$491 Cheap Flights from Sao Luis (SLZ) to Newark Liberty Intl. Airport (EWR)

View $491 flight on Tue, May 5, 2026Opens in a new window

Popular airlines from Sao Luis (SLZ-Marechal Cunha Machado Intl.) to Newark Liberty Intl. Airport (EWR)

Cheap Flights from Sao Luis to Newark Liberty Intl. Airport (SLZ-EWR)

Prices were available within the past 7 days and start at $491 for one-way flights and $765 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

GOL Linhas Aereas S.A.
Mon, Sep 29 - Mon, Oct 6
SLZ
São Luís
EWR
New York
$765 Roundtrip, found 5 days ago
$765
Roundtrip
found 5 days ago
Select GOL Linhas Aereas S.A. flight, departing Mon, Sep 29 from São Luís to New York, returning Mon, Oct 6, priced at $765 found 5 days ago
GOL Linhas Aereas S.A.
Sun, Nov 16 - Thu, Feb 5
SLZ
São Luís
EWR
New York
$805 Roundtrip, found 1 day ago
$805
Roundtrip
found 1 day ago
Select GOL Linhas Aereas S.A. flight, departing Sun, Nov 16 from São Luís to New York, returning Thu, Feb 5, priced at $805 found 1 day ago
GOL Linhas Aereas S.A.
Sat, Sep 27 - Sun, Oct 5
SLZ
São Luís
EWR
New York
$840 Roundtrip, found 6 days ago
$840
Roundtrip
found 6 days ago
Select GOL Linhas Aereas S.A. flight, departing Sat, Sep 27 from São Luís to New York, returning Sun, Oct 5, priced at $840 found 6 days ago
GOL Linhas Aereas S.A.
Sun, Sep 21 - Sun, Sep 28
SLZ
São Luís
EWR
New York
$855 Roundtrip, found 11 hours ago
$855
Roundtrip
found 11 hours ago
Select GOL Linhas Aereas S.A. flight, departing Sun, Sep 21 from São Luís to New York, returning Sun, Sep 28, priced at $855 found 11 hours ago
GOL Linhas Aereas S.A.
Sat, Sep 27 - Sun, Oct 5
SLZ
São Luís
EWR
New York
$856 Roundtrip, found 6 days ago
$856
Roundtrip
found 6 days ago
Select GOL Linhas Aereas S.A. flight, departing Sat, Sep 27 from São Luís to New York, returning Sun, Oct 5, priced at $856 found 6 days ago
GOL Linhas Aereas S.A.
Sun, Sep 21 - Sun, Sep 28
SLZ
São Luís
EWR
New York
$860 Roundtrip, found 11 hours ago
$860
Roundtrip
found 11 hours ago
Select GOL Linhas Aereas S.A. flight, departing Sun, Sep 21 from São Luís to New York, returning Sun, Sep 28, priced at $860 found 11 hours ago
GOL Linhas Aereas S.A.
Tue, Jan 27 - Sun, Feb 15
SLZ
São Luís
EWR
New York
$865 Roundtrip, found 10 hours ago
$865
Roundtrip
found 10 hours ago
Select GOL Linhas Aereas S.A. flight, departing Tue, Jan 27 from São Luís to New York, returning Sun, Feb 15, priced at $865 found 10 hours ago
LATAM Airlines Group
Sun, Feb 1 - Sun, Feb 15
SLZ
São Luís
EWR
New York
$988 Roundtrip, found 10 hours ago
$988
Roundtrip
found 10 hours ago
Select LATAM Airlines Group flight, departing Sun, Feb 1 from São Luís to New York, returning Sun, Feb 15, priced at $988 found 10 hours ago
Delta
Sun, Sep 21 - Sun, Sep 28
SLZ
São Luís
EWR
New York
$1,235 Roundtrip, found 11 hours ago
$1,235
Roundtrip
found 11 hours ago
Select Delta flight, departing Sun, Sep 21 from São Luís to New York, returning Sun, Sep 28, priced at $1,235 found 11 hours ago
Copa
Sat, Sep 27 - Sun, Oct 5
SLZ
São Luís
EWR
New York
$3,024 Roundtrip, found 6 days ago
$3,024
Roundtrip
found 6 days ago
Select Copa flight, departing Sat, Sep 27 from São Luís to New York, returning Sun, Oct 5, priced at $3,024 found 6 days ago
Flights from Sao Luis (SLZ) to Newark Liberty Intl. Airport (EWR)
Origin airport
Marechal Cunha Machado Intl.
Destination airport
Newark Liberty Intl. Airport
Roundtrip price
$764
Distance
3535 mi

Sao Luis to Newark Liberty Intl. Airport Flights

The cheapest times to fly from Sao Luis 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 Sao Luis to Newark Liberty Intl. Airport are during the month of September. You can find some of the cheapest flights from Sao Luis to Newark Liberty Intl. Airport with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sao Luis to Newark Liberty Intl. Airport

Sunday is one of the best days to book for cheap flights from Sao Luis 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 Sao Luis 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 Sao Luis to Newark Liberty Intl. Airport in 2025. You can also book with separate airlines for your outbound and return journeys, from $491 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 Sao Luis 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 Sao Luis 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.

 

Frequently asked questions

How much does a flight from Marechal Cunha Machado Intl. Airport (SLZ) to Liberty Intl. Airport (EWR) cost?
Get a cheap one-way flight from $491 or cheap return flight from $765 from Marechal Cunha Machado Intl. Airport (SLZ) to Liberty Intl. Airport (EWR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Marechal Cunha Machado Intl. Airport (SLZ) to Liberty Intl. Airport (EWR)?
The cheapest month to fly from SLZ to EWR is September, when there's less demand. Off-peak months are often when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Marechal Cunha Machado Intl. Airport (SLZ) to Liberty Intl. Airport (EWR)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SLZ to EWR flight.
How many flights per day from Marechal Cunha Machado Intl. Airport (SLZ) to Liberty Intl. Airport (EWR)?
Nonstop flights from Marechal Cunha Machado Intl. Airport (SLZ) to Liberty Intl. Airport (EWR) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SLZ to EWR?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary 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 Marechal Cunha Machado Intl. Airport (SLZ) to Liberty Intl. Airport (EWR)?
Book a flight from Marechal Cunha Machado Intl. Airport (SLZ) to Liberty Intl. Airport (EWR) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this hour are on average 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 Marechal Cunha Machado Intl. Airport (SLZ) to Liberty Intl. Airport (EWR) last-minute?
Holding off until just before your departure to book a flight from SLZ to EWR often results in higher prices. While you may come across some last-minute offers, they're not always guaranteed. Keep your travel schedule open for a better chance of scoring a bargain.
Is it cheaper to book a SLZ to EWR flight and hotel package?
Securing a SLZ to EWR flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our extensive range of stays and then add car rentals, flights 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 Marechal Cunha Machado Intl. Airport (SLZ) to Liberty Intl. Airport (EWR)?
Typically, you can modify or cancel your SLZ to EWR flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you'd like further details, head to our Customer Service portal.

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*Available to One Key members.