Cheap flights from Niagara Falls to Porto from C$ 321
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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — OPO
24 Sep — 1 Oct1
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 69 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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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 25 August 2026.
Sun 13/911:55 p.m. -
Nonstop6h 50m
Tue 22/96:15 a.m. -
2 stops16h 00m
Deal found 23/8C$ 816
Sat 3/109:35 p.m. -
2 stops13h 25m
Wed 14/108:20 a.m. -
1 stop11h 40m
Deal found 24/8C$ 819
Sun 4/1011:55 p.m. -
2 stops15h 45m
Wed 14/108:20 a.m. -
1 stop11h 40m
Deal found 24/8C$ 823
Tue 6/1011:55 p.m. -
2 stops16h 45m
Thu 5/1112:40 p.m. -
1 stop12h 10m
Deal found 21/8C$ 824
Fri 2/1010:10 p.m. -
1 stop17h 40m
Fri 16/109:30 p.m. -
1 stop20h 15m
Deal found 24/8C$ 825
Sat 3/109:35 p.m. -
2 stops13h 25m
Tue 3/115:00 a.m. -
1 stop15h 20m
Deal found 21/8C$ 827
Mon 7/911:55 p.m. -
Nonstop6h 50m
Tue 22/96:15 a.m. -
2 stops23h 10m
Deal found 24/8C$ 830
Mon 14/911:55 p.m. -
Nonstop6h 50m
Mon 21/99:15 a.m. -
2 stops37h 00m
Deal found 21/8C$ 832
Sun 20/911:55 p.m. -
2 stops19h 04m
Sat 7/116:00 p.m. -
1 stop25h 40m
Deal found 20/8C$ 835
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 25 August 2026.
Mon 31/811:55 p.m. -
Nonstop6h 50m
Mon 7/96:50 p.m. -
2 stops24h 55m
Deal found 24/8C$ 971
Mon 16/116:30 p.m. -
1 stop11h 05m
Sat 28/115:00 a.m. -
1 stop15h 40m
Deal found 21/8C$ 980
Sat 26/96:25 p.m. -
2 stops45h 10m
Tue 6/108:20 a.m. -
2 stops34h 23m
Deal found 24/8C$ 996
Sun 11/106:00 p.m. -
1 stop16h 30m
Mon 19/1011:25 a.m. -
1 stop30h 55m
Deal found 23/8C$ 1,016
Mon 21/93:40 p.m. -
1 stop10h 05m
Mon 5/101:30 p.m. -
Nonstop7h 55m
Deal found 24/8C$ 1,254
Sun 4/109:55 p.m. -
1 stop16h 10m
Mon 12/1011:25 a.m. -
1 stop30h 55m
Deal found 21/8C$ 1,023
Sun 11/1010:15 p.m. -
1 stop17h 20m
Mon 19/1012:25 p.m. -
2 stops15h 37m
Deal found 23/8C$ 1,081
Mon 14/93:20 p.m. -
2 stops14h 20m
Wed 14/1011:45 a.m. -
2 stops16h 44m
Deal found 20/8C$ 1,188
Sun 4/1010:15 p.m. -
1 stop29h 30m
Mon 12/109:25 p.m. -
1 stop27h 45m
Deal found 20/8C$ 1,094
Fri 2/1010:55 p.m. -
2 stops18h 35m
Mon 5/105:00 a.m. -
2 stops17h 20m
Deal found 22/8C$ 1,193
Tue 22/910:00 p.m. -
1 stop16h 30m
Mon 5/109:25 p.m. -
1 stop27h 45m
Deal found 24/8C$ 1,166
Thu 10/96:10 p.m. -
2 stops16h 20m
Sat 19/96:10 a.m. -
1 stop14h 40m
Deal found 22/8C$ 1,243
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 25 August 2026.
Fri 20/117:10 p.m. -
Nonstop6h 55m
Sat 28/118:50 a.m. -
Nonstop8h 15m
Deal found 24/8C$ 998
Sun 11/1011:55 p.m. -
Nonstop6h 50m
Mon 19/101:30 p.m. -
Nonstop7h 55m
Deal found 23/8C$ 1,026
Fri 13/117:10 p.m. -
Nonstop6h 55m
Sat 28/118:50 a.m. -
Nonstop8h 15m
Deal found 23/8C$ 1,037
Sun 4/1011:55 p.m. -
Nonstop6h 50m
Sat 10/101:30 p.m. -
Nonstop7h 55m
Deal found 22/8C$ 1,041
Sun 13/911:55 p.m. -
Nonstop6h 50m
Mon 12/101:30 p.m. -
Nonstop7h 55m
Deal found 20/8C$ 1,059
Thu 10/911:55 p.m. -
Nonstop6h 50m
Mon 12/101:30 p.m. -
Nonstop7h 55m
Deal found 20/8C$ 1,072
Mon 14/911:55 p.m. -
Nonstop6h 50m
Mon 21/91:30 p.m. -
Nonstop7h 55m
Deal found 24/8C$ 1,076
Last-minute flights from Niagara Falls to Porto
Discover last-minute flight deals from Niagara Falls to Porto. Data last updated 25 August 2026 and is based on user searches.
Thu 27/811:55 p.m. -
Nonstop6h 50m
Mon 21/98:15 p.m. -
2 stops26h 00m
Deal found 21/8C$ 839
Mon 7/911:55 p.m. -
Nonstop6h 50m
Tue 22/96:15 a.m. -
2 stops23h 10m
Deal found 24/8C$ 830
Mon 7/911:55 p.m. -
Nonstop6h 50m
Mon 21/98:15 p.m. -
2 stops26h 00m
Deal found 22/8C$ 838
Mon 7/99:05 p.m. -
1 stop33h 45m
Fri 11/98:55 p.m. -
2 stops29h 50m
Deal found 22/8C$ 848
Wed 9/911:55 p.m. -
Nonstop7h 00m
Wed 16/92:40 p.m. -
2 stops31h 35m
Deal found 22/8C$ 845
Sun 13/911:55 p.m. -
Nonstop6h 50m
Tue 22/96:15 a.m. -
2 stops16h 00m
Deal found 23/8C$ 816
Mon 14/911:55 p.m. -
Nonstop6h 50m
Mon 21/99:15 a.m. -
2 stops37h 00m
Deal found 21/8C$ 832
Fri 18/911:40 p.m. -
1 stop9h 30m
Tue 22/96:15 a.m. -
2 stops16h 53m
Deal found 24/8C$ 841
Sun 20/911:55 p.m. -
2 stops19h 04m
Sat 7/116:00 p.m. -
1 stop25h 40m
Deal found 20/8C$ 835
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 25 August 2026.
Wed 21/1010:15 p.m. -
1 stop18h 05m
Deal found 23/8C$ 321
Fri 2/1010:10 p.m. -
2 stops18h 00m
Deal found 21/8C$ 336
Thu 1/109:35 p.m. -
2 stops21h 15m
Deal found 20/8C$ 342
Tue 22/99:35 p.m. -
2 stops19h 05m
Deal found 21/8C$ 347
Tue 13/1011:55 p.m. -
2 stops16h 45m
Deal found 21/8C$ 351
Sun 11/1011:55 p.m. -
2 stops40h 55m
Deal found 22/8C$ 355
Thu 15/109:35 p.m. -
2 stops29h 25m
Deal found 20/8C$ 360
Thu 8/109:35 p.m. -
2 stops40h 05m
Deal found 24/8C$ 366
Fri 11/910:10 p.m. -
2 stops41h 05m
Deal found 23/8C$ 372
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 25 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 7,457,451 searches. Data last updated 25 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
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Mon 31/8
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Mon 7/9
6:50 p.m.-2:45 p.m.
2 stops24h 55m
C$ 971
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Mon 16/11
6:30 p.m.-10:35 a.m.
1 stop11h 05m
Porto
Sat 28/11
5:00 a.m.-3:40 p.m.
1 stop15h 40m
C$ 980
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Sat 26/9
6:25 p.m.-8:35 p.m.
2 stops45h 10m
Porto
Tue 6/10
8:20 a.m.-1:43 p.m.
2 stops34h 23m
C$ 996
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Sun 11/10
6:00 p.m.-3:30 p.m.
1 stop16h 30m
Porto
Mon 19/10
11:25 a.m.-1:20 p.m.
1 stop30h 55m
C$ 1,016
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Sun 4/10
9:55 p.m.-7:05 p.m.
1 stop16h 10m
Porto
Mon 12/10
11:25 a.m.-1:20 p.m.
1 stop30h 55m
C$ 1,023
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Sun 11/10
10:15 p.m.-8:35 p.m.
1 stop17h 20m
Porto
Mon 19/10
12:25 p.m.-11:02 p.m.
2 stops15h 37m
C$ 1,081
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Sun 4/10
10:15 p.m.-8:45 a.m.
1 stop29h 30m
Porto
Mon 12/10
9:25 p.m.-8:10 p.m.
1 stop27h 45m
C$ 1,094
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Tue 22/9
10:00 p.m.-7:30 p.m.
1 stop16h 30m
Porto
Mon 5/10
9:25 p.m.-8:10 p.m.
1 stop27h 45m
C$ 1,166
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Mon 14/9
3:20 p.m.-10:40 a.m.
2 stops14h 20m
Porto
Wed 14/10
11:45 a.m.-11:29 p.m.
2 stops16h 44m
C$ 1,188
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Fri 2/10
10:55 p.m.-10:30 p.m.
2 stops18h 35m
Porto
Mon 5/10
5:00 a.m.-5:20 p.m.
2 stops17h 20m
C$ 1,193
Flights are sorted by cheapest round-trip flights first.
Deals found on 20/8
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 25 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$ 879 and C$ 1,149 in September.The cheapest round-trip price found within the last 5 days was C$ 816 on Multiple Airlines (13 Sep-22 Sep).
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 25 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 11h 05m. 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$ 316 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$ 339 and C$ 372, 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$ 451. The most popular route (Toronto Pearson Intl - Porto), is priced around C$ 607.
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 25 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 7,457,451 searches. Data last updated 25 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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