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£140+ Cheap flights from San Antonio

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SAT — LHR
21 Apr — 28 Apr1
1 adult

What to know about flights from San Antonio

Discover essential information about flights departing from San Antonio, including flight schedules, destinations, airlines operating at the San Antonio airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 16 April 2025.

Good round-trip deal

£478 or less

Good one-way deal

£35 or less
Price to beat on a round-trip flight from San Antonio.
Price to beat on a one-way flight from San Antonio.

Find flights from San Antonio

Cheapest flights from San Antonio
Explore the most affordable flight options available from San Antonio. Find the lowest fares based on data from user searches, with prices last updated on 16 April 2025.

Sun 10/810:45SAT - MAN
1 stop15h 50mDelta
Thu 18/914:15MAN - SAT
1 stop27h 12mDelta
Deal found 14/4£502
Sun 10/818:28SAT - MAN
2 stops15h 37mBritish Airways
Thu 18/909:05MAN - SAT
2 stops16h 52mBritish Airways
Deal found 14/4£514
Sun 11/522:51SAT - LGW
3 stops33h 44mMultiple Airlines
Sat 24/510:45LGW - SAT
1 stop33h 15mMultiple Airlines
Deal found 15/4£519
Mon 5/517:20SAT - LHR
1 stop12h 25mUnited Airlines
Tue 13/514:05LHR - SAT
2 stops28h 07mUnited Airlines
Deal found 15/4£520
Sun 10/812:55SAT - MAN
2 stops15h 05mMultiple Airlines
Thu 18/906:05MAN - SAT
3 stops22h 53mMultiple Airlines
Deal found 14/4£524
Wed 30/407:15SAT - LHR
2 stops17h 15mAir Canada
Wed 7/512:05LHR - SAT
2 stops31h 13mAir Canada
Deal found 15/4£524
Tue 29/414:28SAT - LHR
1 stop17h 57mFinnair
Tue 6/508:20LHR - SAT
1 stop15h 32mFinnair
Deal found 15/4£526
Tue 7/1006:48SAT - EDI
2 stops19h 17mUnited Airlines
Wed 15/1012:30EDI - SAT
1 stop13h 20mUnited Airlines
Deal found 15/4£528
Sun 11/510:34SAT - LHR
2 stops19h 41mMultiple Airlines
Sat 24/510:45LHR - SAT
2 stops24h 19mMultiple Airlines
Deal found 15/4£530
Wed 14/511:59SAT - LHR
1 stop16h 01mDelta
Wed 21/506:30LHR - SAT
2 stops16h 50mDelta
Deal found 15/4£531
Tue 7/1020:30SAT - EDI
2 stops15h 25mBritish Airways
Fri 17/1009:20EDI - SAT
2 stops20h 09mBritish Airways
Deal found 16/4£541
Wed 14/511:59SAT - LHR
1 stop13h 16mVirgin Atlantic
Wed 21/513:05LHR - SAT
1 stop15h 13mVirgin Atlantic
Deal found 14/4£541

Find flights from San Antonio within your budget

Find flights departing from San Antonio that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 16 April 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

San AntonioManchester

SAT - MAN

SATMAN

San Antonio

Sun 10/8

10:45-08:35

1 stop15h 50m

Manchester

Thu 18/9

14:15-11:27

1 stop27h 12m

£502

San AntonioManchester

SAT - MAN

SATMAN

San Antonio

Sun 10/8

18:28-16:05

2 stops15h 37m

Manchester

Thu 18/9

09:05-19:57

2 stops16h 52m

£514

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sun 11/5

22:51-14:35

3 stops33h 44m

London Gatwick

Sat 24/5

10:45-14:00

1 stop33h 15m

£519

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Mon 5/5

17:20-11:45

1 stop12h 25m

London Heathrow

Tue 13/5

14:05-12:12

2 stops28h 07m

£520

San AntonioManchester

SAT - MAN

SATMAN

San Antonio

Sun 10/8

12:55-10:00

2 stops15h 05m

Manchester

Thu 18/9

06:05-22:58

3 stops22h 53m

£524

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 30/4

07:15-06:30

2 stops17h 15m

London Heathrow

Wed 7/5

12:05-13:18

2 stops31h 13m

£524

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Tue 29/4

14:28-14:25

1 stop17h 57m

London Heathrow

Tue 6/5

08:20-17:52

1 stop15h 32m

£526

San AntonioEdinburgh

SAT - EDI

SATEDI

San Antonio

Tue 7/10

06:48-08:05

2 stops19h 17m

Edinburgh Turnhouse

Wed 15/10

12:30-19:50

1 stop13h 20m

£528

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Sun 11/5

10:34-12:15

2 stops19h 41m

London Heathrow

Sat 24/5

10:45-05:04

2 stops24h 19m

£530

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 14/5

11:59-10:00

1 stop16h 01m

London Heathrow

Wed 21/5

06:30-17:20

2 stops16h 50m

£531

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 60 results
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Best time to book a flight from San Antonio

Have a flexible travel schedule? Discover the best time to fly from San Antonio with our price prediction graph.
Estimated return 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.

Travel insights for flights from San Antonio

Get recent, data-driven insights about flights from San Antonio including ideal travel times, pricing trends, and more.

When is the best time to book a flight from San Antonio?

Use this chart to determine the optimal time to book a return flight from San Antonio to Heathrow. Price data was last updated on 11 April 2025.

Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Antonio. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from San Antonio (average of £419). Flying from San Antonio in June will prove the most costly (average of £710). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from San Antonio

Get insights into the airlines that provide service from 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 airline for your flight from San Antonio. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very Good

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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Related info for your journey

Access useful and relevant information related to your journey from San Antonio. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 16 April 2025.
  • What are the most popular destinations to fly to from San Antonio?

    This month, the top selected destinations from San Antonio are Denver, Boston, León, Guanajuato. Throughout the year, Denver, Cancún, Boston are some of the top choices made by users flying from San Antonio.

  • What is the cheapest flight from San Antonio to anywhere?

    Users have flown out of San Antonio for as low as £35 to Mexico City (prices may vary depending on the airline and departure time). On average, users have booked flights for £243 to fly from San Antonio.

  • What is the cheapest premium economy flight from San Antonio?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from San Antonio.
    San Antonio to Los Angeles from £423
    San Antonio to Detroit Metropolitan Wayne County Airport from £525
    San Antonio to Salt Lake City from £565
    San Antonio to Houston George Bush Intcntl Airport from £1,318

  • What is the cheapest first class flight from San Antonio?

    If you’re looking for a cheap first-class flight from San Antonio, consider New York. Prices start at £909 so you can fly first-class even on a budget.

  • What is the cheapest month to fly from San Antonio?

    At the present moment the cheapest month to fly from San Antonio is currently February; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from San Antonio?

    Check out the cheapest flights from San Antonio to embark to:
    Travel from San Antonio to London from £502 round trip

  • How does Cheapflights help users find flights from San Antonio?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from San Antonio today with Cheapflights!

  • Why should you use Cheapflights to find cheap flight tickets from San Antonio?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Antonio for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from San Antonio with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from San Antonio flexibly with Cheapflights today.

  • Can Cheapflights notify me if prices for flights from San Antonio become cheaper?

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from San Antonio today and book when you’re ready!

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How does Cheapflights help users find flights from San Antonio?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from San Antonio today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from San Antonio?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Antonio for you. Better yet — we are completely free to use.

Can Cheapflights find flights from San Antonio with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from San Antonio flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from San Antonio become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from San Antonio today and book when you’re ready!

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