$1,115+ Cheap flights from Seattle (SEA) to Busuanga (USU)
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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — USU
Jun 17 — Jun 241
1 adult, Economy
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Cheapest flights from Seattle to BusuangaExplore the most affordable flight options available from Seattle to Busuanga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
Explore the most affordable flight options available from Seattle to Busuanga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
This Priceline deal was found by Cheapflights users on 6/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:55 pmSEA - USU
1 stop23h 55mPhilippine Airlines
Fri 12/124:10 pmUSU - SEA
1 stop19h 25mPhilippine Airlines
Deal found 6/9![Philippine Airlines logo]()
$1,115
This Priceline deal was found by Cheapflights users on 6/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:55 pmSEA - USU
1 stop19h 45mMultiple Airlines
Fri 12/128:55 amUSU - SEA
2 stops40h 21mMultiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,122
Best time to book a flight from Seattle to Busuanga
Have a flexible travel schedule? Discover the best time to fly to Busuanga from Seattle 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 Seattle to Busuanga
What is the cheapest time of day to fly from SEA to USU?
Find hourly flight availability from Seattle to Busuanga. 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.
One of the essential ways to save on airfare from Seattle to Busuanga is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 16% on airfare.
What is the cheapest day to fly from Seattle to Busuanga?
Use this chart to determine the cheapest time to fly round-trip from Seattle to Busuanga. Price data was last updated on March 30, 2025.
Travelers seeking maximum savings on their Seattle to Busuanga flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.