Cheap flights from Niagara Falls to Porto from C$ 333
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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — OPO
18 Sep — 25 Sep1
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 February or November, booked 59 days in advance, depart on a Tuesday or Saturday and return on a Friday
Cheap flight deals from Niagara Falls to Porto
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
Cheapest flights from Niagara Falls to Porto
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 19 August 2026.
Sat 3/109:35 p.m. -
1 stop18h 45m
Sat 7/118:00 p.m. -
1 stop23h 40m
Deal found 15/8C$ 827
Tue 29/911:00 p.m. -
1 stop18h 45m
Tue 6/1010:00 a.m. -
2 stops35h 10m
Deal found 15/8C$ 829
Sun 4/1011:55 p.m. -
2 stops30h 05m
Mon 12/108:20 a.m. -
1 stop11h 40m
Deal found 17/8C$ 831
Wed 14/1010:15 p.m. -
2 stops17h 40m
Wed 21/1010:15 p.m. -
2 stops28h 10m
Deal found 16/8C$ 833
Tue 13/1011:55 p.m. -
1 stop18h 15m
Thu 22/106:25 a.m. -
2 stops20h 00m
Deal found 17/8C$ 834
Sat 5/99:05 p.m. -
1 stop20h 30m
Tue 15/96:15 a.m. -
2 stops16h 53m
Deal found 14/8C$ 836
Sun 13/911:55 p.m. -
Nonstop6h 50m
Mon 21/98:15 p.m. -
2 stops26h 00m
Deal found 15/8C$ 837
Mon 14/96:10 p.m. -
2 stops21h 50m
Tue 22/96:15 a.m. -
2 stops30h 54m
Deal found 16/8C$ 843
Sat 3/103:40 p.m. -
1 stop10h 05m
Fri 16/108:40 p.m. -
1 stop23h 20m
Deal found 15/8C$ 845
Mon 7/911:55 p.m. -
Nonstop6h 50m
Tue 15/96:15 a.m. -
2 stops30h 28m
Deal found 14/8C$ 848
Wed 26/811:55 p.m. -
Nonstop7h 00m
Tue 1/98:25 a.m. -
1 stop12h 54m
Deal found 14/8C$ 850
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 19 August 2026.
Sun 4/1011:55 p.m. -
Nonstop6h 50m
Mon 12/101:30 p.m. -
Nonstop7h 55m
Deal found 15/8C$ 879
Fri 9/1010:00 p.m. -
1 stop16h 05m
Sat 17/108:20 a.m. -
1 stop11h 40m
Deal found 14/8C$ 972
Sun 4/106:10 p.m. -
1 stop33h 35m
Mon 12/108:20 a.m. -
2 stops30h 57m
Deal found 18/8C$ 986
Fri 30/106:00 a.m. -
1 stop22h 05m
Wed 4/115:00 a.m. -
1 stop15h 40m
Deal found 14/8C$ 1,011
Mon 16/112:15 p.m. -
2 stops14h 15m
Thu 3/1212:35 p.m. -
2 stops23h 58m
Deal found 15/8C$ 1,027
Mon 5/106:00 p.m. -
1 stop16h 25m
Mon 12/1011:25 a.m. -
2 stops14h 15m
Deal found 15/8C$ 1,037
Wed 16/911:55 p.m. -
Nonstop7h 00m
Tue 29/98:25 a.m. -
1 stop12h 54m
Deal found 14/8C$ 999
Fri 20/1112:15 p.m. -
1 stop15h 00m
Sat 28/115:00 a.m. -
1 stop15h 40m
Deal found 15/8C$ 1,011
Mon 30/1112:00 p.m. -
2 stops16h 30m
Fri 4/1212:35 p.m. -
2 stops15h 57m
Deal found 18/8C$ 1,029
Wed 23/911:55 p.m. -
Nonstop7h 00m
Tue 29/98:25 a.m. -
1 stop12h 54m
Deal found 16/8C$ 1,004
Thu 8/106:28 p.m. -
2 stops15h 57m
Tue 13/105:00 a.m. -
1 stop13h 20m
Deal found 17/8C$ 1,022
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 19 August 2026.
Sun 4/1011:55 p.m. -
Nonstop6h 50m
Mon 12/101:30 p.m. -
Nonstop7h 55m
Deal found 16/8C$ 847
Fri 9/1011:55 p.m. -
Nonstop6h 50m
Sat 17/101:30 p.m. -
Nonstop7h 55m
Deal found 14/8C$ 884
Fri 2/1011:55 p.m. -
Nonstop6h 50m
Mon 12/101:30 p.m. -
Nonstop7h 55m
Deal found 16/8C$ 891
Fri 9/1011:55 p.m. -
Nonstop6h 50m
Mon 12/101:30 p.m. -
Nonstop7h 55m
Deal found 16/8C$ 901
Wed 7/1011:55 p.m. -
Nonstop7h 00m
Mon 12/101:30 p.m. -
Nonstop7h 55m
Deal found 16/8C$ 906
Fri 13/117:10 p.m. -
Nonstop6h 55m
Sat 28/118:50 a.m. -
Nonstop8h 15m
Deal found 17/8C$ 979
Last-minute flights from Niagara Falls to Porto
Discover last-minute flight deals from Niagara Falls to Porto. Data last updated 19 August 2026 and is based on user searches.
Sun 23/86:10 p.m. -
1 stop31h 35m
Wed 2/98:25 a.m. -
1 stop18h 35m
Deal found 15/8C$ 854
Mon 24/811:55 p.m. -
Nonstop6h 50m
Wed 2/98:25 a.m. -
1 stop14h 59m
Deal found 15/8C$ 851
Wed 26/811:55 p.m. -
Nonstop7h 00m
Tue 1/98:25 a.m. -
1 stop12h 54m
Deal found 14/8C$ 850
Sat 5/99:05 p.m. -
1 stop20h 30m
Tue 15/96:15 a.m. -
2 stops16h 53m
Deal found 14/8C$ 836
Mon 7/911:55 p.m. -
Nonstop6h 50m
Tue 15/96:15 a.m. -
2 stops30h 28m
Deal found 14/8C$ 848
Sun 13/911:55 p.m. -
Nonstop6h 50m
Mon 21/98:15 p.m. -
2 stops26h 00m
Deal found 15/8C$ 837
Sun 13/911:55 p.m. -
Nonstop6h 50m
Wed 23/92:40 p.m. -
2 stops36h 05m
Deal found 18/8C$ 855
Mon 14/96:10 p.m. -
2 stops21h 50m
Tue 22/96:15 a.m. -
2 stops30h 54m
Deal found 16/8C$ 843
Mon 14/910:15 p.m. -
1 stop18h 45m
Fri 25/99:30 p.m. -
1 stop20h 15m
Deal found 14/8C$ 852
Tue 29/911:00 p.m. -
1 stop18h 45m
Tue 6/109:15 p.m. -
3 stops25h 57m
Deal found 15/8C$ 829
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 19 August 2026.
Thu 1/109:35 p.m. -
2 stops42h 35m
Deal found 18/8C$ 333
Tue 29/910:15 p.m. -
2 stops29h 55m
Deal found 15/8C$ 340
Wed 30/910:15 p.m. -
1 stop18h 05m
Deal found 16/8C$ 341
Fri 9/1011:55 p.m. -
2 stops40h 25m
Deal found 16/8C$ 346
Tue 13/1011:55 p.m. -
2 stops16h 45m
Deal found 17/8C$ 351
Sat 10/109:35 p.m. -
2 stops30h 40m
Deal found 16/8C$ 360
Fri 25/910:10 p.m. -
2 stops18h 00m
Deal found 16/8C$ 365
Find 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 19 August 2026.
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 19 August 2026.
Use the filters below to find and compare flights from Niagara Falls to Porto that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest round-trip
Quickest round-trip
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Sun 4/10
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Mon 12/10
1:30 p.m.-4:25 p.m.
Nonstop7h 55m
C$ 879
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Fri 9/10
10:00 p.m.-7:05 p.m.
1 stop16h 05m
Porto
Sat 17/10
8:20 a.m.-3:00 p.m.
1 stop11h 40m
C$ 972
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Sun 4/10
6:10 p.m.-8:45 a.m.
1 stop33h 35m
Porto
Mon 12/10
8:20 a.m.-10:17 a.m.
2 stops30h 57m
C$ 986
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Wed 16/9
11:55 p.m.-11:55 a.m.
Nonstop7h 00m
Porto
Tue 29/9
8:25 a.m.-4:19 p.m.
1 stop12h 54m
C$ 999
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Wed 23/9
11:55 p.m.-11:55 a.m.
Nonstop7h 00m
Porto
Tue 29/9
8:25 a.m.-4:19 p.m.
1 stop12h 54m
C$ 1,004
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Fri 30/10
6:00 a.m.-8:05 a.m.
1 stop22h 05m
Porto
Wed 4/11
5:00 a.m.-3:40 p.m.
1 stop15h 40m
C$ 1,011
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Fri 20/11
12:15 p.m.-8:15 a.m.
1 stop15h 00m
Porto
Sat 28/11
5:00 a.m.-3:40 p.m.
1 stop15h 40m
C$ 1,011
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Thu 8/10
6:28 p.m.-3:25 p.m.
2 stops15h 57m
Porto
Tue 13/10
5:00 a.m.-1:20 p.m.
1 stop13h 20m
C$ 1,022
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Mon 16/11
2:15 p.m.-9:30 a.m.
2 stops14h 15m
Porto
Thu 3/12
12:35 p.m.-7:33 a.m.
2 stops23h 58m
C$ 1,027
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Mon 30/11
12:00 p.m.-9:30 a.m.
2 stops16h 30m
Porto
Fri 4/12
12:35 p.m.-11:32 p.m.
2 stops15h 57m
C$ 1,029
Flights are sorted by cheapest round-trip flights first.
Deals found on 16/8
Showing 1-10 of 22 resultsSorted by cheapest first
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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.
YYZ-OPO
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
NI4-OPO
YYZ-OPO
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 19 August 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Niagara Falls to Porto as you normally would.
How much does it cost to fly round-trip from Niagara Falls to Porto?
Airfare is below average for this route at the moment.
Niagara Falls to Porto flights typically cost between C$ 895 and C$ 1,203 in October.The cheapest round-trip price found within the last 5 days was C$ 827 on Multiple Airlines (3 Oct-7 Nov).
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 19 August 2026.
Get a feel of what it's like to fly with Porter Airlines,Air Transat, andTAP AIR PORTUGAL 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.
My first flight with an all female flight crew who were the best ever.
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 1 inbound flight from Niagara Falls per day. You should also have plenty of airline options to choose from since 8 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. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Niagara Falls to Porto one-way?
C$ 317 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Transat and Azores Airlines, with prices starting from C$ 345 and C$ 373, respectively.
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$ 788, our data indicates the cheapest price to be C$ 452. The most popular route (Toronto Pearson Intl - Porto), is priced around C$ 597.
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.
Explore flights to Porto departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 19 August 2026.
Discover the top 8 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 19 August 2026.
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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