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Cheap flights from Santander to London from £18

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
SDR — LON
8 Nov — 15 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Santander to London are usually found in October or January, booked 4 days in advance, depart on a Monday or Tuesday and return on a Thursday

Cheap flight deals from Santander to London

Discover tips and strategies to find the most affordable flight options for your journey from Santander (SDR) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 October 2025.

Round-trip from

£42

One-way from

£18

Popular in

August

Cheapest in

October

Average price

£48

Good one-way deal

£24 or less
Ryanair
  • Ryanair
  • 18/10-19/10
  • Nonstop
  • 3h 50m total
  • Santander to London
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Ryanair
  • Ryanair
  • 15/10
  • Nonstop
  • 1h 50m total
  • Santander to London
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£26 potential increase over avg. return price).
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Cheapest flight prices on average. 7% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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Price to beat on a one-way flight from Santander to London (LON).
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Find flight deals from Santander to London

Enter your travel dates to find the best prices.

Cheapest flights from Santander to London
Explore the most affordable flight options available from Santander to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 October 2025.

Fri 17/1014:55SDR - STN
Nonstop1h 50mRyanair
Sun 19/1008:35STN - SDR
Nonstop2h 00mRyanair
Deal found 8/10£42
Sat 22/1122:00SDR - STN
Nonstop1h 55mRyanair
Sat 29/1118:30STN - SDR
Nonstop1h 55mRyanair
Deal found 8/10£47
Thu 13/1110:40SDR - STN
Nonstop1h 55mRyanair
Sat 15/1118:30STN - SDR
Nonstop1h 55mRyanair
Deal found 7/10£48
Sat 15/1122:00SDR - STN
Nonstop1h 55mRyanair
Thu 20/1107:10STN - SDR
Nonstop1h 55mRyanair
Deal found 8/10£48
Thu 13/1110:40SDR - STN
Nonstop1h 55mRyanair
Tue 18/1107:05STN - SDR
Nonstop1h 55mRyanair
Deal found 8/10£49
Mon 3/1114:50SDR - STN
Nonstop1h 55mRyanair
Sat 8/1118:30STN - SDR
Nonstop1h 55mRyanair
Deal found 7/10£54
Thu 6/1110:40SDR - STN
Nonstop1h 55mRyanair
Sat 8/1118:30STN - SDR
Nonstop1h 55mRyanair
Deal found 7/10£63
Thu 6/1110:40SDR - STN
Nonstop1h 55mRyanair
Tue 11/1107:05STN - SDR
Nonstop1h 55mRyanair
Deal found 7/10£66
Mon 3/1114:50SDR - STN
Nonstop1h 55mRyanair
Mon 10/1111:20STN - SDR
Nonstop1h 55mRyanair
Deal found 7/10£67
Mon 3/1114:50SDR - STN
Nonstop1h 55mRyanair
Tue 11/1107:05STN - SDR
Nonstop1h 55mRyanair
Deal found 7/10£68
Thu 11/1217:30SDR - LGW
1 stop7h 00mMultiple Airlines
Mon 15/1207:10LGW - SDR
1 stop9h 00mMultiple Airlines
Deal found 8/10£72
Sat 13/1210:35SDR - LTN
1 stop13h 00mMultiple Airlines
Tue 16/1208:00LTN - SDR
1 stop10h 30mMultiple Airlines
Deal found 8/10£77

Cheapflights Fare Finder

 
Customise your flight search to find flights from Santander to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 9 October 2025.
Use the filters below to find and compare flights from Santander to London that are best for you.

Fly from

Santander

Fly to

London

Route

Depart

Return

Price

SantanderLondon

SDR - STN

SDRSTN

Santander

Sat 8/11

22:00-22:55

Nonstop1h 55m

London Stansted

Sat 15/11

18:30-21:25

Nonstop1h 55m

£42

SantanderLondon

SDR - STN

SDRSTN

Santander

Thu 6/11

10:40-11:35

Nonstop1h 55m

London Stansted

Mon 10/11

11:20-14:15

Nonstop1h 55m

£42

SantanderLondon

SDR - STN

SDRSTN

Santander

Sat 8/11

22:00-22:55

Nonstop1h 55m

London Stansted

Mon 10/11

11:20-14:15

Nonstop1h 55m

£42

SantanderLondon

SDR - STN

SDRSTN

Santander

Mon 10/11

14:50-15:45

Nonstop1h 55m

London Stansted

Tue 18/11

07:05-10:00

Nonstop1h 55m

£42

SantanderLondon

SDR - STN

SDRSTN

Santander

Mon 8/12

14:50-15:45

Nonstop1h 55m

London Stansted

Thu 11/12

07:10-10:05

Nonstop1h 55m

£43

SantanderLondon

SDR - STN

SDRSTN

Santander

Sat 22/11

22:00-22:55

Nonstop1h 55m

London Stansted

Sat 29/11

18:30-21:25

Nonstop1h 55m

£47

SantanderLondon

SDR - STN

SDRSTN

Santander

Thu 13/11

10:40-11:35

Nonstop1h 55m

London Stansted

Sat 15/11

18:30-21:25

Nonstop1h 55m

£48

SantanderLondon

SDR - STN

SDRSTN

Santander

Sat 15/11

22:00-22:55

Nonstop1h 55m

London Stansted

Thu 20/11

07:10-10:05

Nonstop1h 55m

£48

SantanderLondon

SDR - STN

SDRSTN

Santander

Sat 15/11

22:00-22:55

Nonstop1h 55m

London Stansted

Tue 18/11

07:05-10:00

Nonstop1h 55m

£49

SantanderLondon

SDR - STN

SDRSTN

Santander

Thu 13/11

10:40-11:35

Nonstop1h 55m

London Stansted

Tue 18/11

07:05-10:00

Nonstop1h 55m

£49

Flights are sorted by cheapest return flights first.

Deals found on 7/10

Showing 1-10 of 60 results
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6

Best time to book a flight from Santander to London

Have a flexible travel schedule? Discover the best time to fly to London from Santander 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.

Cheapflights Insights

Everything you need to know about your flight from Santander to London

How far ahead should I book a flight from Santander to London?

Use this chart to determine the optimal time to book a return flight from Santander to London. Price data was last updated on 3 October 2025.

To ensure you get the cheapest price possible for a flight from Santander to London, you should look to book at least 4 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Santander to London?

Currently, May is the cheapest month in which you can book a flight from Santander to London (average of £26). Flying from Santander to London in August is currently the most expensive (average of £87). 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 SDR to LON?

Find hourly flight availability from Santander to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 October 2025.

It’s typically best to fly out from Santander to London in the afternoon. Doing so could potentially save you 87% on the flight price compared to flying in the evening, which is usually more expensive.

How much does it cost for a return flight from Santander to London?

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 9 October 2025.
Check out reviews from past customers who have flown with Ryanair from Santander to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Ryanair
6.8
Okay
5,176 reviews
Check prices

Comfort

6.5

Food

6.0

Crew

7.5

Overall

6.8

Entertainment

5.6

Boarding

6.7

Reviews

1 / 20
4.0
Okay

Mark,May 2025

BCN - STN

Departed an hour late, with zero indication that that would be the case, very poor communication / acknowledgement of the delay, with no explanation.
Ryanair
6.8
Okay
5,176 reviews
Ryanair
6.8
Okay
5,176 reviews
Check prices

Comfort

6.5

Food

6.0

Crew

7.5

Overall

6.8

Entertainment

5.6

Boarding

6.7

Reviews

1 / 20
4.0
Okay

Mark,May 2025

BCN - STN

Departed an hour late, with zero indication that that would be the case, very poor communication / acknowledgement of the delay, with no explanation.

Related info for your journey

Find useful and relevant information for your journey from Santander to London. 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 Santander to London?

    Located just 2.5 mi from the city center, Santander is the airport most travelers will use when flying to London from Santander. Booking flights from Santander (SDR) to London should be relatively easy as there are 0 daily outbound flights to London from 0 different airlines.

  • How long is the flight from Santander to London?

    There are many flights that can get you from Santander to London in 1h 55m. Fly via Ryanair or Vueling to get the fastest option. Airlines will cover a distance of 613 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Santander to London?

    The most popular route from Santander to London is Santander - London Gatwick. You may also consider Santander - London Stansted or Santander - London Heathrow.

  • Can I find deals for flights from Santander to London that include hotel bookings?

    Yes. In addition to deals on Santander to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Santander to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santander to London.

  • Can I find deals for business class flights from Santander to London?

    Yes. Cheapflights offers flight deals from Santander to London 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 Santander to London?

    Currently, May is the cheapest month in which you can book a flight from Santander to London (average of £26). Flying from Santander to London in August is currently the most expensive (average of £87). 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

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