Cheap flights from San Antonio to London from £444
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How much do flights to London cost?
Cheapest one-way trip | £444 |
|---|---|
Cheapest round-trip | £860 |
Average round-trip | £865 |
Includes rare itinerary | |
Most popular airline | Spirit Airlines |
Getting from London airports to the city center
Fastest options: Heathrow Express (LHR), Gatwick Express (LGW), Stansted Express (STN). Best value: Underground, DLR, Elizabeth line and commuter trains.
From London Heathrow Airport (LHR)
Transport Option | Typical time | Typical cost | Frequency | Best for |
|---|---|---|---|---|
15 min | £15-£25 (advance vs on-the-day fares) | every 15 min | fastest to Paddington | |
28-38 min | £12-£13 (Oyster/contactless fare) | every 5–10 min | central London with stops | |
35-75 min | £60-£100 (metered; varies by traffic) | on-demand 24/7 (traffic dependent) | door-to-door with luggage |
From London Gatwick Airport (LGW)
Transport Option | Typical time | Typical cost | Frequency | Best for |
|---|---|---|---|---|
30 min | £18-£23 (advance vs on-the-day fares) | every 15 min | fastest to Victoria |
From London Stansted Airport (STN)
Transport Option | Typical time | Typical cost | Frequency | Best for |
|---|---|---|---|---|
45-50 min | £20-£26 (advance vs on-the-day fares) | every 15–30 min | fastest to the City |
From London Luton Airport (LTN)
Transport Option | Typical time | Typical cost | Frequency | Best for |
|---|---|---|---|---|
35-55 min | £12-£20 (includes DART transfer) | every 10–20 min | direct to St Pancras |
From London City Airport (LCY)
Transport Option | Typical time | Typical cost | Frequency | Best for |
|---|---|---|---|---|
15-25 min | £3-£5 (Oyster/contactless fare) | every 4–10 min | Canary Wharf and City |
From London Southend Airport (SEN)
Transport Option | Typical time | Typical cost | Frequency | Best for |
|---|---|---|---|---|
50-60 min | £18-£25 (advance vs on-the-day fares) | every 20–30 min | direct to Liverpool Street |
Notes:
- Prices in GBP; table created in 2025 and subject to change.
- Contactless and Oyster are valid on the Underground, DLR, Elizabeth line, and most National Rail services within London zones.
- Black cabs are metered; ride-hailing prices vary with demand. Road traffic can significantly affect journey times (traffic dependent).
- We recommend checking official transport websites for your travel planning.
Updated: December 2025
Key info about flying to London
Check-in for a flight from San Antonio to London
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| Spirit Airlines | NKS | NK | No |
| Ryanair | RYR | FR | No |
| Frontier Airlines | FFT | F9 | No |
| JetBlue Airways | JBU | B6 | No |
| United Airlines | UAL | UA | No |
Online check-in is not available for these airlines.
Weather in London
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 7°C | 2°C |
| February | 8°C | 3°C |
| March | 11°C | 4°C |
| April | 14°C | 5°C |
| May | 17°C | 8°C |
| June | 20°C | 11°C |
| July | 22°C | 14°C |
| August | 22°C | 14°C |
| September | 19°C | 12°C |
| October | 15°C | 9°C |
| November | 10°C | 6°C |
| December | 8°C | 4°C |
14 day forecast
Frequently asked questions
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