Cheap Flights from Phitsanulok (PHS) to St. Louis (STL)

Popular airlines from Phitsanulok (PHS) to St. Louis Lambert Intl. Airport (STL)

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Frequently asked questions

How much does a flight from Phitsanulok Airport (PHS) to Lambert-St. Louis Intl. Airport (STL) cost?
Grab a cheap one-way flight or cheap return flight from Phitsanulok Airport (PHS) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Phitsanulok Airport (PHS) to Lambert-St. Louis Intl. Airport (STL)?
Planning your getaway for can help you save, as it's the cheapest month for flights between PHS and STL. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Phitsanulok Airport (PHS) to Lambert-St. Louis Intl. Airport (STL)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest PHS to STL flight.
How many flights per day from Phitsanulok Airport (PHS) to Lambert-St. Louis Intl. Airport (STL)?
You'll have to hop on a flight with a layover if you're traveling from Phitsanulok Airport (PHS) to Lambert-St. Louis Intl. Airport (STL). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from PHS to STL?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on a number of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Phitsanulok Airport (PHS) to Lambert-St. Louis Intl. Airport (STL)?
To avoid potential delays on the Phitsanulok Airport (PHS) to Lambert-St. Louis Intl. Airport (STL) route, fly before 3 PM. Departures after this time 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 Phitsanulok Airport (PHS) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute fares from PHS to STL are usually more expensive. For the lowest prices, start searching for flights early. That being said, if you're flexible with your travel plans, you may land a cheap fare just before your departure.
Is it cheaper to book a PHS to STL flight and hotel package?
Booking a PHS to STL flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our wide range of hotels and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Phitsanulok Airport (PHS) to Lambert-St. Louis Intl. Airport (STL)?
If you reserved your PHS to STL flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Travel information

Origin airport
Phitsanulok
Destination airport
Lambert-St. Louis Intl.
Distance
8539 mi

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Phitsanulok to St. Louis Flights

The cheapest times to fly from Phitsanulok to St. Louis

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

 

The best time to book a flight from Phitsanulok to St. Louis

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

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 Phitsanulok to St. Louis 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 Phitsanulok to St. Louis 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 Phitsanulok to St. Louis 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.

 

Phitsanulok to St. Louis Flights

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