Flights from Portland (US) to Guam (GU)

24/7 Customer Support
Only fair prices with all taxes and fees included
Unified loyalty program for hotel and flight bookings
Bonus Points on every purchase
Low Fare Calendar for the Next 12 Months
  • Round Trip
  • Non-Stop Flights Only
  • 1 Week
  • 10 Days
  • 2 Weeks
January
Find
February
Find
March
Find
April
Find
May
Find
June
Find
July
Find
August
Find
September
Find
October
Find
November
Find
December
Find

Cheap Flights to Other Destinations

Best hotels in Guam

Other destinations

Climate in Guam

27.6 ºC
Average annual temperature
27.0 ºC
Average winter temperature
706 mm
The highest rainfall occurs in Aug, Sep
13 h
The maximum number of daylight hours
30 ºC
°F Max
24 ºC
°F Min
130 mm
Precipitation Level
22
Days with Precipitation
11
Hours of Daylight
6
Hours of Sunshine
28 ºC
Sea Temperature
30 ºC
°F Max
24 ºC
°F Min
111 mm
Precipitation Level
19
Days with Precipitation
12
Hours of Daylight
6
Hours of Sunshine
28 ºC
Sea Temperature
30 ºC
°F Max
24 ºC
°F Min
89 mm
Precipitation Level
19
Days with Precipitation
12
Hours of Daylight
7
Hours of Sunshine
28 ºC
Sea Temperature
31 ºC
°F Max
24 ºC
°F Min
102 mm
Precipitation Level
18
Days with Precipitation
12
Hours of Daylight
7
Hours of Sunshine
28 ºC
Sea Temperature
31 ºC
°F Max
25 ºC
°F Min
142 mm
Precipitation Level
20
Days with Precipitation
13
Hours of Daylight
7
Hours of Sunshine
29 ºC
Sea Temperature
31 ºC
°F Max
25 ºC
°F Min
162 mm
Precipitation Level
19
Days with Precipitation
13
Hours of Daylight
7
Hours of Sunshine
29 ºC
Sea Temperature
31 ºC
°F Max
25 ºC
°F Min
273 mm
Precipitation Level
21
Days with Precipitation
13
Hours of Daylight
5
Hours of Sunshine
29 ºC
Sea Temperature
31 ºC
°F Max
25 ºC
°F Min
363 mm
Precipitation Level
23
Days with Precipitation
13
Hours of Daylight
5
Hours of Sunshine
29 ºC
Sea Temperature
31 ºC
°F Max
25 ºC
°F Min
343 mm
Precipitation Level
20
Days with Precipitation
12
Hours of Daylight
5
Hours of Sunshine
29 ºC
Sea Temperature
31 ºC
°F Max
25 ºC
°F Min
317 mm
Precipitation Level
22
Days with Precipitation
12
Hours of Daylight
4
Hours of Sunshine
29 ºC
Sea Temperature
31 ºC
°F Max
25 ºC
°F Min
228 mm
Precipitation Level
21
Days with Precipitation
12
Hours of Daylight
5
Hours of Sunshine
29 ºC
Sea Temperature
30 ºC
°F Max
24 ºC
°F Min
150 mm
Precipitation Level
22
Days with Precipitation
11
Hours of Daylight
5
Hours of Sunshine
28 ºC
Sea Temperature