What are the cheapest airlines to fly from San Antonio to United Kingdom one-way?

One-way options have recently been found by users for as low as $433 on Delta. Other airlines that offer cheap prices include Aer Lingus from $443 and WestJet from $459 one-way.

What are the most popular routes from San Antonio to United Kingdom?

Most travelers choose San Antonio - London Heathrow, San Antonio - London Gatwick or San Antonio - London City when deciding on the best route from San Antonio to United Kingdom.

What are the most popular airlines that fly from San Antonio to United Kingdom?

When booking a flight from San Antonio to United Kingdom, you may want to consider flying on American Airlines, British Airways or Delta as they are the most popular for this route.

How far in advance should I book a flight from San Antonio to United Kingdom?

Travelers have found it’s best to book a flight 35 days in advance to save up to 7% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 35 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Antonio to United Kingdom 1-2 weeks in advance for as low as $687, or $958 for flights within the next 24 hours.

What is the cheapest month to fly from San Antonio to United Kingdom?

Our data shows that February tends to be the cheapest month to fly to United Kingdom from San Antonio. Users have commonly found prices around $948 for the month, but tickets can be as low as $623. Due to multiple factors, prepare for potentially higher prices in January.

What airport do you fly from for flights from San Antonio to United Kingdom?

If you book a flight to United Kingdom from San Antonio, you will be flying from San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio.

Can I find deals for flights from San Antonio to United Kingdom that include hotel bookings?

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

How can I find direct flights from San Antonio to United Kingdom?

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

Can I find deals for business class flights from San Antonio to United Kingdom?

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

$695+ Flights from San Antonio to the United Kingdom

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Cheap flight deals from San Antonio to United Kingdom

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$685 (United Airlines)
One-way from	$254 (Norse)
Popular in	January
Cheapest in	February
Average price	$791

Provider with most accurate pricing for San Antonio-London (LON) flight deals.

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Provider most trusted by Cheapflights users for San Antonio-London (LON) flights.

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From San Antonio to United Kingdom

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One-way flight from San Antonio to United Kingdom

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Highest demand for flights based on searches. 11% potential increase in price ($117 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Find flight deals from San Antonio to United Kingdom

Cheapest flights from San Antonio to United Kingdom
Explore the most affordable flight options available from San Antonio to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Wed 4/231:10 pmSAT - LHR

1 stop17h 10mUnited Airlines

Tue 4/292:05 pmLHR - SAT

2 stops38h 54mUnited Airlines

Deal found 3/24

$685

Mon 9/1512:15 pmSAT - LHR

2 stops21h 45mScandinavian Airlines

Wed 10/1510:20 amLHR - SAT

2 stops19h 06mScandinavian Airlines

Deal found 3/25

$686

Wed 4/239:35 amSAT - LHR

2 stops18h 00mAir Canada

Tue 4/292:05 pmLHR - SAT

2 stops31h 40mAir Canada

Deal found 3/24

$691

Wed 5/711:59 amSAT - LHR

1 stop13h 16mDelta

Wed 5/148:40 amLHR - SAT

2 stops17h 46mDelta

Deal found 3/24

$692

Fri 5/96:34 pmSAT - LHR

1 stop11h 41mBritish Airways

Sun 5/257:35 pmLHR - SAT

2 stops27h 28mBritish Airways

Deal found 3/25

$696

Sun 8/106:45 amSAT - MAN

1 stop19h 50mDelta

Thu 9/182:15 pmMAN - SAT

2 stops26h 55mDelta

Deal found 3/25

$700

Sat 4/121:17 pmSAT - MAN

2 stops20h 28mBritish Airways

Tue 4/227:55 amMAN - SAT

2 stops21h 02mBritish Airways

Deal found 3/24

$706

Wed 4/235:13 pmSAT - LHR

1 stop14h 17mKLM

Tue 4/299:20 amLHR - SAT

1 stop14h 41mKLM

Deal found 3/24

$708

Fri 5/911:06 amSAT - STN

2 stops17h 34mMultiple Airlines

Fri 5/1611:40 amSTN - SAT

3 stops29h 55mMultiple Airlines

Deal found 3/25

$716

Thu 4/247:00 amSAT - LGW

3 stops25h 40mMultiple Airlines

Thu 5/12:00 pmLGW - SAT

1 stop26h 53mMultiple Airlines

Deal found 3/25

$717

Sun 8/106:45 amSAT - MAN

2 stops21h 15mUnited Airlines

Thu 9/1811:25 amMAN - SAT

3 stops31h 37mUnited Airlines

Deal found 3/24

$725

Wed 5/712:30 pmSAT - EDI

3 stops23h 15mMultiple Airlines

Wed 5/149:15 pmEDI - SAT

3 stops42h 56mMultiple Airlines

Deal found 3/25

$734

Best flights from San Antonio to United Kingdom
Discover carefully curated flight deals from San Antonio to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 26, 2025.

Wed 4/231:10 pmSAT - LHR

1 stop17h 10mUnited Airlines

Tue 4/292:05 pmLHR - SAT

2 stops38h 54mUnited Airlines

Deal found 3/24

$685

Mon 9/1512:15 pmSAT - LHR

2 stops21h 45mScandinavian Airlines

Wed 10/1510:20 amLHR - SAT

2 stops19h 06mScandinavian Airlines

Deal found 3/25

$686

Wed 4/239:35 amSAT - LHR

2 stops18h 00mAir Canada

Tue 4/292:05 pmLHR - SAT

2 stops31h 40mAir Canada

Deal found 3/24

$691

Wed 5/711:59 amSAT - LHR

1 stop13h 16mDelta

Wed 5/148:40 amLHR - SAT

2 stops17h 46mDelta

Deal found 3/24

$692

Fri 5/96:34 pmSAT - LHR

1 stop11h 41mBritish Airways

Sun 5/257:35 pmLHR - SAT

2 stops27h 28mBritish Airways

Deal found 3/25

$696

Wed 4/235:13 pmSAT - LHR

1 stop14h 17mKLM

Tue 4/299:20 amLHR - SAT

1 stop14h 41mKLM

Deal found 3/24

$708

Fri 5/911:06 amSAT - STN

2 stops17h 34mMultiple Airlines

Fri 5/1611:40 amSTN - SAT

3 stops29h 55mMultiple Airlines

Deal found 3/25

$716

Mon 4/72:28 pmSAT - LHR

1 stop17h 57mFinnair

Mon 4/148:20 amLHR - SAT

1 stop15h 58mFinnair

Deal found 3/24

$748

Thu 5/811:59 amSAT - MAN

1 stop13h 46mVirgin Atlantic

Thu 5/1512:35 pmMAN - SAT

1 stop13h 51mVirgin Atlantic

Deal found 3/24

$755

Mon 5/1910:32 amSAT - LHR

1 stop14h 13mAir France

Sat 5/3112:25 pmLHR - SAT

1 stop16h 42mAir France

Deal found 3/25

$763

Mon 4/75:20 pmSAT - LCY

2 stops19h 15mLufthansa

Mon 4/147:10 pmLCY - SAT

2 stops28h 39mLufthansa

Deal found 3/24

$770

Fri 9/126:42 pmSAT - LHR

1 stop13h 43mIberia

Wed 9/2412:00 pmLHR - SAT

1 stop13h 57mIberia

Deal found 3/25

$925

Last-minute flights from San Antonio to United Kingdom
Discover last-minute flight deals from San Antonio to United Kingdom. Data last updated March 26, 2025 and is based on user searches.

Sun 3/305:54 amSAT - EDI

2 stops23h 21mAer Lingus

Mon 4/78:30 pmEDI - SAT

2 stops33h 28mAer Lingus

Deal found 3/25

$1,193

Sun 3/3010:58 amSAT - EDI

3 stops25h 17mMultiple Airlines

Mon 4/78:35 amEDI - SAT

2 stops43h 00mMultiple Airlines

Deal found 3/25

$1,365

Mon 3/311:45 pmSAT - LHR

2 stops21h 55mScandinavian Airlines

Mon 4/77:05 amLHR - SAT

3 stops23h 25mScandinavian Airlines

Deal found 3/25

$762

Mon 3/3110:58 amSAT - LCY

3 stops24h 17mMultiple Airlines

Mon 4/71:05 pmLCY - SAT

3 stops26h 58mMultiple Airlines

Deal found 3/25

$1,249

Tue 4/11:52 pmSAT - LHR

2 stops20h 03mAer Lingus

Wed 4/161:25 pmLHR - SAT

2 stops16h 33mAer Lingus

Deal found 3/25

$828

Tue 4/16:06 pmSAT - LHR

1 stop11h 29mUnited Airlines

Tue 4/87:25 amLHR - SAT

2 stops18h 11mUnited Airlines

Deal found 3/24

$1,143

Wed 4/24:45 pmSAT - EDI

1 stop11h 50mUnited Airlines

Wed 9/1711:30 amEDI - SAT

1 stop17h 30mUnited Airlines

Deal found 3/24

$889

Thu 4/35:20 pmSAT - LGW

1 stop34h 40mMultiple Airlines

Wed 4/99:20 pmLGW - SAT

2 stops33h 50mMultiple Airlines

Deal found 3/25

$772

Fri 4/412:23 pmSAT - LHR

1 stop12h 52mDelta

Thu 4/1011:45 amLHR - SAT

2 stops18h 45mDelta

Deal found 3/24

$994

Fri 4/42:28 pmSAT - LHR

1 stop16h 17mFinnair

Thu 4/1010:30 amLHR - SAT

1 stop13h 48mFinnair

Deal found 3/24

$998

Fri 4/46:30 amSAT - EDI

2 stops18h 15mDelta

Sat 4/129:00 amEDI - SAT

2 stops21h 30mDelta

Deal found 3/24

$1,001

Fri 4/47:45 amSAT - LHR

3 stops16h 45mMultiple Airlines

Thu 4/109:30 amLHR - SAT

2 stops17h 04mMultiple Airlines

Deal found 3/24

$1,114

One-way flights from San Antonio to United Kingdom
Search for one-way flight options from San Antonio to United Kingdom. Find affordable one-way fares based on user searches. Data last updated March 26, 2025.

Tue 7/225:20 amSAT - LGW

1 stop22h 40mMultiple Airlines

Deal found 3/25

$254

Mon 5/1210:01 amSAT - EDI

2 stops23h 44mMultiple Airlines

Deal found 3/25

$325

Thu 5/812:30 pmSAT - LHR

3 stops19h 45mMultiple Airlines

Deal found 3/25

$331

Fri 4/118:56 pmSAT - MAN

3 stops43h 44mMultiple Airlines

Deal found 3/24

$340

Wed 4/168:15 amSAT - MAN

2 stops17h 30mDelta

Deal found 3/24

$433

Tue 7/225:20 amSAT - STN

3 stops32h 35mMultiple Airlines

Deal found 3/25

$436

Wed 4/234:04 pmSAT - EDI

2 stops21h 46mAer Lingus

Deal found 3/23

$443

Wed 8/68:00 amSAT - EDI

2 stops19h 05mWestJet

Deal found 3/24

$459

Wed 5/75:20 pmSAT - EDI

1 stop33h 05mUnited Airlines

Deal found 3/24

$468

Thu 5/86:15 amSAT - LHR

1 stop22h 15mBritish Airways

Deal found 3/25

$469

Fri 4/115:20 pmSAT - MAN

2 stops18h 05mUnited Airlines

Deal found 3/24

$486

Wed 4/2312:22 pmSAT - EDI

1 stop12h 23mVirgin Atlantic

Deal found 3/23

$488

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Antonio to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 4/23

1:10 pm-12:20 pm

1 stop17h 10m

London Heathrow

Tue 4/29

2:05 pm-10:59 pm

2 stops38h 54m

$685

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Mon 9/15

12:15 pm-4:00 pm

2 stops21h 45m

London Heathrow

Wed 10/15

10:20 am-11:26 pm

2 stops19h 06m

$686

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 4/23

9:35 am-9:35 am

2 stops18h 00m

London Heathrow

Tue 4/29

2:05 pm-3:45 pm

2 stops31h 40m

$691

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 5/7

11:59 am-7:15 am

1 stop13h 16m

London Heathrow

Wed 5/14

8:40 am-8:26 pm

2 stops17h 46m

$692

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Fri 5/9

6:34 pm-12:15 pm

1 stop11h 41m

London Heathrow

Sun 5/25

7:35 pm-5:03 pm

2 stops27h 28m

$696

San AntonioManchester

SAT - MAN

SATMAN

San Antonio

Sun 8/10

6:45 am-8:35 am

1 stop19h 50m

Manchester

Thu 9/18

2:15 pm-11:10 am

2 stops26h 55m

$700

San AntonioManchester

SAT - MAN

SATMAN

San Antonio

Sat 4/12

1:17 pm-3:45 pm

2 stops20h 28m

Manchester

Tue 4/22

7:55 am-10:57 pm

2 stops21h 02m

$706

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 4/23

5:13 pm-1:30 pm

1 stop14h 17m

London Heathrow

Tue 4/29

9:20 am-6:01 pm

1 stop14h 41m

$708

San AntonioLondon

SAT - STN

SATSTN

San Antonio

Fri 5/9

11:06 am-10:40 am

2 stops17h 34m

London Stansted

Fri 5/16

11:40 am-11:35 am

3 stops29h 55m

$716

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Thu 4/24

7:00 am-2:40 pm

3 stops25h 40m

London Gatwick

Thu 5/1

2:00 pm-10:53 am

1 stop26h 53m

$717

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 60 results

...

Best time to book a flight from San Antonio to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from San Antonio 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 San Antonio to the United Kingdom

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

Currently, November is the cheapest month in which you can book a flight from San Antonio to United Kingdom (average of $661). Flying from San Antonio to United Kingdom in June is currently the most expensive (average of $1,115). 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.

What is the cheapest time of day to fly from SAT to GB?

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

Rainfall in United Kingdom by month

In terms of precipitation, rainfall in United Kingdom ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit United Kingdom when rainfall is around 1.6 in.

Temperature in United Kingdom by month

If weather is an important factor for your trip to United Kingdom, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing United Kingdom

Read reviews from past customers who have flown Delta, KLM and Finnair from San Antonio to United Kingdom. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,891 reviews

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.

Delta

8.0

Very good

7,891 reviews

Delta

8.0

Very good

7,891 reviews

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.

KLM

7.8

Good

1,319 reviews

Delta

8.0

Very good

7,891 reviews

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.

Finnair

7.6

Good

1,266 reviews

Delta

8.0

Very good

7,891 reviews

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.

Air France

7.4

Good

1,423 reviews

Delta

8.0

Very good

7,891 reviews

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.

United Airlines

7.4

Good

8,608 reviews

Delta

8.0

Very good

7,891 reviews

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.

Related info for your journey

What airport do you fly from for flights from San Antonio to United Kingdom?
If you book a flight to United Kingdom from San Antonio, you will be flying from San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio.
What are the cheapest airlines to fly from San Antonio to United Kingdom one-way?
One-way options have recently been found by users for as low as $433 on Delta. Other airlines that offer cheap prices include Aer Lingus from $443 and WestJet from $459 one-way.
What are the most popular routes from San Antonio to United Kingdom?
Most travelers choose San Antonio - London Heathrow, San Antonio - London Gatwick or San Antonio - London City when deciding on the best route from San Antonio to United Kingdom.
Can I find deals for flights from San Antonio to United Kingdom that include hotel bookings?
Yes. In addition to deals on San Antonio to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Antonio to United Kingdom?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to United Kingdom.
Can I find deals for business class flights from San Antonio to United Kingdom?
Yes. Cheapflights offers flight deals from San Antonio to United Kingdom 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 San Antonio to United Kingdom?
Currently, November is the cheapest month in which you can book a flight from San Antonio to United Kingdom (average of $661). Flying from San Antonio to United Kingdom in June is currently the most expensive (average of $1,115). 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

Browse thousands of different options on Cheapflights for your next trip

Top 7 airlines flying from San Antonio to United Kingdom

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$650	Average$1,093	FlexibilityNo cancel fee	On-timeN/A
British Airways	Cheapest$650	Average$912	FlexibilityNo cancel fee	On-time70%
American Airlines	Cheapest$652	Average$1,085	FlexibilityNo cancel fee	On-time71%
Iberia	Cheapest$675	Average$893	FlexibilityNo cancel fee	On-time77%
United Airlines	Cheapest$684	Average$1,022	FlexibilityNo cancel fee	On-time69%
Virgin Atlantic	Cheapest$694	Average$1,037	FlexibilityNo cancel fee	On-time72%
KLM	Cheapest$803	Average$1,345	FlexibilityNo cancel fee	On-time75%

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$254+ Cheap flights from San Antonio (SAT) to the United Kingdom

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Antonio to United Kingdom with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from San Antonio to United Kingdom

Keep the following information in mind while searching for San Antonio to United Kingdom flight deals. Data was last updated March 26, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Antonio to United Kingdom

Cheapest flights from San Antonio to United KingdomExplore the most affordable flight options available from San Antonio to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Explore the most affordable flight options available from San Antonio to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Antonio to the United Kingdom that are best for you.

Best time to book a flight from San Antonio to United Kingdom

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

Cheapflights Insights

Everything you need to know about your flight from San Antonio to the United Kingdom

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

What is the cheapest time of day to fly from SAT to GB?

Find hourly flight availability from San Antonio to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 26, 2025.

Rainfall in United Kingdom by month

Plan your trip to United Kingdom by taking into account the average rainfall totals by month.

Temperature in United Kingdom by month

Plan your trip to United Kingdom by taking into account the average temperature totals by month.

Reviews of airlines servicing United Kingdom

Read reviews from past customers who have flown Delta, KLM and Finnair from San Antonio to United Kingdom. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to United Kingdom. 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 from for flights from San Antonio to United Kingdom?

What are the cheapest airlines to fly from San Antonio to United Kingdom one-way?

What are the most popular routes from San Antonio to United Kingdom?

Can I find deals for flights from San Antonio to United Kingdom that include hotel bookings?

How can I find direct flights from San Antonio to United Kingdom?

Can I find deals for business class flights from San Antonio to United Kingdom?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Antonio to United Kingdom

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

Top 7 airlines flying from San Antonio to United Kingdom

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Cheapest flights from San Antonio to United Kingdom
Explore the most affordable flight options available from San Antonio to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.