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$113 Cheap United flights St. Louis (STL) to Newark (EWR)
Prices were available within the past 7 days and start at $113 for one-way flights and $189 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Origin airport | Lambert-St. Louis Intl. |
Destination airport | Liberty Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, Spirit Airlines, Sun Country Airlines, United |
Popular airline | United |
Distance | 869 mi |
Flights from St. Louis (STL) to Newark (EWR) with United
❓ How much is a flight ticket from St. Louis (STL) - Newark (EWR) with United?
✔️ Prices were available within the past 7 days and start at $113 for one-way flights and $189 for roundtrip, for the period specified. Prices and availability are subject to change. Additional terms apply.
❓ Which month is the cheapest flight ticket for St. Louis (STL) to Newark (EWR) with United?
✔️ The airfares published on Expedia.com over the past 7 days saw the lowest prices for one-way departures in June and round-trip departures in June.
❓ How can I find cheap United tickets from St. Louis STL to Newark EWR?
✔️ Use the interactive calendar available on Expedia to see the cheapest United (St. Louis STL - Newark EWR) ticket prices during the weeks surrounding your travel dates. Compare flight prices for similar timeframes and adjust departure and return dates to get the cheapest fare possible. The lowest-priced days are highlighted in green.
While it’s impossible to guarantee when to find the lowest prices, our data currently suggests that June seems to be the cheapest month to take roundtrips and June seems to have the lowest one-way prices. Plane tickets for flight routes with one or more stops can sometimes be cheaper.
❓ When is the best time to buy flights from St. Louis to Newark?
✔️ Three weeks out can be the best time to book flights with various airlines on diverse routes according to ARC & Expedia Group historical data. The data also suggests that if book on a Sunday, you could possibly save up to 20% on fares*.
❓ What is the cheapest day to fly from STL to EWR?
✔️ ARC & Expedia Group historical data suggests that travelers can save on diverse routes when starting their journey on a Thursday for international flights and on a Friday for domestic flights*. The cheapest day of the week to fly changes based on seasonal demand and route popularity. We recommend using the ‘Show flexible dates’ feature at the top of your search.
❓ Can I change or cancel my United flight from St. Louis to Newark?
✔️ Airlines have different policies and fees for changes or cancellations. It’s important to review the ‘rules + restrictions’ section in your itinerary. We recommend filtering for ‘No change fees’ to see flexible plane tickets. Some airlines charge steep fees, while others are more flexible. Basic Economy or Light Fare tickets are generally non-refundable, but most airlines allow free cancellations or changes within 24 hours after booking. Find out more about changing or canceling your flight reservation by navigating to ‘My Trips’ and selecting ‘Change My Flight.’
*Data specialists from both ARC and Expedia Group analyzed ARC’s global flight data to distill actionable information to help people save money on travel. While it’s impossible to guarantee when to find the lowest prices, after examining the variables, we were able to observe trends.Best day of the week to book and travel recommendation is based on average round-trip ticket prices for January through early October, for both 2019 and 2020, sourced from ARC’s global airline sales database.
- Trending United Flights
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Most Popular United Routes from St. Louis
Most Popular United Routes from Newark
- Houston to Cancun (IAH - CUN)
- Newark to San Juan (EWR - SJU)
- Los Angeles to San José del Cabo (LAX - SJD)
- Los Angeles to Puerto Vallarta (LAX - PVR)
- Los Angeles to Las Vegas (LAX - LAS)
- Los Angeles to San Salvador (LAX - SAL)
- Los Angeles to Cancun (LAX - CUN)
- Newark to Las Vegas (EWR - LAS)
- Houston to Las Vegas (IAH - LAS)
- Newark to Punta Cana (EWR - PUJ)
Popular Domestic Routes in Liberty Intl.
- Newark to San Juan (EWR - SJU)
- Los Angeles to Las Vegas (LAX - LAS)
- Newark to Cancun (EWR - CUN)
- Newark to Miami (EWR - MIA)
- Los Angeles to Honolulu (LAX - HNL)
- Newark to Orlando (EWR - MCO)
- Cleveland to Cancun (CLE - CUN)
- Houston to Cancun (IAH - CUN)
- Houston to Las Vegas (IAH - LAS)
- Chicago to Orlando (ORD - MCO)
Nearby Airports
- Spirit of St. Louis Airport (SUS)
- Abraham Lincoln Capital Airport (SPI)
- Quincy Regional-Baldwin Field Airport (UIN)
- Columbia Regional Airport (COU)
- Williamson County Regional Airport (MWA)
- Decatur Airport (DEC)
- Cape Girardeau Municipal Airport (CGI)
- St. Robert Regional Airport (TBN)
- Cairo Regional Airport (CIR)
- Roy Otten Memorial Airfield Airport (VRS)
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