A sunset over a pier with a wooden structure and rocky shoreline.

Cheap Flights to Saint Mary Parish from $189

View $189 flight on Sun, Sep 27, 2026Opens in a new window

Popular airlines to Saint Mary Parish

  • American Airlines

  • Delta

  • United

  • Lufthansa

  • British Airways

  • KLM

  • Air France

How much is the cheapest flight to Saint Mary Parish?

Prices were available within the past 7 days and start at $189 for one-way flights and $269 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Delta
United
American Airlines
United
United
American Airlines
United
United
American Airlines

Frequently asked questions

How do I find cheap flights to St. Mary Parish that have flexible change policies?
At Expedia, we've been channeling our inner acrobat to get you the most flexible fares around. Just tick the "No change fee" box under the "Flexible change policies" heading to find the best flights to St. Mary Parish.
How can I find cheap tickets to St. Mary Parish?
In the last seven days, $269 was the lowest price for a flight to St. Mary Parish. For even greater savings, book ahead of time and be flexible with your travel dates. Search for your flight to St. Mary Parish, then compare prices for similar time frames by clicking on the "flexible dates" link above.
How much is a flight to St. Mary Parish?
One-way trips departing from Houston (IAH) sold for as low as $189 in the last seven days. During this time, the cost of a round-trip fare to St. Mary Parish varied between $269 and $289. If you spot a bargain ticket, book quickly — these fares don't hang about.
When is the cheapest time to fly to St. Mary Parish?
Fly out on a Tuesday to improve your chances of nabbing the cheapest fare to St. Mary Parish. Mondays are usually the next most affordable day to depart. Saturday is normally the most expensive day to fly anywhere.
How much is a plane ticket to St. Mary Parish?
In the last seven days, journeys to St. Mary Parish varied between $269 and $289. Prices generally depend on the departure time, carrier, cabin class and how early the fare is booked.
What months are the cheapest to book a flight to St. Mary Parish?
February is the cheapest month to lock in a seat for your St. Mary Parish escape. Tickets are at a premium throughout the festive month of December, so keep clear of this time if you can.
What is the best time to go to St. Mary Parish?
A fantastic time to head to Patterson is after June 20 when summer begins. In St. Mary Parish's main city, temperatures range from 75ºF to 90ºF during this time — excellent weather for seeing the sights! February, March and April are the most popular months to visit.

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Travel information

*Flight schedules are subject to change.

*Available to One Key members.

*Flight schedules are subject to change.

*Available to One Key members.