To save up to 23% on this flight, we recommend booking at least 52 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from USA to Glasgow from $1,009 1-2 weeks out and tickets from $1,076 for flights departing within the next 72 hours.
The best pricing can be found in the month of December. Prices to Glasgow from USA average $930. You can even find prices in December for less than $930, as users have found deals to Glasgow from as low as $711. The month of November appears to be one of the more expensive times to travel to Glasgow from USA. Flying in the targeted month can save you up to 41%.