Cheapest airlines flights from Osaka to Guam

You can choose from 3 airlines that fly from Osaka to Guam, including T'Way Air, United Airlines, and Air Busan. T'Way Air has lowest fares on this route.
T'Way Air logo T'Way Air
United Airlines logo United Airlines
Air Busan logo Air Busan
Airlines are determined based on actual purchased flight tickets from Osaka to Guam according to previous 12 months data from Trip.com.

Search for direct flights from Osaka to Guam in the next 3 months. Based on Trip.com's latest 7-day flight data, one-way direct flights start at US$152, and round-trip direct flights start at US$391.

Displayed flight fares from Osaka to Guam are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Osaka to Guam Flight Details

The distance between Osaka and Guam is about 2,546.24 km. The average flying time from Osaka to Guam is around 3 hours 43 minutes. Based on Trip.com's latest data, travel demand is highest in January. The off-season for travel is October.

Cheapest one-way flight priceUS$152
Cheapest return ticket priceUS$364
Cheapest monthOctober
Peak season for travelJanuary
Flight distance2,546.24 km
Average flight time3 hours 43 minutes
Popular airlineT'Way Air
Flight statistics for the Osaka–Guam route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Osaka to Guam

Which month has the cheapest round-trip flights from Osaka to Guam?

The average price of round-trip flights from Osaka to Guam purchased by Trip.com users by month over the past 12 months.

Based on data from Trip.com, the lowest prices for round-trip flights from Osaka to Guam are found during September, with an average price of US$298. Conversely, the highest prices are found during April, with an average price of up to US$461.

US$461
US$380
US$298
US$217
    Cheapest
  • US$461
    Apr
  • US$445
    May
  • US$359
    Jun
  • US$393
    Jul
  • US$450
    Aug
  • US$298
    Sep
  • US$303
    Oct
  • US$324
    Nov
  • US$457
    Dec
  • US$322
    Jan
  • US$449
    Feb
  • US$390
    Mar

What is the cheapest day of the week to fly from Osaka to Guam?

Average weekly flight prices from Osaka to Guam by travel date (Based on Trip.com’s past 12 months of data)

Based on Trip.com’s past 12 months of flight data, the cheapest day to fly from Osaka to Guam is Monday, with average prices lower than on other days. Avoid Thursday, as prices are usually highest then.

US$255
US$236
US$217
US$198
  • US$217
    Mon
  • US$218
    Tue
  • US$253
    Wed
  • US$255
    Thu
  • US$245
    Fri
  • US$238
    Sat
  • US$225
    Sun

When is the cheapest day to fly from Osaka to Guam during International Workers' Day?

Based on Trip.com's data over the past 3 days, these are the lowest one-way flight prices from Osaka to Guam during International Workers' Day.

International Workers' Day is scheduled for May 1. The cheapest flights from Osaka to Guam are available on Apr 27, with fares starting at US$229.

US$786
US$508
US$229
0
  • US$229
    27
    Apr
  • US$254
    28
  • US$254
    29
  • US$254
    30
  • US$362
    1
    May
  • US$786
    2
  • US$543
    3

Frequently Asked Questions

  • What are the cheapest flights from Osaka to Guam (OSA-GUM)?

    Based on Trip.com data, T'Way Air offers one-way fares as low as US$152 on Cheapest nonstop routes (e.g. KIX to GUM on Thu, May 7), while Korean Air offers Cheapest nonstop round-trips from US$364 departing on Thu, Jun 11 and returning on Thu, Jun 18.
  • At the moment, you can catch a nonstop flight from Osaka to Guam with the following airlines, including: T'Way Air United Airlines Air Busan Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 3 hours 43 minutes to fly from Osaka to Guam.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Osaka to Guam is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 7 flight per week flying from Osaka to Guam. You can check the weekly schedule for popular airlines on this route below: United Airlines: -/M/T/W/T/F/S -- UA150 (11:07)
  • To find best deals on flights from Osaka to Guam, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, May 7, with one-way flights priced at just US$152.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is T'Way Air.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Guam travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Osaka to Guam is October, when demand for travel is lower.
  • After crunching the numbers on our April flight calendar, it's currently cheapest to fly from Osaka to Guam on April 21, 2026 with Peach, with prices starting at US$168.
  • You can land at any one of the following hubs in Guam, with Kansai International Airport to Antonio B. Won Pat International Airport (KIX-GUM) is by far the most common option on this route: Antonio B. Won Pat International Airport (GUM).
  • The time difference between Guam and Osaka is 1h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Trip.com Airline Insights on Flights from Osaka to Guam

Which airline offers the cheapest direct flights from Osaka to Guam?

Data is based on the average price of all nonstop flights from Osaka to Guam on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, Jeju Air provides the lowest-priced direct flights from Osaka to Guam, with fares starting at US$204.

US$110
US$204
US$299
US$394
US$488
Jeju Air
US$204
Jeju Air
Jin Air
US$300
Jin Air
T'Way Air
US$347
T'Way Air
Korean Air
US$455
Korean Air
United Airlines
US$461
United Airlines
All Nippon Airways
US$488
All Nippon Airways

Which airline operates the most flights from Osaka to Guam?

Total flights from Osaka to Guam across all airlines. (Based on Trip.com data from the past month)

Based on Trip.com’s data from the past month, United Airlines/All Nippon Airways operates the most frequent flights from Osaka to Guam, with 8 flights per week.

7
8
United Airlines
8
United Airlines
All Nippon Airways
8
All Nippon Airways
T'Way Air
7
T'Way Air

How many flights fly from Osaka to Guam daily?

The data is based on the flight numbers for each day of the week from Osaka to Guam within the Trip.com database over the past month.

Based on the past month's historical data from Trip.com, the number of flights from Osaka to Guam is the highest on Saturday/Sunday and the lowest on Monday/Tuesday/Wednesday.

15
13
11
9
Highest
11
Mon
11
Tue
11
Wed
12
Thu
14
Fri
15
Sat
15
Sun

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.