Winter rarely stops an airport run from the Chilterns, but it changes how you should plan one. Frost on untreated lanes, fog on the M25 and a flight held for de-icing can each add time, and a Met Office warning the night before raises a fair question: should you still set off at the usual hour? This guide explains how to read the warnings, what the Highway Code says about icy roads, what airlines owe you when snow disrupts a flight, and how we plan collections when the weather turns.
- Check the Met Office forecast the evening before: a yellow warning means some disruption to travel is likely, amber means an increased likelihood of severe impacts.
- The Highway Code warns that stopping distances on icy roads can be ten times greater than on dry ones, so plan to the top of the journey range and add a buffer.
- If snow delays or cancels your flight, the airline must still provide care, but compensation is not usually payable for extreme weather.
How much extra time should you allow in winter?
There is no single figure, so plan from the slow end of the normal range and add to it. From Gerrards Cross, Heathrow is around 20–35 minutes and Gatwick around 70–85 minutes in normal conditions. On a frosty morning, start from the higher number, then add a buffer for the conditions forecast. Rule 230 of the Highway Code tells drivers to keep well back in icy weather because stopping distances can be ten times greater than on dry roads, and everyone on the motorway is following the same advice. Longer journeys to Gatwick and Stansted, which rely on the M25, have more miles in which conditions can change.
What do Met Office warnings mean for your flight day?
The Met Office sets its warning colour by combining how severe the impact could be with how likely it is. Warnings can be issued for snow, ice and fog, among other weather types, and the colours read as follows:
- Yellow: the weather is likely to cause some low-level impacts, including some disruption to travel in a few places.
- Amber: there is an increased likelihood of impacts from severe weather that could disrupt your plans.
- Red: dangerous weather is expected and you should take action to keep yourself and others safe.
Here is how we would suggest turning that into a travel plan. Under a yellow warning for ice or snow, bring the collection forward. Under amber, check your airline's flight status before you leave, and call us the evening before so we can agree an earlier time. Under red, speak to your airline about whether the flight is operating and whether you can move it, before anyone sets off.
What does the Highway Code say about driving in snow and ice?
Rule 228 says not to drive in icy or snowy conditions unless your journey is essential. Rule 229 says you must clear all snow and ice from every window, and make sure lights are clean and number plates visible, before you set off. Rule 231 asks drivers to avoid sudden actions on ice because they can cause loss of control. In fog, Rules 235 and 236 say to drive so you can pull up well within the distance you can see, and to use fog lights only when visibility is seriously reduced.
Those rules are one reason many people choose not to drive themselves to a winter flight. Scraping a car at 4am, then leaving it for a week in a car park where it will need clearing again on your return, is a poor start and a worse finish to a trip. Our parking vs taxi cost guide covers the rest of that comparison.
Your flight is delayed or cancelled by snow: what are you owed?
Care, and possibly a refund, but usually not compensation. The Civil Aviation Authority's guidance on delays says that on flights covered by UK law your airline must look after you with food and drink and, if you are delayed overnight, accommodation, whatever the reason for the delay. If a delay reaches five hours you can choose not to travel and get a refund. If a flight is cancelled, you can choose a refund or an alternative flight. Fixed compensation, however, is not payable when the disruption is caused by extraordinary circumstances, and the CAA gives extreme weather as an example.
Keep receipts if you have to buy your own meals or a hotel, because you can claim reasonable costs back. Our guide to what happens to your transfer when a flight is delayed or cancelled explains the taxi side.
How do we plan winter collections?
Outbound: if ice, snow or fog is forecast for your travel day, call us the evening before and we can agree an earlier collection. It is far easier to move a pickup by twenty minutes the night before than to make up the time on a gritted motorway.
Coming home: we track the flight number, so a delay caused by de-icing or a runway being cleared moves the collection automatically and you are not charged for a wait you did not cause. If your flight is diverted to another airport, call or message us as soon as you know so we can talk through the options.
Always: the fare agreed at booking is the fare, whatever the weather does. Our 24-hour service runs through the winter, including early mornings covered in our guide to early-morning airport transfers.
A winter travel checklist
- Evening before: check the Met Office forecast for your area and the airport, and your airline's flight status.
- Coats: wear or carry a warm layer rather than packing it in the hold; you may be waiting outside a car park or at a destination in the cold.
- Phone charged: airlines send rebooking offers by text and app during disruption.
- Documents together: if a cancellation means a hotel night, you will need them to hand.
- Flight number shared: give us the number, not just the time, so tracking can follow any change.
Travelling over the festive period? Our Christmas and New Year airport travel guide covers the busiest dates of the winter.