The cheapest times to fly from GUM to NRT are

  • February 5th to March 11th
  • May 7th to July 8th
  • September 3rd to December 16th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from GUM to NRT is mid October. Prices can be as high as $1097 for Saturday flights during mid December, or as low as $497 for Wednesday flights around mid October.


When to Fly to Tokyo

Flying from Guam, GU (GUM) to Tokyo (NRT) will usually cost between $542 to $782 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid October with an average ticket price of $521. Due to high demand the most expensive time to fly is mid December, with an average price of $830. Planning your trip to low-cost times can easily save you $309 on economy flights and even more on first-class flights. Generally, any price below $618 can be considered a good price for a round-trip GUM to NRT flight.

See below for a graph of average weekly prices for the GUM to NRT route. All prices are for round-trip tickets in USD.

GUM to NRT Flight Prices

Compared to other flights, the GUM to NRT flight is cheaper than the average and costs much less than the average flight leaving from Guam. The average price per mile (for a direct flight) is $0.25, which is below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to NRT, and Tuesday the cheapest day to fly back into GUM. Saturdays are the most expensive days to fly to Tokyo, and Mondays are the most expensive days to return to Guam. Selecting flights on the least expensive days could save you up to $60 (9%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $610. Return trip prices are from the NRT to GUM flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from GUM to NRT can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 3 hour 48 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from GUM to NRT? We’ve got answers.

Which airlines fly this route?

You can find 18 major airlines flying this route most often: Air Busan, Air Seoul, ANA, Asiana, Cathay Dragon, Cathay Pacific, Cebu Pacific, China Airlines, Delta, EASTAR JET, EVA Air, JAL, Jeju Air, Jin Air, Korean Air, Philippine Airlines, T’Way Air, United, and potentially more during busy seasons.

How far away is it from Narita International Airport to Guam International Airport?

The distance between the two airports is roughly 1564 miles or 2517 kilometers.

How long does it take to fly from GUM to NRT?

The real-world flight time for a nonstop GUM to NRT flight is about 3 hour 48 minutes.

How many flights go between Guam, GU and Tokyo?

It depends on the day of the week and the date, but a typical day might have around 41 available flights from GUM to NRT.


Airport Location Info


Departing Airport

Origination code GUM
Origination airport name Guam International Airport
City Guam, GU
Country the United States
Latitude 13.5
Longitude 144.8

Return Airport

Destination code NRT
Destination airport name Narita International Airport
City Tokyo
Country Japan
Latitude 35.8
Longitude 140.4


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.