An aerial view of a coastal area with sandy beaches, green fields, and rocky outcrops.

Cheap Flights to St. Marys from HK$3,976

View HK$3,976 flight on Mon, 28 Sept 2026Opens in a new window

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Cheap round-trip flights to St. Marys

Prices were available within the past 7 days and start at HK$3,976 for one-way flights and HK$7,666 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Etihad Airways
Etihad Airways
Etihad Airways
Etihad Airways
Qatar Airways

Frequently asked questions

How do I find cheap flights to St. Marys that have flexible change policies?
Search for cheap flights to St. Marys, then select "No change fee" directly under the "Flexible change policies" heading. From then on it's smooth sailing. We understand that plans can change and flexibility is important, so book with confidence with Expedia.
How can I find cheap tickets to St. Marys?
A great strategy for finding cheap fares is to be flexible with your travel dates. Start by searching for your flight to St. Marys, then click on the "flexible dates" box for a list of prices for nearby days. Another good tip? Book well ahead. For an idea of costs, HK$7,666 was the best price for a flight to St. Marys in the last seven days.
How much is a flight to St. Marys?
In the last seven days, return tickets to St. Marys sold from just HK$7,666 and reached a maximum price of HK$10,182. For one-way journeys departing from Hong Kong SAR (HKG), the cheapest seat during this same period was just HK$3,976.
When is the cheapest time to fly to St. Marys?
Flying on a Tuesday, followed by a Monday, is usually the best way to nab the cheapest fare. Avoid the weekends if you can, because Saturday is typically the most expensive day. Spend the cash you saved enjoying yourself in St. Marys instead!
How much is a plane ticket to St. Marys?
Seats ranged from HK$7,666 to HK$10,182 in the last seven days. When you're ready to book, we're here to help land the best price to St. Marys.
What months are the cheapest to book a flight to St. Marys?
February is the best month to reserve a seat for your St. Marys holiday. Fares are priciest during December, so keep clear of this time if possible.

Travel information

Destination airport
Newquay Cornwall
Destination airport IATA code
NQY
Destination city name
Newquay
Return price
HK$7,666

Trending flights to St. Marys

Prices were available within the past 7 days and start at HK$3,976 for one-way flights and HK$7,666 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Etihad Airways

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