Cheap Flights from Mammoth Lakes (MMH) to St. Thomas (SPB)

Popular airlines from Mammoth Lakes, CA (MMH-Mammoth Yosemite) to St. Thomas (SPB-St. Thomas Seaplane Base)

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Frequently asked questions

How much does a flight from Mammoth Yosemite Airport (MMH) to St. Thomas Seaplane Base Airport (SPB) cost?
Grab a cheap one-way flight or cheap return flight from Mammoth Yosemite Airport (MMH) to St. Thomas Seaplane Base Airport (SPB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Mammoth Yosemite Airport (MMH) to St. Thomas Seaplane Base Airport (SPB)?
is the least expensive month to fly from MMH to SPB. Planning your trip for the off-season is often the key to finding a great deal.
What is the cheapest airline that flies from Mammoth Yosemite Airport (MMH) to St. Thomas Seaplane Base Airport (SPB)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest MMH to SPB flight.
How many flights per day from Mammoth Yosemite Airport (MMH) to St. Thomas Seaplane Base Airport (SPB)?
Direct flights from Mammoth Yosemite Airport (MMH) to St. Thomas Seaplane Base Airport (SPB) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MMH to SPB?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Mammoth Yosemite Airport (MMH) to St. Thomas Seaplane Base Airport (SPB)?
To avoid potential delays on the Mammoth Yosemite Airport (MMH) to St. Thomas Seaplane Base Airport (SPB) route, fly before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Mammoth Yosemite Airport (MMH) to St. Thomas Seaplane Base Airport (SPB) last-minute?
Booking your flight from MMH to SPB shortly before your getaway is generally more expensive. However, if you're flexible with your schedule, you could grab a cheap last-minute fare.
Is it cheaper to book a MMH to SPB flight and hotel package?
You'll typically save money by booking a MMH to SPB flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've selected your preferred accommodations and flights, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Mammoth Yosemite Airport (MMH) to St. Thomas Seaplane Base Airport (SPB)?
In most cases, you can cancel or reschedule your MMH to SPB flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want further information, visit our Customer Service portal.

Travel information

Origin airport
Mammoth Yosemite
Destination airport
St. Thomas Seaplane Base
Distance
3494 mi

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Mammoth Lakes to St. Thomas Flights

The cheapest times to fly from Mammoth Lakes to St. Thomas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Mammoth Lakes to St. Thomas are during the month of . You can find some of the cheapest flights from Mammoth Lakes to St. Thomas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Mammoth Lakes to St. Thomas

Sunday is one of the best days to book for cheap flights from Mammoth Lakes to St. Thomas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Mammoth Lakes to St. Thomas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Mammoth Lakes to St. Thomas in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Mammoth Lakes to St. Thomas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Mammoth Lakes to St. Thomas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Mammoth Lakes to St. Thomas Flights
*Available to One Key members.