Cheap Flights from Casper (CPR) to St. Anthony (YAY)

Popular airlines from Casper, WY (CPR-Natrona County Intl.) to St. Anthony, NL (YAY)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Frequently asked questions

How much does a flight from Natrona County Intl. Airport (CPR) to St. Anthony Airport (YAY) cost?
Grab a cheap one-way flight or cheap return flight from Natrona County Intl. Airport (CPR) to St. Anthony Airport (YAY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Natrona County Intl. Airport (CPR) to St. Anthony Airport (YAY)?
Traveling in is a good way to save, as it's the cheapest month for flights between CPR and YAY. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Natrona County Intl. Airport (CPR) to St. Anthony Airport (YAY)?
To find the cheapest airline flying from CPR to YAY, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Natrona County Intl. Airport (CPR) to St. Anthony Airport (YAY)?
Direct flights from Natrona County Intl. Airport (CPR) to St. Anthony Airport (YAY) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CPR to YAY?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change 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 Natrona County Intl. Airport (CPR) to St. Anthony Airport (YAY)?
To land at St. Anthony Airport (YAY) on schedule, pick a flight that leaves Natrona County Intl. Airport (CPR) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Natrona County Intl. Airport (CPR) to St. Anthony Airport (YAY) last-minute?
Last-minute bookings from CPR to YAY are generally more expensive. To secure the cheapest rates, start looking for flights well ahead of time. That being said, if you're flexible with your travel dates, you may score a cheap ticket right before your journey.
Is it cheaper to book a CPR to YAY flight and hotel package?
Booking a CPR to YAY flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our wide range of hotels and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Natrona County Intl. Airport (CPR) to St. Anthony Airport (YAY)?
Typically, you're able to cancel or reschedule your CPR to YAY flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want further information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Natrona County Intl.
Destination airport
St. Anthony
Distance
2388 mi

Book with confidence

Book with confidence

Casper to St. Anthony Flights

The cheapest times to fly from Casper to St. Anthony

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 Casper to St. Anthony are during the month of . You can find some of the cheapest flights from Casper to St. Anthony with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Casper to St. Anthony

Sunday is one of the best days to book for cheap flights from Casper to St. Anthony: 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 Casper to St. Anthony

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 Casper to St. Anthony in 2025. 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 Casper to St. Anthony 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 Casper to St. Anthony 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.

 

Casper to St. Anthony Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.