Travellers have found it’s best to book a flight 58 days in advance to save up to 37% 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 58 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 Heathrow to Southend 1-2 weeks in advance for as low as £80, or £96 for flights within the next 24 hours.
Due to multiple factors, expect to potentially pay more when booking in December. For low rates, March can be a great choice for travel to Southend. Flights to Southend from Heathrow in March are about £73 on average during March, but can be found for as low as £45.
At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Heathrow and Southend for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.
Our data indicates that the weather will be 24 °C on average in the month of July. The temperature in Southend is typically colder than in Heathrow. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.
| Morning 6 AM to midday | 37% of flight departures |
| Afternoon Midday to 6 PM | 37% of flight departures |
| Evening 6 PM to midnight | 25% of flight departures |
| Early morning Midnight to 6 AM | 1% of flight departures |