Cheap flights from London to San Antonio from £403
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to San Antonio departing on 21/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Scandinavian Airlines flights from London to San Antonio
Our best Scandinavian Airlines deals on London to San Antonio flight tickets
British Airways flights from London to San Antonio
Our best British Airways deals on London to San Antonio flight tickets
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How to get the cheapest flight ticket from London to San Antonio
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between London and San Antonio?
What is the cheapest month to fly to San Antonio?
The month of February is, on average, the cheapest month to fly to San Antonio from London, with most prices found around £544. If you aren’t able to travel to San Antonio during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of £570.
What is the cheapest day to depart on your flight to San Antonio?
According to our data, Wednesday is the cheapest day to fly to San Antonio from London. The lowest ticket price found for a Wednesday departure recently was £624. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from London to San Antonio for around £695.
What is the cheapest time of day to depart on your flight to San Antonio?
At midday is the cheapest time of day to fly from London to San Antonio when you can find flight prices for as low as £621. Flying to San Antonio at midday is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around £696. Of course, these prices can vary depending on the time of year and what airport you fly to.
How far in advance should I book a flight to San Antonio?
You are more likely to see cheaper flights to San Antonio from London when booking 6 weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around £698 when searching 6 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from London for as low as £604 on momondo.
What is the cheapest airline that flies from London to San Antonio?
Aer Lingus, Finnair, and Iberia are the most popular carriers operating from London to San Antonio
Which airlines fly to San Antonio?
British Airways, Finnair and Iberia are the top three most popular airlines that fly to San Antonio from London according to our data. British Airways is the first choice among our users, with 52% of people opting to fly with this airline when travelling to San Antonio. Keep in mind that there are 10 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.
When to book flights from London to San Antonio
Cheap London to San Antonio (LON to SAT) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London to San Antonio
How far is London to San Antonio by plane?
The straight-line distance from London to San Antonio is 4985.7 mi. Typically, this will take 12h 39m by plane in normal conditions.
When did momondo last update prices for flights from London to San Antonio Airport?
Prices for flights from London to San Antonio Airport are updated daily.
How many operators does momondo search for flights from London to San Antonio Airport?
As of May 2025, there are 7 operators available to choose from for flights from London to San Antonio Airport.
How old do you have to be to fly from London to San Antonio 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 London to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from London to San Antonio?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London to San Antonio is Finnair (72% of total bookings). The next most popular airlines are British Airways (14%), Scandinavian Airlines (4%), and Virgin Atlantic (3%).
Best airlines flying from London to San Antonio
Compare and see reviews for airlines that fly from London to San Antonio with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £510 | Free Cancellation | Rating 7.6 1,275 reviews | |||
| PriceFrom £536 | Free Cancellation | Rating 7.0 2,701 reviews | |||
| PriceFrom £605 | Free Cancellation | Rating 7.3 1,349 reviews | |||
| PriceFrom £659 | Free Cancellation | Rating 6.6 6,842 reviews | |||
| PriceFrom £677 | Free Cancellation | Rating 7.4 643 reviews | |||
| PriceFrom £708 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom £744 | Free Cancellation | Rating 6.7 7,045 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from London to San Antonio?
Finding the right flight to San Antonio from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Antonio quick and easy, saving you time and money.
Can I find flights from London to San Antonio with flexible booking policies on momondo?
momondo does allow users to show only those flights to San Antonio from London which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from London to San Antonio?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to San Antonio.
I’m not ready to book a flight from London to San Antonio right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of London to San Antonio flights. All you need is a valid email address and we will do the rest; it is that quick and easy.