Cheap flights from Niagara Falls, ON to Porto from C$ 374
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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — OPO
29 Dec — 5 Jan1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Niagara Falls to Porto are usually found in January or February, booked 74 days in advance, depart on a Saturday or Tuesday and return on a Sunday
Cheap flight deals from Niagara Falls to Porto
Keep the following information in mind while searching for Niagara Falls to Porto flight deals. Data was last updated 29 November 2025.
Explore the most affordable flight options available from Niagara Falls to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 November 2025.
Fri 5/127:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Sat 13/128:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 28/11C$ 629
Fri 5/127:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Sat 28/28:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 27/11C$ 730
Tue 9/129:05 p.m.YYZ - OPO
1 stop9h 45mAzores Airlines
Sun 14/1212:40 p.m.OPO - YYZ
1 stop12h 10mAzores Airlines
Deal found 28/11C$ 770
Fri 26/127:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Sat 7/28:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 27/11C$ 779
Tue 9/125:50 p.m.YYZ - OPO
1 stop11h 40mKLM
Sat 13/1211:15 a.m.OPO - YYZ
1 stop13h 00mKLM
Deal found 28/11C$ 811
Sat 29/1112:30 a.m.YYZ - OPO
2 stops28h 00mAir Canada
Sun 7/126:00 a.m.OPO - YYZ
2 stops41h 50mAir Canada
Deal found 27/11C$ 840
Fri 5/1211:00 p.m.YYZ - OPO
2 stops18h 25mMultiple Airlines
Sat 28/212:35 p.m.OPO - YYZ
1 stop13h 07mMultiple Airlines
Deal found 28/11C$ 845
Fri 5/126:00 p.m.YYZ - OPO
2 stops35h 30mDelta
Sat 13/126:00 a.m.OPO - YYZ
2 stops34h 23mDelta
Deal found 28/11C$ 854
Tue 9/1212:13 p.m.YYZ - OPO
2 stops17h 17mDelta
Sun 14/125:00 a.m.OPO - YYZ
1 stop15h 40mDelta
Deal found 28/11C$ 882
Tue 9/129:05 p.m.YYZ - OPO
1 stop9h 45mMultiple Airlines
Fri 12/123:20 p.m.OPO - YYZ
1 stop26h 10mMultiple Airlines
Deal found 28/11C$ 892
Best flights from Niagara Falls to Porto
Discover carefully curated flight deals from Niagara Falls to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 November 2025.
Fri 8/511:55 p.m.YYZ - OPO
Nonstop6h 50mAir Transat
Mon 18/51:30 p.m.OPO - YYZ
Nonstop7h 55mAir Transat
Deal found 26/11C$ 696
Tue 31/34:30 p.m.YYZ - OPO
1 stop12h 15mUnited Airlines
Thu 9/412:35 p.m.OPO - YYZ
2 stops26h 52mUnited Airlines
Deal found 27/11C$ 727
Mon 11/511:55 p.m.YYZ - OPO
Nonstop6h 50mAir Transat
Thu 21/51:30 p.m.OPO - YYZ
Nonstop7h 55mAir Transat
Deal found 26/11C$ 696
Mon 23/26:40 p.m.YYZ - OPO
1 stop9h 50mUnited Airlines
Wed 25/36:00 a.m.OPO - YYZ
2 stops19h 21mUnited Airlines
Deal found 28/11C$ 749
Mon 18/511:55 p.m.YYZ - OPO
Nonstop6h 50mAir Transat
Sat 13/61:30 p.m.OPO - YYZ
Nonstop7h 55mAir Transat
Deal found 26/11C$ 696
Fri 8/511:55 p.m.YYZ - OPO
Nonstop6h 50mAir Transat
Sat 16/51:30 p.m.OPO - YYZ
Nonstop7h 55mAir Transat
Deal found 26/11C$ 696
Mon 11/511:55 p.m.YYZ - OPO
Nonstop6h 50mAir Transat
Fri 15/58:25 a.m.OPO - YYZ
1 stop13h 13mAir Transat
Deal found 26/11C$ 696
Sun 17/511:55 p.m.YYZ - OPO
Nonstop6h 50mAir Transat
Sat 23/51:30 p.m.OPO - YYZ
Nonstop7h 55mAir Transat
Deal found 26/11C$ 698
Mon 18/511:55 p.m.YYZ - OPO
Nonstop6h 50mAir Transat
Thu 28/51:30 p.m.OPO - YYZ
Nonstop7h 55mAir Transat
Deal found 26/11C$ 698
Sat 9/54:25 p.m.YYZ - OPO
1 stop9h 20mAir Transat
Fri 15/58:25 a.m.OPO - YYZ
1 stop13h 13mAir Transat
Deal found 26/11C$ 710
Sat 9/57:40 a.m.YYZ - OPO
1 stop18h 05mAir Transat
Thu 21/51:30 p.m.OPO - YYZ
Nonstop7h 55mAir Transat
Deal found 26/11C$ 710
Sat 9/54:25 p.m.YYZ - OPO
1 stop9h 20mAir Transat
Wed 20/58:25 a.m.OPO - YYZ
1 stop13h 13mAir Transat
Deal found 26/11C$ 710
Direct flights from Niagara Falls to Porto
Explore direct flight options from Niagara Falls to Porto based on user searches, and compare prices and availability for your desired travel dates. Data last updated 29 November 2025.
Fri 5/127:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Sat 13/128:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 28/11C$ 629
Wed 7/17:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Sat 21/28:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 28/11C$ 707
Fri 9/17:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Thu 19/28:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 28/11C$ 714
Fri 5/127:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Sat 28/28:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 27/11C$ 730
Fri 26/127:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Sat 7/28:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 27/11C$ 779
Fri 16/17:10 p.m.YYZ - OPO
Nonstop6h 55mMultiple Airlines
Thu 19/28:50 a.m.OPO - YYZ
Nonstop8h 15mMultiple Airlines
Deal found 28/11C$ 885
Fri 16/17:10 p.m.YYZ - OPO
Nonstop6h 55mMultiple Airlines
Sat 24/18:50 a.m.OPO - YYZ
Nonstop8h 15mMultiple Airlines
Deal found 28/11C$ 889
Wed 24/127:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Sat 7/28:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 27/11C$ 899
Fri 5/127:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Sat 10/18:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 28/11C$ 1,142
Last-minute flights from Niagara Falls to Porto
Discover last-minute flight deals from Niagara Falls to Porto. Data last updated 29 November 2025 and is based on user searches.
Sat 29/1112:30 a.m.YYZ - OPO
2 stops28h 00mAir Canada
Sun 7/126:00 a.m.OPO - YYZ
2 stops41h 50mAir Canada
Deal found 27/11C$ 840
Fri 5/127:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Sat 13/128:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 28/11C$ 629
Fri 5/127:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Sat 28/28:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 27/11C$ 730
Fri 5/1211:00 p.m.YYZ - OPO
2 stops18h 25mMultiple Airlines
Sat 28/212:35 p.m.OPO - YYZ
1 stop13h 07mMultiple Airlines
Deal found 28/11C$ 845
Fri 5/126:00 p.m.YYZ - OPO
2 stops35h 30mDelta
Sat 13/126:00 a.m.OPO - YYZ
2 stops34h 23mDelta
Deal found 28/11C$ 854
Tue 9/129:05 p.m.YYZ - OPO
1 stop9h 45mAzores Airlines
Sun 14/1212:40 p.m.OPO - YYZ
1 stop12h 10mAzores Airlines
Deal found 28/11C$ 770
Tue 9/125:50 p.m.YYZ - OPO
1 stop11h 40mKLM
Sat 13/1211:15 a.m.OPO - YYZ
1 stop13h 00mKLM
Deal found 28/11C$ 811
Tue 9/123:38 p.m.YYZ - OPO
2 stops13h 52mDelta
Sat 13/1211:15 a.m.OPO - YYZ
1 stop13h 00mDelta
Deal found 28/11C$ 882
Tue 9/129:05 p.m.YYZ - OPO
1 stop9h 45mMultiple Airlines
Fri 12/123:20 p.m.OPO - YYZ
1 stop26h 10mMultiple Airlines
Deal found 28/11C$ 892
Fri 26/127:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Sat 7/28:50 a.m.OPO - YYZ
Nonstop8h 15mAir Transat
Deal found 27/11C$ 779
One-way flights from Niagara Falls to Porto
Search for one-way flight options from Niagara Falls to Porto. Find affordable one-way fares based on user searches. Data last updated 29 November 2025.
Tue 3/29:05 p.m.YYZ - OPO
1 stop9h 45mAzores Airlines
Deal found 27/11C$ 374
Fri 16/19:05 p.m.YYZ - OPO
1 stop9h 45mAzores Airlines
Deal found 27/11C$ 380
Fri 6/29:05 p.m.YYZ - OPO
1 stop9h 45mAzores Airlines
Deal found 27/11C$ 381
Tue 2/129:05 p.m.YYZ - OPO
1 stop19h 10mAzores Airlines
Deal found 26/11C$ 413
Sun 1/29:05 p.m.YYZ - OPO
1 stop19h 00mAzores Airlines
Deal found 28/11C$ 416
Sun 11/19:05 p.m.YYZ - OPO
1 stop19h 00mAzores Airlines
Deal found 27/11C$ 419
Thu 5/29:05 p.m.YYZ - OPO
1 stop19h 00mAzores Airlines
Deal found 27/11C$ 422
Fri 16/17:10 p.m.YYZ - OPO
Nonstop6h 55mAir Transat
Deal found 27/11C$ 427
Fri 16/19:05 p.m.YYZ - OPO
2 stops34h 35mMultiple Airlines
Deal found 27/11C$ 429
Sun 1/28:00 p.m.YYZ - OPO
2 stops59h 05mMultiple Airlines
Deal found 28/11C$ 441
Sat 24/16:50 p.m.YYZ - OPO
1 stop10h 00mMultiple Airlines
Deal found 27/11C$ 444
Cheapflights Fare Finder
Customize your flight search to find flights from Niagara Falls to Porto 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 629,999 searches. Data last updated 29 November 2025.
Use the filters below to find and compare flights from Niagara Falls to Porto that are best for you.
Fly from
Niagara Falls
Fly to
Porto
Route
Depart
Return
Price
TorontoPorto
YYZ - OPO
YYZOPO
Toronto Pearson Intl
Fri 8/5
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Mon 18/5
1:30 p.m.-4:25 p.m.
Nonstop7h 55m
C$ 696
TorontoPorto
YYZ - OPO
YYZOPO
Toronto Pearson Intl
Mon 11/5
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Thu 21/5
1:30 p.m.-4:25 p.m.
Nonstop7h 55m
C$ 696
TorontoPorto
YYZ - OPO
YYZOPO
Toronto Pearson Intl
Mon 18/5
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Sat 13/6
1:30 p.m.-4:25 p.m.
Nonstop7h 55m
C$ 696
TorontoPorto
YYZ - OPO
YYZOPO
Toronto Pearson Intl
Fri 8/5
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Sat 16/5
1:30 p.m.-4:25 p.m.
Nonstop7h 55m
C$ 696
TorontoPorto
YYZ - OPO
YYZOPO
Toronto Pearson Intl
Mon 11/5
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Fri 15/5
8:25 a.m.-4:38 p.m.
1 stop13h 13m
C$ 696
TorontoPorto
YYZ - OPO
YYZOPO
Toronto Pearson Intl
Sun 17/5
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Sat 23/5
1:30 p.m.-4:25 p.m.
Nonstop7h 55m
C$ 698
TorontoPorto
YYZ - OPO
YYZOPO
Toronto Pearson Intl
Mon 18/5
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Thu 28/5
1:30 p.m.-4:25 p.m.
Nonstop7h 55m
C$ 698
TorontoPorto
YYZ - OPO
YYZOPO
Toronto Pearson Intl
Sat 9/5
4:25 p.m.-6:45 a.m.
1 stop9h 20m
Porto
Fri 15/5
8:25 a.m.-4:38 p.m.
1 stop13h 13m
C$ 710
TorontoPorto
YYZ - OPO
YYZOPO
Toronto Pearson Intl
Sat 9/5
7:40 a.m.-6:45 a.m.
1 stop18h 05m
Porto
Thu 21/5
1:30 p.m.-4:25 p.m.
Nonstop7h 55m
C$ 710
TorontoPorto
YYZ - OPO
YYZOPO
Toronto Pearson Intl
Sat 9/5
4:25 p.m.-6:45 a.m.
1 stop9h 20m
Porto
Wed 20/5
8:25 a.m.-4:38 p.m.
1 stop13h 13m
C$ 710
Flights are sorted by cheapest round-trip flights first.
Deals found on 25/11
Showing 1-10 of 21 results
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Best time to book a flight from Niagara Falls to Porto
Have a flexible travel schedule? Discover the best time to fly to Porto from Niagara Falls 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 Niagara Falls to Porto
How far ahead should I book a flight from Niagara Falls to Porto?
Use this chart to determine the optimal time to book a round-trip flight from Niagara Falls to Porto. Price data was last updated on 21 November 2025.
To ensure you get the cheapest price possible for a flight from Niagara Falls to Porto, you should look to book at least 74 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 Niagara Falls to Porto?
Currently, October is the cheapest month in which you can book a flight from Niagara Falls to Porto (average of C$ 464). Flying from Niagara Falls to Porto in July is currently the most expensive (average of C$ 889). 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 NI4 to OPO?
Find hourly flight availability from Niagara Falls to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 November 2025.
It’s typically best to fly out from Niagara Falls to Porto in the morning. Doing so could potentially save you 23% on the flight price compared to flying at noon, which is usually more expensive.
Reviews of airlines servicing Porto
Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated 29 November 2025.
Get a feel of what it's like to fly with Porter Airlines,Air Transat, andAzores Airlines from Niagara Falls to Porto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
It's good. Planes are new and fresh. WiFi is best and stands out
Related info for your journey
Find useful and relevant information for your journey from Niagara Falls to Porto. 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 Porto from Niagara Falls?
Porto (OPO) is the airport you will fly into if you book a flight from Niagara Falls to Porto. You should not have trouble finding flights to Porto from Niagara Falls; the airport handles an average of 0 inbound flights from Niagara Falls per day. You should also have plenty of airline options to choose from since 9 airlines have flights to the Porto airport from Niagara Falls. It is only a 10.9 km journey from Porto (OPO) to Porto’s city centre.
How long is the flight from Niagara Falls to Porto?
Departing from Niagara Falls to Porto will take you 6h 50m. The distance between Niagara Falls and Porto is about 5638 km. All flights are typically direct.
What are the cheapest flights from Niagara Falls to Porto?
Looking for the cheapest flight from Niagara Falls to Porto? While on average our users pay C$ 767, our data indicates the cheapest price to be C$ 176. The most popular route (Toronto Pearson Intl - Porto), is priced around C$ 549.
Can I find deals for business class flights from Niagara Falls to Porto?
Yes. Cheapflights offers flight deals from Niagara Falls to Porto 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 Niagara Falls to Porto?
Currently, October is the cheapest month in which you can book a flight from Niagara Falls to Porto (average of C$ 464). Flying from Niagara Falls to Porto in July is currently the most expensive (average of C$ 889). 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.
Explore flights to Porto departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 29 November 2025.
Discover the top 9 airlines that operate flights from Niagara Falls to Porto. 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 629,999 searches. Data last updated 29 November 2025.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Niagara Falls to Porto?
Deals for Niagara Falls to Porto flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Niagara Falls to Porto?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Porto from Niagara Falls.
Can Cheapflights find flights from Niagara Falls to Porto with no change fees?
Certainly. Search results for flights to Porto from Niagara Falls shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Niagara Falls to Porto become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Porto from Niagara Falls today and book when prices fit your budget.
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