Flight price alerts: London → Madrid
Sample round trips on this route start around EUR 47; October 2026 is often the cheapest month in our next-3-month window. FlexTrip Alerts is a free email service — set flexible travel dates and a max price, and we notify you when a round trip fits. We check fares about four times per day; we do not sell tickets.
Set a free tracker with flexible dates and your max price. We email you only when a round trip fits.
Sample fares from EUR 47. Cheapest month in our next-3-month sample: October 2026.
Set an alert and we email you when a round trip drops under your limit.
Set a price alertRound trips on this route
Cheapest-seen sample fares (next 3 months) — confirm the final price on the booking site when you click through.
Last updated .
- See deal
- Round trip · 5 nights
- Thu 15 Oct · 06:00
- Return Tue 20 Oct · 10:40
EUR 47
- See deal
- Round trip · 9 nights
- Thu 29 Oct · 18:10
- Return Sat 07 Nov · 20:20
EUR 48
- See deal
- Round trip · 7 nights
- Thu 29 Oct · 18:10
- Return Thu 05 Nov · 12:10
EUR 49
- See deal
- Round trip · 7 nights
- Sat 31 Oct · 18:15
- Return Sat 07 Nov · 20:20
EUR 49
- See deal
- Round trip · 3 nights
- Tue 10 Nov · 08:20
- Return Fri 13 Nov · 12:10
EUR 50
- See deal
- Round trip · 2 nights
- Fri 06 Nov · 21:30
- Return Sun 08 Nov · 12:10
EUR 55
- See deal
- Round trip · 20 nights
- Mon 26 Oct · 07:45
- Return Sun 15 Nov · 20:40
EUR 59
- See deal
- Round trip · 4 nights
- Mon 23 Nov · 07:45
- Return Fri 27 Nov · 12:10
EUR 60
- See deal
- Round trip · 7 nights
- Thu 15 Oct · 18:15
- Return Thu 22 Oct · 22:55
EUR 61
- See deal
- Round trip · 1 night
- Sat 28 Nov · 12:40
- Return Sun 29 Nov · 12:10
EUR 65
- See deal
- Round trip · 13 nights
- Wed 21 Oct · 08:00
- Return Tue 03 Nov · 12:10
EUR 66
- See deal
- Round trip · 9 nights
- Fri 13 Nov · 21:30
- Return Sun 22 Nov · 12:10
EUR 66
- See deal
- Round trip · 4 nights
- Sat 17 Oct · 18:15
- Return Wed 21 Oct · 12:30
EUR 68
- See deal
- Round trip · 2 nights
- Thu 01 Oct · 06:00
- Return Sat 03 Oct · 15:30
EUR 69
- See deal
- Round trip · 7 nights
- Fri 30 Oct · 06:00
- Return Fri 06 Nov · 05:25
EUR 73
| Depart | Return | Stay | Price | Book |
|---|---|---|---|---|
| Thu 15 Oct · 06:00 | Tue 20 Oct · 10:40 | 5 nights | EUR 47 | See deal |
| Thu 29 Oct · 18:10 | Sat 07 Nov · 20:20 | 9 nights | EUR 48 | See deal |
| Thu 29 Oct · 18:10 | Thu 05 Nov · 12:10 | 7 nights | EUR 49 | See deal |
| Sat 31 Oct · 18:15 | Sat 07 Nov · 20:20 | 7 nights | EUR 49 | See deal |
| Tue 10 Nov · 08:20 | Fri 13 Nov · 12:10 | 3 nights | EUR 50 | See deal |
| Fri 06 Nov · 21:30 | Sun 08 Nov · 12:10 | 2 nights | EUR 55 | See deal |
| Mon 26 Oct · 07:45 | Sun 15 Nov · 20:40 | 20 nights | EUR 59 | See deal |
| Mon 23 Nov · 07:45 | Fri 27 Nov · 12:10 | 4 nights | EUR 60 | See deal |
| Thu 15 Oct · 18:15 | Thu 22 Oct · 22:55 | 7 nights | EUR 61 | See deal |
| Sat 28 Nov · 12:40 | Sun 29 Nov · 12:10 | 1 night | EUR 65 | See deal |
| Wed 21 Oct · 08:00 | Tue 03 Nov · 12:10 | 13 nights | EUR 66 | See deal |
| Fri 13 Nov · 21:30 | Sun 22 Nov · 12:10 | 9 nights | EUR 66 | See deal |
| Sat 17 Oct · 18:15 | Wed 21 Oct · 12:30 | 4 nights | EUR 68 | See deal |
| Thu 01 Oct · 06:00 | Sat 03 Oct · 15:30 | 2 nights | EUR 69 | See deal |
| Fri 30 Oct · 06:00 | Fri 06 Nov · 05:25 | 7 nights | EUR 73 | See deal |
Frequently asked questions
- How do I get email alerts when London to Madrid flights drop in price?
- Create a free FlexTrip Alerts tracker for London (All Airports) (LON) to Adolfo Suarez Madrid Barajas Airport (MAD). Choose your flexible departure window, stay length, and maximum price — we email you when a round trip fits.
- Does FlexTrip Alerts book flights from London to Madrid?
- No — we do not sell tickets. FlexTrip Alerts watches prices and emails you when a fare matches your plan. You book on the airline or travel site you prefer when you receive an alert.
- Can I set flexible travel dates for London to Madrid alerts?
- Yes. Pick a departure window (not one fixed day) and how many nights you can stay. We match round trips that fit your window, stay length, and max price — then email you when one qualifies.
- How often does FlexTrip Alerts check London to Madrid fares?
- We scan aggregated fares on a schedule — about four times per day (every ~6 hours, UTC). You can also trigger an on-demand check from your dashboard, with a short cooldown between manual refreshes.
- What is the cheapest month to fly from London to Madrid?
- Based on recent fare samples on this page, October 2026 is currently the cheapest month to fly from London to Madrid, with round trips from about EUR 47. Prices change — set an alert to catch the next drop.
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