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Castries

$383+ Cheap flights from Newark (EWR) to Castries (SLU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SLU
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Newark to Castries

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to Castries (SLU). 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 septiembre 11, 2025.

Round-trip from

$786
(Mytrip)

One-way from

$383
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$842

Good round-trip deal

$422 or less

Good one-way deal

$273 or less
From Newark to Castries George F. L. Charle
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One-way flight from Newark to Castries George F. L. Charle
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Highest demand for flights based on searches. 22% potential increase in price ($202 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Newark to Castries George F. L. Charle.
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Price to beat on a one-way flight from Newark to Castries George F. L. Charle.
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Find flight deals from Newark to Castries

Cheapest flights from Newark to Castries
Explore the most affordable flight options available from Newark to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/181:59 pmEWR - SLU
2 stops21h 31mMultiple Airlines
dom. 9/215:00 amSLU - EWR
2 stops32h 04mMultiple Airlines
Deal found 9/11$759
This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/181:59 pmEWR - SLU
2 stops21h 31mMultiple Airlines
lun. 9/224:35 pmSLU - EWR
2 stops19h 48mMultiple Airlines
Deal found 9/11$775
This Mytrip deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/199:00 amEWR - SLU
3 stops34h 00mMultiple Airlines
sáb. 9/2712:35 pmSLU - EWR
2 stops21h 39mMultiple Airlines
Deal found 9/8$785
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/206:59 amEWR - SLU
2 stops27h 31mMultiple Airlines
mar. 11/257:30 amSLU - EWR
3 stops27h 15mMultiple Airlines
Deal found 9/10$786
This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/173:30 pmEWR - SLU
3 stops27h 30mMultiple Airlines
lun. 9/229:10 amSLU - EWR
3 stops29h 33mMultiple Airlines
Deal found 9/11$790
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/199:00 amEWR - SLU
3 stops34h 00mMultiple Airlines
dom. 9/2112:10 pmSLU - EWR
3 stops26h 33mMultiple Airlines
Deal found 9/10$795
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/137:50 pmEWR - SLU
2 stops23h 10mMultiple Airlines
lun. 9/154:35 pmSLU - EWR
2 stops23h 21mMultiple Airlines
Deal found 9/10$799
This Mytrip deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/157:45 amEWR - SLU
2 stops35h 15mMultiple Airlines
jue. 9/189:10 amSLU - EWR
3 stops34h 47mMultiple Airlines
Deal found 9/9$802
This Mytrip deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/910:05 amEWR - SLU
2 stops25h 25mMultiple Airlines
jue. 10/166:20 pmSLU - EWR
2 stops29h 09mMultiple Airlines
Deal found 9/9$814
This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/134:55 pmEWR - SLU
2 stops26h 05mMultiple Airlines
mié. 9/179:10 amSLU - EWR
2 stops25h 04mMultiple Airlines
Deal found 9/11$816

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark to Castries that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
Use the filters below to find and compare flights from Newark Airport to Castries that are best for you.

Fly from

Newark

Fly to

Castries

Route

Depart

Return

Price

NewarkCastries

EWR - SLU

EWRSLU

Newark

jue. 9/18

1:59 pm-11:30 am

2 stops21h 31m

Castries George F. L. Charle

lun. 9/22

4:35 pm-12:23 pm

2 stops19h 48m

$775

NewarkCastries

EWR - SLU

EWRSLU

Newark

jue. 9/18

7:45 am-7:00 pm

2 stops35h 15m

Castries George F. L. Charle

dom. 9/21

12:10 pm-2:43 pm

3 stops26h 33m

$782

NewarkCastries

EWR - SLU

EWRSLU

Newark

jue. 11/20

6:59 am-11:30 am

2 stops27h 31m

Castries George F. L. Charle

mar. 11/25

7:30 am-9:45 am

3 stops27h 15m

$786

NewarkCastries

EWR - SLU

EWRSLU

Newark

mié. 9/17

3:30 pm-7:00 pm

3 stops27h 30m

Castries George F. L. Charle

lun. 9/22

9:10 am-2:43 pm

3 stops29h 33m

$790

NewarkCastries

EWR - SLU

EWRSLU

Newark

vie. 9/19

9:00 am-7:00 pm

3 stops34h 00m

Castries George F. L. Charle

dom. 9/21

12:10 pm-10:14 am

2 stops22h 04m

$795

NewarkCastries

EWR - SLU

EWRSLU

Newark

lun. 9/15

7:45 am-7:00 pm

2 stops35h 15m

Castries George F. L. Charle

jue. 9/18

9:10 am-7:57 pm

3 stops34h 47m

$802

NewarkCastries

EWR - SLU

EWRSLU

Newark

jue. 11/13

7:38 am-11:30 am

2 stops26h 52m

Castries George F. L. Charle

dom. 11/16

5:00 am-12:56 am

2 stops20h 56m

$802

NewarkCastries

EWR - SLU

EWRSLU

Newark

jue. 10/9

10:05 am-11:30 am

2 stops25h 25m

Castries George F. L. Charle

jue. 10/16

6:20 pm-11:29 pm

2 stops29h 09m

$814

NewarkCastries

EWR - SLU

EWRSLU

Newark

dom. 11/16

10:00 am-3:50 pm

2 stops28h 50m

$383

NewarkCastries

EWR - SLU

EWRSLU

Newark

vie. 10/3

4:55 pm-1:10 pm

2 stops20h 15m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 14 results
1
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Best time to book a flight from Newark to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries from Newark with our price prediction graph.
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 Castries

What is the cheapest month to book a flight from Newark Airport to Castries?

Currently, August is the cheapest month in which you can book a flight from Newark Airport to Castries (average of $525). Flying from Newark Airport to Castries in July is currently the most expensive (average of $767). 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.

Reviews of airlines servicing Castries

Get insights into the airlines that provide service to Castries. 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 Castries. Reviews last updated septiembre 11, 2025.
Read reviews from past customers who have flown United Airlines, American Airlines, and JetBlue from Newark Airport to Castries. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
JetBlue
7.2
Good
2,913 reviews
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Newark to Castries. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Castries from Newark?

    Located just 0.7 mi from the city center, Castries George F. L. Charle is the airport most travelers will use when flying to Castries from Newark. Booking flights from Newark to George F. L. Charle (SLU) should be relatively easy as there are 0 daily inbound flights from Newark from 3 different airlines.

  • What are the cheapest airlines flying from Newark Airport to Castries round-trip?

    Flying on United Airlines is currently your cheapest option to Castries, with prices starting at $337. Additional round-trip tickets that might be worth considering are offered by JetBlue and American Airlines, with the lowest prices starting at $362 and $375, respectively. United Airlines is priced at 51% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Newark to Castries that include hotel bookings?

    Yes. In addition to deals on Newark to Castries flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Newark to Castries?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Newark to Castries.

  • Can I find deals for business class flights from Newark to Castries?

    Yes. Cheapflights offers flight deals from Newark to Castries by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Newark Airport to Castries?

    Currently, August is the cheapest month in which you can book a flight from Newark Airport to Castries (average of $525). Flying from Newark Airport to Castries in July is currently the most expensive (average of $767). 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.

See more FAQs

Traveling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Rodney Bay
Gros Islet
Marigot Bay

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Alternative routes for Newark to Castries

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Castries flights
LaGuardia to Castries flights
Newark to Castries flights
John F Kennedy Intl to Castries flights

Top 3 airlines flying from Newark to Castries

Discover the top 3 airlines that operate flights from Newark to Castries. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$337Average$848FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$362Average$547FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$375Average$790FlexibilityNo cancel feeOn-time71%

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