Cheap Flights from St. Louis (SUS) to Newark Liberty Intl. Airport (EWR)

Popular airlines from St. Louis, MO (SUS-Spirit of St. Louis) to Newark Liberty Intl. Airport (EWR)

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Frequently asked questions

How much does a flight from Spirit of St. Louis Airport (SUS) to Liberty Intl. Airport (EWR) cost?
Grab a cheap one-way flight or cheap return flight from Spirit of St. Louis Airport (SUS) to Liberty Intl. Airport (EWR) 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 Spirit of St. Louis Airport (SUS) to Liberty Intl. Airport (EWR)?
The cheapest month to fly from SUS to EWR is , when demand is low. Off-peak season is often when airlines offer better prices between these airports.
Which airlines fly direct from Spirit of St. Louis Airport (SUS) to Liberty Intl. Airport (EWR)?
There are no direct routes from St. Louis, MO (SUS-Spirit of St. Louis) to Liberty Intl. Airport (EWR). However, you'll find other airports that have nonstop flights. Hop on your plane at Lambert-St. Louis Intl. Airport (STL) and travel straight to Newark without layovers.
What is the cheapest airline that flies from Spirit of St. Louis Airport (SUS) to Liberty Intl. Airport (EWR)?
To find the cheapest airline that'll fly you from SUS to EWR, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Spirit of St. Louis Airport (SUS) to Liberty Intl. Airport (EWR)?
You'll have to book a flight with a layover when traveling from Spirit of St. Louis Airport (SUS) to Liberty Intl. Airport (EWR). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from SUS to EWR?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Spirit of St. Louis Airport (SUS) to Liberty Intl. Airport (EWR)?
To avoid potential delays on the Spirit of St. Louis Airport (SUS) to Liberty Intl. Airport (EWR) route, aim to travel before 3 PM. Later departures 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 Spirit of St. Louis Airport (SUS) to Liberty Intl. Airport (EWR) last-minute?
Last-minute fares from SUS to EWR are typically more expensive. For the best rates, start looking for flights early. That being said, if you're flexible with your travel plans, it's possible to find a cheap ticket just before your departure.
Is it cheaper to book a SUS to EWR flight and hotel package?
You'll generally save money by securing a SUS to EWR flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your preferred accommodations and flights, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Spirit of St. Louis Airport (SUS) to Liberty Intl. Airport (EWR)?
If you reserved your SUS to EWR flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

Travel information

Origin airport
Spirit of St. Louis
Destination airport
Newark Liberty Intl. Airport
Distance
885 mi

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St. Louis to Newark Liberty Intl. Airport Flights

The cheapest times to fly from St. Louis to Newark Liberty Intl. Airport

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

 

The best time to book a flight from St. Louis to Newark Liberty Intl. Airport

Sunday is one of the best days to book for cheap flights from St. Louis to Newark Liberty Intl. Airport: 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 St. Louis to Newark Liberty Intl. Airport

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 St. Louis to Newark Liberty Intl. Airport 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 St. Louis to Newark Liberty Intl. Airport 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 St. Louis to Newark Liberty Intl. Airport 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.

 

St. Louis to Newark Liberty Intl. Airport Flights

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