$1,451+ Cheap flights from Oregon to Tongatapu
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — TBU
May 6 — May 131
1 adult, Economy
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Oregon to Tongatapu
Keep the following information in mind while searching for Oregon to Tongatapu flight deals. Data was last updated May 1, 2025.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Find flight deals from Oregon to Tongatapu
Cheapest flights from Oregon to TongatapuExplore the most affordable flight options available from Oregon to Tongatapu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.
Explore the most affordable flight options available from Oregon to Tongatapu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/11:58 pmPDX - TBU
2 stops39h 07mFiji Airways
Sat 11/85:00 pmTBU - PDX
2 stops26h 01mFiji Airways
Deal found 4/30![Fiji Airways logo]()
$1,451
This Air New Zealand deal was found by Cheapflights users on 4/30. 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 Air New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/18:00 amPDX - TBU
3 stops40h 10mMultiple Airlines
Sat 11/81:05 pmTBU - PDX
2 stops26h 31mMultiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$1,793
Best time to book a flight from Oregon to Tongatapu
Have a flexible travel schedule? Discover the best time to fly to Tongatapu from Oregon 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 Oregon to Tongatapu
What is the cheapest time of day to fly from OR to TT?
Find hourly flight availability from Oregon to Tongatapu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oregon to Tongatapu as you normally would.
Rainfall in Tongatapu by month
Plan your trip to Tongatapu by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Tongatapu ranges from 3.7 - 8.3 inches per month. February is typically the wettest month, when rainfall can reach 8.3 in. June is typically the driest time to visit Tongatapu when rainfall is around 3.7 in.
Temperature in Tongatapu by month
Plan your trip to Tongatapu by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Tongatapu, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 71.6 F).