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

Cheap Flights to St. Marys

View ₩1,053,400 flight on Fri, Aug 21, 2026Opens in a new window

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How much is the cheapest flight to St. Marys?

Prices were available within the past 7 days and start at ₩1,053,400 for one-way flights and ₩1,693,100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
American Airlines
Iberia
Air Canada
Alaska Airlines

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, ₩1,693,100 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 ₩1,693,100 and reached a maximum price of ₩2,121,400. For one-way journeys departing from Green Bay (GRB), the cheapest seat during this same period was just ₩1,053,400.
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 ₩1,693,100 to ₩2,121,400 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 vacation. Fares are priciest during December, so keep clear of this time if possible.

Book with confidence

Searching for cheap flights to St. Marys? No travel company presents more choices than Expedia if you're looking to compare flights to St. Marys. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Isles of Scilly. Expedia provides the cheapest flights to many destinations in Isles of Scilly and you may find even greater savings if you combine your flight with a hotel stay in St. Marys.

Travel information

Destination airport
Newquay Cornwall
Destination airport IATA code
NQY
Destination city name
Newquay
Roundtrip price
₩1,693,100
*Available to Expedia members.