

12 Jan - 19 Jan
LHR

London Heathrow

SAT

San Antonio

1 stop

15h 25m
SAT

San Antonio

LHR

London Heathrow

1 stop

11h 15m
£530

Virgin Atlantic

View Deal

Deal found 1/12/21

12 Jan - 19 Jan
LHR

London Heathrow

SAT

San Antonio

2 stops

20h 01m
SAT

San Antonio

LHR

London Heathrow

1 stop

18h 55m
£552

Finnair

View Deal

Deal found 2/12/21

Heathrow to San Antonio 2021 flight deals

Cheap flights to San Antonio from Heathrow found for this year
2 Dec - 9 Dec
LHR

London Heathrow

SAT

San Antonio

1 stop

17h 32m
SAT

San Antonio

LHR

London Heathrow

1 stop

13h 04m
£555

Finnair

View Deal

Deal found 1/12/21

2 Dec - 9 Dec
LHR

London Heathrow

SAT

San Antonio

2 stops

30h 45m
SAT

San Antonio

LHR

London Heathrow

1 stop

22h 05m
£579

Virgin Atlantic

View Deal

Deal found 1/12/21

3 Dec - 10 Dec
LHR

London Heathrow

SAT

San Antonio

1 stop

17h 32m
SAT

San Antonio

LHR

London Heathrow

1 stop

11h 13m
£616

Finnair

View Deal

Deal found 1/12/21

Last-minute flights from Heathrow to San Antonio

Late deals on return flights to San Antonio from Heathrow, departing today and this week
10 Dec - 24 Dec
LHR

London Heathrow

SAT

San Antonio

1 stop

14h 26m
SAT

San Antonio

LHR

London Heathrow

1 stop

18h 40m
£6,358

United Airlines

View Deal

Deal found 1/12/21

10 Dec - 24 Dec
LHR

London Heathrow

SAT

San Antonio

1 stop

18h 37m
SAT

San Antonio

LHR

London Heathrow

1 stop

11h 55m
£6,958

United Airlines

View Deal

Deal found 2/12/21

10 Dec - 24 Dec
LHR

London Heathrow

SAT

San Antonio

1 stop

18h 37m
SAT

San Antonio

LHR

London Heathrow

1 stop

18h 40m
£6,971

United Airlines

View Deal

Deal found 30/11/21

One-way flights to San Antonio from Heathrow

The cheapest one-way flights from Heathrow to San Antonio
18 Dec
LHR

London Heathrow

SAT

San Antonio

3 stops

41h 27m
£806

Multiple Airlines

View Deal

Deal found 1/12/21

18 Dec
LHR

London Heathrow

SAT

San Antonio

2 stops

41h 36m
£933

Multiple Airlines

View Deal

Deal found 1/12/21

18 Dec
LHR

London Heathrow

SAT

San Antonio

1 stop

15h 34m
£1,627

Lufthansa

View Deal

Deal found 1/12/21

Related info for your journey

Useful info, stats and facts about Heathrow to San Antonio flights.

What airport do you fly into for flights to San Antonio from London Heathrow?

If you book a flight to San Antonio from London Heathrow, you will be flying to San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the centre of San Antonio. There are 0 flights from London Heathrow to San Antonio per day from 11 different airlines.

Which airlines flying from London Heathrow to San Antonio have flexible cancellations due to COVID-19?

Finnair, American Airlines, and Virgin Atlantic are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from London Heathrow Airport to San Antonio for under £600 on Cheapflights?

Yes, there are multiple flights from London Heathrow Airport to San Antonio for under £600. The cheapest flight booked recently is on Virgin Atlantic for just £507, but on average you can expect to pay £636.

Are there last-minute flights available from London Heathrow Airport to San Antonio for under £6,400?

There are currently 3+ open flights from London Heathrow Airport to San Antonio within the next 7 days for less than £6,400.

What are the cheapest airlines flying from London Heathrow Airport to San Antonio round-trip?

According to our current data, Virgin Atlantic (£507), Finnair (£519), and Brussels Airlines (£731) offers the cheapest pricing from London Heathrow Airport to San Antonio. These flights start at 25% lower than the current average price 3 months from now.

What are the most popular airlines that fly from London Heathrow Airport to San Antonio?

When booking a flight from London Heathrow Airport to San Antonio, you may want to consider flying on American Airlines, Air France or Aeromexico as they are the most popular for this route.

What are the cheapest flights from London Heathrow Airport to San Antonio?

The cheapest flight price from London Heathrow Airport to San Antonio is £494. On average you can expect to pay £997. The most popular route, (London Heathrow - San Antonio), can usually be booked for £490.

Can I fly to San Antonio from London Heathrow right now?

Information is based on travel restrictions from London Heathrow to San Antonio

Most visitors from London Heathrow need to provide a negative COVID-19 test result and/or quarantine to enter San Antonio.

COVID-19 testing requirements
Visitors from London Heathrow must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to San Antonio.

Quarantine requirements
Visitors from London Heathrow are not required to quarantine after entering San Antonio.

Can I fly back to London Heathrow from San Antonio?

Returning to London Heathrow from San Antonio

COVID-19 testing requirements
Visitors from San Antonio must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London Heathrow.

Quarantine requirements
Visitors from San Antonio are not required to quarantine after entering London Heathrow.

Alternative routes for Heathrow to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Heathrow to San Antonio

The chart below displays the airlines Cheapflights users travelling from Heathrow to San Antonio choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
British Airways
Cheapest£344
Average£802
FlexibilityNo cancel fee
On-time70%
COVID-19 safety
American Airlines
Cheapest£362
Average£623
FlexibilityNo cancel fee
On-time71%
COVID-19 safety
Virgin Atlantic
Cheapest£381
Average£646
FlexibilityNo cancel fee
On-time72%
COVID-19 safety
Finnair
Cheapest£404
Average£589
FlexibilityNo cancel fee
On-time76%
COVID-19 safety
KLM
Cheapest£416
Average£642
FlexibilityNo cancel fee
On-time75%
COVID-19 safety
United Airlines
Cheapest£437
Average£749
FlexibilityNo cancel fee
On-time69%
COVID-19 safety
Lufthansa
Cheapest£526
Average£801
FlexibilityNo cancel fee
On-time76%
COVID-19 safety