The price you pay for your flight to Guam may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Days before departure
Which day is cheapest to fly to Guam?
The cheapest flights to Guam are usually found when departing on a Saturday. The departure day with the highest cost at present is Monday.
What time of day is cheapest to fly?
Flights at midday are typically the cheapest time of the day to fly to Guam. Flights in the afternoon are usually the most expensive.