Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from London Gatwick to Guam, across the one airlines that offer this route. We've found that 21 / Jul / 2025 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.
Qatar Airways is the most popular airline that flies from London Gatwick to Guam. But it's still worth looking at other options, as there are one flights to Guam every week. If you want to broaden your search, look at flights departing from other airports.
Your flight from London Gatwick to Guam will take at least 26 hrs 5 mins. On average, it takes 26 hrs 5 mins to fly the 12079 km distance. Take a look at flight times to see which one works best for you.
You can also search by month, which will reveal the cheapest time of the week to fly.
