Cheap flights from Niagara Falls to Porto from C$ 323
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
30 Sep — 7 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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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 31 August 2026.
Wed 14/105:35 p.m. -
1 stop11h 35m
Wed 21/107:00 a.m. -
1 stop19h 05m
Deal found 31/8C$ 794
Sun 18/1011:55 p.m. -
2 stops19h 04m
Mon 16/1111:30 a.m. -
1 stop14h 45m
Deal found 31/8C$ 795
Fri 13/1110:45 p.m. -
1 stop18h 15m
Mon 30/1112:10 p.m. -
1 stop32h 10m
Deal found 29/8C$ 797
Mon 14/910:15 p.m. -
1 stop32h 50m
Tue 22/96:15 a.m. -
2 stops23h 10m
Deal found 27/8C$ 798
Wed 18/1110:45 p.m. -
1 stop18h 15m
Wed 25/112:30 p.m. -
1 stop11h 45m
Deal found 30/8C$ 799
Sun 13/910:55 p.m. -
1 stop19h 05m
Sun 29/116:00 p.m. -
1 stop32h 15m
Deal found 30/8C$ 801
Wed 25/1110:45 p.m. -
1 stop14h 15m
Sun 29/118:00 p.m. -
1 stop30h 15m
Deal found 29/8C$ 805
Sun 25/105:00 p.m. -
3 stops35h 10m
Thu 5/117:55 p.m. -
2 stops22h 55m
Deal found 26/8C$ 808
Fri 16/1010:15 p.m. -
2 stops17h 35m
Sat 21/1110:00 p.m. -
2 stops21h 40m
Deal found 30/8C$ 809
Wed 21/107:55 p.m. -
2 stops18h 50m
Wed 28/107:50 p.m. -
2 stops23h 00m
Deal found 30/8C$ 810
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 31 August 2026.
Sat 17/1012:00 p.m. -
1 stop13h 50m
Fri 23/106:00 a.m. -
1 stop15h 20m
Deal found 31/8C$ 869
Tue 15/911:30 p.m. -
1 stop17h 35m
Tue 22/96:15 a.m. -
1 stop14h 35m
Deal found 30/8C$ 888
Mon 28/910:55 p.m. -
2 stops18h 05m
Thu 8/105:55 a.m. -
1 stop20h 05m
Deal found 31/8C$ 916
Tue 22/97:00 a.m. -
2 stops18h 15m
Mon 5/106:00 a.m. -
2 stops33h 04m
Deal found 31/8C$ 937
Wed 21/103:00 p.m. -
1 stop11h 00m
Wed 28/106:00 a.m. -
1 stop15h 15m
Deal found 30/8C$ 869
Thu 1/106:10 p.m. -
2 stops16h 15m
Thu 22/1011:35 a.m. -
1 stop13h 20m
Deal found 28/8C$ 919
Mon 21/99:55 p.m. -
1 stop19h 20m
Wed 30/911:45 a.m. -
2 stops16h 27m
Deal found 31/8C$ 923
Fri 11/93:00 p.m. -
1 stop10h 50m
Wed 16/912:35 p.m. -
1 stop11h 25m
Deal found 27/8C$ 964
Mon 14/93:20 p.m. -
2 stops14h 20m
Mon 21/97:00 a.m. -
1 stop13h 50m
Deal found 29/8C$ 944
Tue 24/1112:15 p.m. -
2 stops17h 20m
Sun 29/115:55 a.m. -
2 stops18h 20m
Deal found 30/8C$ 953
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 31 August 2026.
Wed 13/17:10 p.m. -
Nonstop6h 55m
Sat 16/18:50 a.m. -
Nonstop8h 15m
Deal found 27/8C$ 810
Wed 16/911:55 p.m. -
Nonstop7h 00m
Mon 21/91:30 p.m. -
Nonstop7h 55m
Deal found 31/8C$ 933
Mon 14/911:55 p.m. -
Nonstop6h 50m
Tue 22/91:30 p.m. -
Nonstop7h 55m
Deal found 28/8C$ 944
Thu 10/911:55 p.m. -
Nonstop6h 50m
Thu 17/91:30 p.m. -
Nonstop7h 55m
Deal found 31/8C$ 999
Mon 14/911:55 p.m. -
Nonstop6h 50m
Tue 22/91:30 p.m. -
Nonstop7h 55m
Deal found 27/8C$ 1,019
Mon 14/911:55 p.m. -
Nonstop6h 50m
Mon 21/91:30 p.m. -
Nonstop7h 55m
Deal found 29/8C$ 1,042
Sun 11/1011:55 p.m. -
Nonstop6h 50m
Mon 19/101:30 p.m. -
Nonstop7h 55m
Deal found 27/8C$ 1,052
Fri 11/127:10 p.m. -
Nonstop6h 55m
Sat 9/18:50 a.m. -
Nonstop8h 15m
Deal found 29/8C$ 1,070
Fri 16/1011:55 p.m. -
Nonstop6h 50m
Sat 21/118:50 a.m. -
Nonstop8h 15m
Deal found 30/8C$ 1,096
Fri 30/108:10 p.m. -
Nonstop6h 55m
Sat 7/118:50 a.m. -
Nonstop8h 15m
Deal found 30/8C$ 1,103
Last-minute flights from Niagara Falls to Porto
Discover last-minute flight deals from Niagara Falls to Porto. Data last updated 31 August 2026 and is based on user searches.
Wed 9/94:45 p.m. -
1 stop9h 15m
Tue 15/912:15 p.m. -
1 stop11h 38m
Deal found 29/8C$ 830
Sun 13/910:55 p.m. -
1 stop19h 05m
Sun 29/116:00 p.m. -
1 stop32h 15m
Deal found 30/8C$ 801
Mon 14/910:15 p.m. -
1 stop32h 50m
Tue 22/96:15 a.m. -
2 stops23h 10m
Deal found 27/8C$ 798
Tue 15/911:40 p.m. -
1 stop9h 45m
Tue 22/96:15 a.m. -
2 stops23h 10m
Deal found 28/8C$ 822
Fri 25/911:55 p.m. -
2 stops16h 30m
Sat 24/109:15 p.m. -
1 stop22h 05m
Deal found 31/8C$ 815
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 31 August 2026.
Wed 21/1010:15 p.m. -
1 stop33h 05m
Deal found 27/8C$ 323
Sun 18/1011:55 p.m. -
2 stops39h 45m
Deal found 31/8C$ 341
Sat 10/109:35 p.m. -
2 stops35h 50m
Deal found 31/8C$ 343
Sun 11/1011:55 p.m. -
2 stops30h 05m
Deal found 31/8C$ 351
Tue 15/99:55 p.m. -
3 stops18h 55m
Deal found 31/8C$ 355
Wed 30/99:35 p.m. -
2 stops21h 00m
Deal found 31/8C$ 362
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 31 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 31 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
Sat 17/10
12:00 p.m.-6:50 a.m.
1 stop13h 50m
Porto
Fri 23/10
6:00 a.m.-4:20 p.m.
1 stop15h 20m
C$ 869
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Wed 21/10
3:00 p.m.-7:00 a.m.
1 stop11h 00m
Porto
Wed 28/10
6:00 a.m.-5:15 p.m.
1 stop15h 15m
C$ 869
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Tue 15/9
11:30 p.m.-10:05 p.m.
1 stop17h 35m
Porto
Tue 22/9
6:15 a.m.-3:50 p.m.
1 stop14h 35m
C$ 888
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Mon 28/9
10:55 p.m.-10:00 p.m.
2 stops18h 05m
Porto
Thu 8/10
5:55 a.m.-9:00 p.m.
1 stop20h 05m
C$ 916
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Thu 1/10
6:10 p.m.-3:25 p.m.
2 stops16h 15m
Porto
Thu 22/10
11:35 a.m.-7:55 p.m.
1 stop13h 20m
C$ 919
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Mon 21/9
9:55 p.m.-10:15 p.m.
1 stop19h 20m
Porto
Wed 30/9
11:45 a.m.-11:12 p.m.
2 stops16h 27m
C$ 923
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Tue 22/9
7:00 a.m.-6:15 a.m.
2 stops18h 15m
Porto
Mon 5/10
6:00 a.m.-10:04 a.m.
2 stops33h 04m
C$ 937
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
Mon 21/9
7:00 a.m.-3:50 p.m.
1 stop13h 50m
C$ 944
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Tue 24/11
12:15 p.m.-10:35 a.m.
2 stops17h 20m
Porto
Sun 29/11
5:55 a.m.-7:15 p.m.
2 stops18h 20m
C$ 953
Quickest round-trip
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Fri 11/9
3:00 p.m.-6:50 a.m.
1 stop10h 50m
Porto
Wed 16/9
12:35 p.m.-7:00 p.m.
1 stop11h 25m
C$ 964
Flights are sorted by cheapest round-trip flights first.
Deals found on 31/8
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 31 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$ 866 and C$ 1,092 in October.The cheapest round-trip price found within the last 5 days was C$ 794 on TAP AIR PORTUGAL (14 Oct-21 Oct).
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 31 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 7 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 13h 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$ 341 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$ 787, our data indicates the cheapest price to be C$ 466. The most popular route (Toronto Pearson Intl - Porto), is priced around C$ 608.
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 31 August 2026.
Discover the top 7 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 31 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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