Cheap flights from Newark (EWR) to St. Augustine (UST)
EWR — UST
Apr 6 — Apr 131
Round-trip
1 adult, Economy
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Find flight deals from Newark to St. Augustine
Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to St. Augustine (UST). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | December |
Cheapest in | April |
Average price | $224 |
Compare providers for flights from Newark to St. Augustine
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Newark to St. Augustine in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Newark Airport-St. Augustine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Newark Airport-St. Augustine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Newark Airport-St. Augustine flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Newark Airport-St. Augustine flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Newark Airport-St. Augustine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Newark to St. Augustine
Have a flexible travel schedule? Discover the best time to fly to St. Augustine from Newark with our price prediction graph.
EWR-UST
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Newark Airport to St. Augustine
Prices
Delays
What is the cheapest month to book a flight from Newark Airport to St. Augustine?
Currently, May is the cheapest month in which you can book a flight from Newark Airport to St. Augustine (average of $60). Flying from Newark Airport to St. Augustine in August is currently the most expensive (average of $110). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from EWR to UST?
Find hourly flight availability from Newark to St. Augustine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 7, 2026.
It’s optimal to fly from Newark Airport to St. Augustine in the morning. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from Newark Airport to St. Augustine?
Use this chart to determine the cheapest time to fly round-trip from Newark to St. Augustine. Price data was last updated on March 30, 2025.
Travelers seeking maximum savings on their Newark Airport to St. Augustine flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Newark to St. Augustine delayed?
About 17% of weekly flights between Newark and St. Augustine have experienced delays in the past year, with the average delay time being 178 minutes.
What is the most punctual flight time for Newark to St. Augustine flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Newark to St. Augustine flights?
Over the last year, American Airlines have had the lowest number of delays on this route, with just 14% of flights being delayed.
The best insider tips for Newark Airport to St. Augustine flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Newark Airport to St. Augustine trip
Our travel experts
Reviews of airlines servicing St. Augustine
Get insights into the airlines that provide service to St. Augustine. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Augustine. Reviews last updated March 7, 2026.
Peruse reviews from past customers who have flown with United Airlines from Newark Airport to St. Augustine to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Crew
8.1
Food
6.6
Comfort
7.3
Overall
7.4
Boarding
7.7
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Entertainment
7.1
Crew
8.1
Food
6.6
Comfort
7.3
Overall
7.4
Boarding
7.7
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Related info for your journey
Find useful and relevant information for your journey from Newark to St. Augustine. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top airline flying from Newark to St. Augustine
Discover the top airline that operate flights from Newark to St. Augustine. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$237 | Average$397 | FlexibilityNo cancel fee | On-time69% |