HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Niagara Falls

$120+ Cheap flights from San Juan to Niagara Falls, Canada

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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — YYZ
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Juan to Niagara Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from San Juan to Niagara Falls are usually found in April or February, booked 4 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from San Juan to Niagara Falls

Keep the following information in mind while searching for San Juan to Niagara Falls flight deals. Data was last updated April 25, 2025.

Round-trip from

$302
(United Airlines)

One-way from

$120
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$236
From San Juan to Niagara Falls
Search Deals
One-way flight from San Juan to Niagara Falls
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($126 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from San Juan to Niagara Falls

Cheapest flights from San Juan to Niagara Falls
Explore the most affordable flight options available from San Juan to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

This United Airlines deal was found by Cheapflights users on 4/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/81:05 amSJU - YYZ
1 stop8h 14mUnited Airlines
Tue 5/132:45 pmYYZ - SJU
1 stop9h 09mUnited Airlines
Deal found 4/25$302
This American Airlines deal was found by Cheapflights users on 4/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/811:50 amSJU - YYZ
1 stop6h 35mAmerican Airlines
Sat 10/187:25 pmYYZ - SJU
1 stop15h 25mAmerican Airlines
Deal found 4/24$321
This Mytrip deal was found by Cheapflights users on 4/23. 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.
Thu 6/198:24 pmSJU - YYZ
1 stop24h 36mMultiple Airlines
Mon 6/239:35 amYYZ - SJU
1 stop9h 44mMultiple Airlines
Deal found 4/23$332
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2412:57 pmSJU - YYZ
1 stop9h 00mDelta
Thu 10/302:30 pmYYZ - SJU
1 stop8h 49mDelta
Deal found 4/24$511
This Air Canada deal was found by Cheapflights users on 4/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/161:05 amSJU - YYZ
2 stops16h 23mAir Canada
Sun 5/189:00 amYYZ - SJU
1 stop14h 54mAir Canada
Deal found 4/24$550
This Avianca deal was found by Cheapflights users on 4/24. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/226:15 pmSJU - YYZ
1 stop13h 00mAvianca
Mon 5/265:10 pmYYZ - SJU
3 stops18h 45mAvianca
Deal found 4/24$586
This WestJet deal was found by Cheapflights users on 4/24. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/37:30 amSJU - YYZ
1 stop9h 36mWestJet
Sat 7/126:00 amYYZ - SJU
1 stop10h 19mWestJet
Deal found 4/24$677
This Gotogate deal was found by Cheapflights users on 4/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/193:15 pmSJU - YYZ
3 stops29h 45mCaribbean Airlines
Mon 6/2311:00 pmYYZ - SJU
1 stop15h 00mCaribbean Airlines
Deal found 4/23$704

Cheapflights Fare Finder

Customize your flight search to find flights from San Juan to Niagara Falls 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 April 25, 2025.
Use the filters below to find and compare flights from San Juan to Niagara Falls that are best for you.

Fly from

San Juan

Fly to

Niagara Falls

Route

Depart

Return

Price

San JuanToronto

SJU - YYZ

SJUYYZ

San Juan Luis Munoz Marin Intl

Thu 5/8

1:05 am-9:19 am

1 stop8h 14m

Toronto Pearson Intl

Tue 5/13

2:45 pm-11:54 pm

1 stop9h 09m

$302

San JuanToronto

SJU - YYZ

SJUYYZ

San Juan Luis Munoz Marin Intl

Fri 5/2

7:15 am-2:55 pm

1 stop7h 40m

Toronto Pearson Intl

Wed 5/7

6:00 am-4:36 pm

1 stop10h 36m

$321

San JuanToronto

SJU - YYZ

SJUYYZ

San Juan Luis Munoz Marin Intl

Thu 6/19

8:24 pm-9:00 pm

1 stop24h 36m

Toronto Pearson Intl

Mon 6/23

9:35 am-7:19 pm

1 stop9h 44m

$332

San JuanToronto

SJU - YYZ

SJUYYZ

San Juan Luis Munoz Marin Intl

Sun 5/11

6:15 am-9:56 pm

1 stop15h 41m

Toronto Pearson Intl

Sat 5/17

6:10 pm-10:47 pm

1 stop28h 37m

$521

San JuanToronto

SJU - YYZ

SJUYYZ

San Juan Luis Munoz Marin Intl

Fri 5/16

1:05 am-5:28 pm

2 stops16h 23m

Toronto Pearson Intl

Sun 5/18

9:00 am-11:54 pm

1 stop14h 54m

$550

San JuanToronto

SJU - YYZ

SJUYYZ

San Juan Luis Munoz Marin Intl

Thu 5/22

6:15 pm-7:15 am

1 stop13h 00m

Toronto Pearson Intl

Mon 5/26

5:10 pm-11:55 am

3 stops18h 45m

$586

San JuanToronto

SJU - YYZ

SJUYYZ

San Juan Luis Munoz Marin Intl

Thu 7/3

7:30 am-5:06 pm

1 stop9h 36m

Toronto Pearson Intl

Sat 7/12

6:00 am-4:19 pm

1 stop10h 19m

$677

San JuanToronto

SJU - YYZ

SJUYYZ

San Juan Luis Munoz Marin Intl

Thu 6/19

3:15 pm-9:00 pm

3 stops29h 45m

Toronto Pearson Intl

Mon 6/23

11:00 pm-2:00 pm

1 stop15h 00m

$704

San JuanToronto

SJU - YYZ

SJUYYZ

San Juan Luis Munoz Marin Intl

Thu 5/29

12:00 pm-9:00 pm

1 stop9h 00m

$120

San JuanToronto

SJU - YYZ

SJUYYZ

San Juan Luis Munoz Marin Intl

Thu 5/29

6:10 am-5:20 pm

2 stops11h 10m

$130

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 15 results
1
2

Best time to book a flight from San Juan to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from San Juan 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 San Juan to Niagara Falls

How far ahead should I book a flight from San Juan to Niagara Falls?

Use this chart to determine the optimal time to book a round-trip flight from San Juan to Niagara Falls. Price data was last updated on April 18, 2025.

To ensure you get the cheapest price possible for a flight from San Juan to Niagara Falls, you should look to book at least 4 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from San Juan to Niagara Falls?

Currently, January is the cheapest month in which you can book a flight from San Juan to Niagara Falls (average of $243). Flying from San Juan to Niagara Falls in July is currently the most expensive (average of $359). 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 SJU to NI4?

Find hourly flight availability from San Juan to Niagara Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 25, 2025.

When flying from San Juan to Niagara Falls, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from San Juan to Niagara Falls?

Use this chart to determine the cheapest time to fly round-trip from San Juan to Niagara Falls. Price data was last updated on September 29, 2024.

Travelers seeking maximum savings on their San Juan to Niagara Falls flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Niagara Falls by month

Plan your trip to Niagara Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Niagara Falls ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Niagara Falls when rainfall is around 2.0 in.

Temperature in Niagara Falls by month

Plan your trip to Niagara Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Niagara Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Niagara Falls

Get insights into the airlines that provide service to Niagara Falls. 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 Niagara Falls. Reviews last updated April 25, 2025.
Read through reviews of airlines operating flights from San Juan to Niagara Falls, such as Caribbean Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Caribbean Airlines
8.2
Very good
151 reviews

Comfort

7.9

Overall

8.2

Entertainment

6.8

Crew

8.5

Boarding

8.2

Food

6.8

Reviews

1 / 9
6.0
Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.
Caribbean Airlines
8.2
Very good
151 reviews
Caribbean Airlines
8.2
Very good
151 reviews

Comfort

7.9

Overall

8.2

Entertainment

6.8

Crew

8.5

Boarding

8.2

Food

6.8

Reviews

1 / 9
6.0
Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.
Delta
8.0
Very good
7,920 reviews
Caribbean Airlines
8.2
Very good
151 reviews

Comfort

7.9

Overall

8.2

Entertainment

6.8

Crew

8.5

Boarding

8.2

Food

6.8

Reviews

1 / 9
6.0
Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.
United Airlines
7.4
Good
8,685 reviews
Caribbean Airlines
8.2
Very good
151 reviews

Comfort

7.9

Overall

8.2

Entertainment

6.8

Crew

8.5

Boarding

8.2

Food

6.8

Reviews

1 / 9
6.0
Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.
American Airlines
7.2
Good
10,000 reviews
Caribbean Airlines
8.2
Very good
151 reviews

Comfort

7.9

Overall

8.2

Entertainment

6.8

Crew

8.5

Boarding

8.2

Food

6.8

Reviews

1 / 9
6.0
Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.
WestJet
7.2
Good
2,818 reviews
Caribbean Airlines
8.2
Very good
151 reviews

Comfort

7.9

Overall

8.2

Entertainment

6.8

Crew

8.5

Boarding

8.2

Food

6.8

Reviews

1 / 9
6.0
Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.

Related info for your journey

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

  • What are the cheapest airlines to fly from San Juan to Niagara Falls one-way?

    The cheapest airlines for a one-way flight from San Juan to Niagara Falls are American Airlines ($130), United Airlines ($175), and Delta ($230).

  • What are the most reliable airlines from San Juan to Niagara Falls?

    Before booking your flight to Niagara Falls from San Juan, check out the most reliable airlines to get you to your destination on time: Air Canada Rouge (61%), Delta (56%), WestJet( 56%).

  • Can I find deals for flights from San Juan to Niagara Falls that include hotel bookings?

    Yes. In addition to deals on San Juan to Niagara Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Juan to Niagara Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Juan to Niagara Falls.

  • Can I find deals for business class flights from San Juan to Niagara Falls?

    Yes. Cheapflights offers flight deals from San Juan to Niagara Falls 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 San Juan to Niagara Falls?

    Currently, January is the cheapest month in which you can book a flight from San Juan to Niagara Falls (average of $243). Flying from San Juan to Niagara Falls in July is currently the most expensive (average of $359). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Juan to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Pearson Intl flights
Luis Munoz Marin Intl to Pierre Elliott Trudeau Intl flights

Top 3 airlines flying from San Juan to Niagara Falls

Discover the top 3 airlines that operate flights from San Juan to Niagara Falls. 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 April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$307Average$433FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$361Average$591FlexibilityNo cancel feeOn-time71%
WestJetCheapest$532Average$660FlexibilityNo cancel feeOn-time60%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.