When flying from San Francisco to Glasgow Prestwick Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Travelers have found it’s best to book a flight 36 days in advance to save up to 57% 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 36 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 San Francisco to Glasgow Prestwick Airport 1-2 weeks in advance for as low as $925, or $1,337 for flights within the next 24 hours.