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Tamuning

$1,401+ Cheap flights from Portland (PDX) to Tamuning (GUM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GUM
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Portland to Tamuning

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Tamuning (GUM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$1,890
(United Airlines)

One-way from

$1,401
(Delta)

Popular in

December

Cheapest in

February

Average price

$2,007
From Portland to Tamuning Guam Intl
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One-way flight from Portland to Tamuning Guam Intl
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Highest demand for flights based on searches. 2% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Portland to Tamuning

Cheapest flights from Portland to Tamuning
Explore the most affordable flight options available from Portland to Tamuning. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/237:30 amPDX - GUM
2 stops41h 20mUnited Airlines
Fri 12/57:25 amGUM - PDX
2 stops25h 17mUnited Airlines
Deal found 6/10$1,890
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2212:40 amPDX - GUM
2 stops43h 55mDelta
Fri 12/54:50 pmGUM - PDX
2 stops45h 59mDelta
Deal found 6/10$1,953

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Tamuning that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Portland to Tamuning that are best for you.

Fly from

Portland

Fly to

Tamuning

Route

Depart

Return

Price

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 11/23

7:30 am-6:50 pm

2 stops41h 20m

Tamuning Guam Intl

Fri 12/5

7:25 am-2:42 pm

2 stops25h 17m

$1,890

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 11/22

12:40 am-2:35 pm

2 stops43h 55m

Tamuning Guam Intl

Fri 12/5

4:50 pm-8:49 pm

2 stops45h 59m

$1,953

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 8/11

8:55 am-3:15 pm

2 stops37h 20m

$1,401

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Wed 10/1

5:30 am-6:05 pm

2 stops19h 35m

$1,574

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Best time to book a flight from Portland to Tamuning

Have a flexible travel schedule? Discover the best time to fly to Tamuning from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Tamuning

What is the cheapest time of day to fly from PDX to GUM?

Find hourly flight availability from Portland to Tamuning. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Portland to Tamuning at noon. If you’re flexible enough to do this you can expect to save up to 4% on your trip compared to booking a flight in the morning.

Rainfall in Tamuning by month

Plan your trip to Tamuning by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Tamuning ranges from 2.6 - 14.4 inches per month. August is typically the wettest month, when rainfall can reach 14.4 in. March is typically the driest time to visit Tamuning when rainfall is around 2.6 in.

Temperature in Tamuning by month

Plan your trip to Tamuning by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Tamuning, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

Reviews of airlines servicing Tamuning

Get insights into the airlines that provide service to Tamuning. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tamuning. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Portland to Tamuning. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Portland to Tamuning round-trip?

    Our cheapest airline available from Portland to Tamuning is United Airlines. Our recent data shows that you can find tickets from as low as $1,890 on this airline. An additional option worth looking into is Delta, starting at $1,953. You may be able to fly from Portland to Tamuning for 5% less than the average price by searching for these airlines.

  • Can I find deals for flights from Portland to Tamuning that include hotel bookings?

    Yes. In addition to deals on Portland to Tamuning flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Tamuning?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Tamuning.

  • Can I find deals for business class flights from Portland to Tamuning?

    Yes. Cheapflights offers flight deals from Portland to Tamuning by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Tamuning?

    Currently, January is the cheapest month in which you can book a flight from Portland to Tamuning (average of $1,977). Flying from Portland to Tamuning in May is currently the most expensive (average of $2,214). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Portland to Tamuning

See prices for flight routes from nearby airports that may be better suited for you.
Boise to Tamuning flights

Top airline flying from Portland to Tamuning

Discover the top airline that operate flights from Portland to Tamuning. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,057Average$2,050FlexibilityNo cancel feeOn-time69%

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