Cheap flights from San Antonio to London Heathrow Airport from $673
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 London Heathrow Airport departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from San Antonio to London
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from San Antonio to London
All round-trip flight deals to London
British Airways flights from San Antonio to London Heathrow Airport
Our best British Airways deals on San Antonio to London Heathrow Airport flight tickets
United Airlines flights from San Antonio to London Heathrow Airport
Our best United Airlines deals on San Antonio to London Heathrow Airport flight tickets
How to get the cheapest flight ticket from San Antonio to London Heathrow Airport
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 cheapest month to fly from San Antonio to London Heathrow Airport?
February. The cheapest time of year to fly to London Heathrow Airport from San Antonio is February. Most expensive is June
What is the cheapest day to depart San Antonio for London Heathrow Airport?
Sunday. The cheapest day of the week is typically Sunday. The most expensive is typically Saturday
When is the cheapest time to fly from San Antonio to London Heathrow Airport?
At noon. San Antonio to London Heathrow Airport flights are approximately 12% more expensive in the evening than at noon
What is the cheapest airline that flies to London Heathrow Airport from San Antonio?
Iberia. Iberia, British Airways, and Virgin Atlantic are the most popular carriers operating from San Antonio to London Heathrow Airport
How far in advance should you book San Antonio to London Heathrow Airport flights?
45 days before. The cheapest time to buy a flight from San Antonio to London Heathrow Airport is approximately 45 days to departure
Can stopping save me money on San Antonio to London Heathrow Airport flights?
You could potentially save up to 27% on your flight if you consider stops on a San Antonio to London Heathrow Airport flight.
How have San Antonio to London Heathrow Airport flight prices changed over time?
As of November 2024, prices for San Antonio to London Heathrow Airport flights are approximately 0% more expensive when compared to flights at the same time last year.
When to book flights from San Antonio to London Heathrow Airport
Cheap San Antonio to London Heathrow Airport (SAT to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Antonio to London Heathrow Airport
How far is San Antonio to London Heathrow by plane?
There are 4973.6 mi between San Antonio and London Heathrow. 10h 54m is a normal flight duration for this route.
When did momondo last update prices for flights from San Antonio Airport to London Heathrow Airport?
Prices for flights from San Antonio Airport to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from San Antonio Airport to London Heathrow Airport?
As of November 2024, there are 7 operators available to choose from for flights from San Antonio Airport to London Heathrow Airport.
How old do you have to be to fly from San Antonio Airport to London Heathrow Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow 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 London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from San Antonio to London Heathrow Airport?
momondo data reveals that the most frequently booked airline on the route from San Antonio to London Heathrow Airport is British Airways, representing 29.06% of all bookings. The subsequent popular airlines are American Airlines at 25.04%, United Airlines at 15.65%, and Virgin Atlantic at 10.88%.
Best airlines flying from San Antonio to London Heathrow Airport
Compare and see reviews for airlines that fly from San Antonio to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $603 | Free Cancellation | Rating 7.6 663 reviews | |||
| PriceFrom $632 | Free Cancellation | Rating 7.0 2,665 reviews | |||
| PriceFrom $645 | Free Cancellation | Rating 6.6 6,838 reviews | |||
| PriceFrom $647 | Free Cancellation | Rating 7.8 1,346 reviews | |||
| PriceFrom $652 | Free Cancellation | Rating 8.0 8,788 reviews | |||
| PriceFrom $653 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $661 | Free Cancellation | Rating 7.4 9,194 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from San Antonio to London?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from San Antonio.
Can I find flights from San Antonio to London with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to London from San Antonio with this policy.
How can momondo help me find flights from San Antonio to London?
momondo provides multiple filters to help you find the best flight to London from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from San Antonio to London right now. Can momondo alert me if prices change?
If you are not ready to book a flight from San Antonio to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.