Cheap flights from Niagara Falls to Porto from C$ 317
This is the cheapest round-trip 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
5 Oct — 12 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 5 September 2026.
Fri 2/107:10 p.m. -
1 stop30h 35m
Thu 8/101:30 p.m. -
Nonstop7h 55m
Deal found 5/9C$ 790
Wed 14/105:35 p.m. -
1 stop11h 35m
Wed 21/107:00 a.m. -
1 stop19h 05m
Deal found 31/8C$ 791
Fri 16/1011:15 p.m. -
1 stop26h 30m
Sat 21/118:50 a.m. -
Nonstop8h 15m
Deal found 5/9C$ 793
Fri 30/105:50 p.m. -
3 stops32h 55m
Sat 7/116:20 a.m. -
2 stops17h 40m
Deal found 4/9C$ 798
Fri 2/1011:55 p.m. -
Nonstop6h 50m
Fri 9/108:25 a.m. -
1 stop14h 15m
Deal found 4/9C$ 800
Sun 4/1011:55 p.m. -
Nonstop6h 50m
Sun 11/108:25 a.m. -
1 stop14h 15m
Deal found 4/9C$ 802
Sun 13/911:40 p.m. -
1 stop19h 19m
Mon 21/98:15 p.m. -
2 stops33h 10m
Deal found 2/9C$ 807
Thu 22/103:45 p.m. -
1 stop10h 00m
Sat 14/118:50 a.m. -
Nonstop8h 15m
Deal found 2/9C$ 808
Sat 3/103:45 p.m. -
1 stop10h 00m
Fri 9/108:25 a.m. -
1 stop13h 13m
Deal found 5/9C$ 809
Fri 25/911:55 p.m. -
2 stops16h 30m
Sat 24/109:15 p.m. -
1 stop22h 05m
Deal found 31/8C$ 812
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 5 September 2026.
Mon 28/99:55 p.m. -
1 stop15h 15m
Thu 8/105:55 a.m. -
1 stop20h 05m
Deal found 1/9C$ 892
Mon 14/912:05 p.m. -
2 stops16h 40m
Fri 18/912:35 p.m. -
2 stops22h 50m
Deal found 1/9C$ 912
Mon 2/116:30 p.m. -
2 stops15h 55m
Mon 16/115:00 a.m. -
1 stop15h 40m
Deal found 4/9C$ 926
Sun 13/910:55 p.m. -
2 stops18h 05m
Sun 29/115:00 a.m. -
1 stop19h 15m
Deal found 3/9C$ 903
Sat 12/98:55 p.m. -
1 stop29h 00m
Sat 19/99:00 a.m. -
1 stop14h 28m
Deal found 1/9C$ 912
Sun 13/911:30 p.m. -
1 stop17h 30m
Thu 15/1011:35 a.m. -
2 stops14h 25m
Deal found 1/9C$ 930
Mon 14/910:55 p.m. -
2 stops18h 35m
Fri 18/95:00 a.m. -
1 stop13h 20m
Deal found 1/9C$ 903
Sat 19/912:05 p.m. -
2 stops16h 40m
Mon 5/106:00 a.m. -
2 stops33h 04m
Deal found 31/8C$ 934
Sat 10/1011:30 p.m. -
1 stop10h 55m
Tue 20/106:15 a.m. -
1 stop19h 45m
Deal found 2/9C$ 916
Thu 1/1012:15 p.m. -
2 stops15h 15m
Thu 22/105:55 a.m. -
1 stop20h 05m
Deal found 4/9C$ 931
Sun 13/910:55 p.m. -
2 stops18h 05m
Mon 21/95:00 a.m. -
2 stops15h 15m
Deal found 2/9C$ 942
Thu 8/1010:04 a.m. -
2 stops17h 26m
Mon 19/1011:25 a.m. -
1 stop30h 55m
Deal found 31/8C$ 944
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 5 September 2026.
Fri 16/1011:55 p.m. -
Nonstop6h 50m
Sat 21/118:50 a.m. -
Nonstop8h 15m
Deal found 5/9C$ 791
Fri 23/1011:55 p.m. -
Nonstop6h 50m
Sat 14/118:50 a.m. -
Nonstop8h 15m
Deal found 2/9C$ 807
Fri 20/117:10 p.m. -
Nonstop6h 55m
Sat 28/118:50 a.m. -
Nonstop8h 15m
Deal found 1/9C$ 814
Wed 21/1011:55 p.m. -
Nonstop7h 00m
Sat 31/108:50 a.m. -
Nonstop8h 15m
Deal found 5/9C$ 818
Fri 23/1011:55 p.m. -
Nonstop6h 50m
Sat 31/108:50 a.m. -
Nonstop8h 15m
Deal found 3/9C$ 820
Fri 2/1011:55 p.m. -
Nonstop6h 50m
Sat 10/101:30 p.m. -
Nonstop7h 55m
Deal found 5/9C$ 841
Mon 28/911:55 p.m. -
Nonstop6h 50m
Thu 8/101:30 p.m. -
Nonstop7h 55m
Deal found 5/9C$ 863
Sun 13/911:55 p.m. -
Nonstop6h 50m
Mon 21/91:30 p.m. -
Nonstop7h 55m
Deal found 2/9C$ 872
Fri 2/1011:55 p.m. -
Nonstop6h 50m
Mon 5/101:30 p.m. -
Nonstop7h 55m
Deal found 4/9C$ 879
Fri 2/1011:55 p.m. -
Nonstop6h 50m
Thu 8/101:30 p.m. -
Nonstop7h 55m
Deal found 5/9C$ 881
Last-minute flights from Niagara Falls to Porto
Discover last-minute flight deals from Niagara Falls to Porto. Data last updated 5 September 2026 and is based on user searches.
Sun 13/911:40 p.m. -
1 stop19h 19m
Mon 21/98:15 p.m. -
2 stops33h 10m
Deal found 2/9C$ 807
Fri 25/911:55 p.m. -
2 stops16h 30m
Sat 24/109:15 p.m. -
1 stop22h 05m
Deal found 31/8C$ 812
Fri 2/107:10 p.m. -
1 stop30h 35m
Thu 8/101:30 p.m. -
Nonstop7h 55m
Deal found 5/9C$ 790
Fri 2/1011:55 p.m. -
Nonstop6h 50m
Fri 9/108:25 a.m. -
1 stop14h 15m
Deal found 4/9C$ 800
Sat 3/103:45 p.m. -
1 stop10h 00m
Fri 9/108:25 a.m. -
1 stop13h 13m
Deal found 5/9C$ 809
Sun 4/1011:55 p.m. -
Nonstop6h 50m
Sun 11/108:25 a.m. -
1 stop14h 15m
Deal found 4/9C$ 802
Wed 14/105:35 p.m. -
1 stop11h 35m
Wed 21/107:00 a.m. -
1 stop19h 05m
Deal found 31/8C$ 791
Fri 16/1011:15 p.m. -
1 stop26h 30m
Sat 21/118:50 a.m. -
Nonstop8h 15m
Deal found 5/9C$ 793
Thu 22/103:45 p.m. -
1 stop10h 00m
Sat 14/118:50 a.m. -
Nonstop8h 15m
Deal found 2/9C$ 808
Fri 30/105:50 p.m. -
3 stops32h 55m
Sat 7/116:20 a.m. -
2 stops17h 40m
Deal found 4/9C$ 798
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 5 September 2026.
Wed 21/1010:15 p.m. -
1 stop18h 05m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 3/9C$ 317
Fri 2/1011:55 p.m. -
2 stops16h 15m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 2/9C$ 333
Sun 18/1011:55 p.m. -
2 stops39h 45m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 1/9C$ 340
Sun 11/1011:55 p.m. -
1 stop17h 05m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 4/9C$ 349
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 5 September 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 5 September 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 14/9
11:55 p.m.-9:40 p.m.
2 stops40h 45m
Porto
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 390
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Fri 18/9
11:55 p.m.-10:25 a.m.
2 stops29h 30m
Porto
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 398
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Sun 27/9
8:45 p.m.-3:00 p.m.
1 stop13h 15m
Porto
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 448
Quickest round-trip
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Mon 14/9
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 459
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Fri 30/10
8:25 p.m.-9:35 p.m.
1 stop21h 10m
Porto
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 468
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
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 469
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Mon 21/9
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 469
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Sun 20/9
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 470
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Sat 19/9
8:45 p.m.-11:30 p.m.
1 stop21h 45m
Porto
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 480
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Wed 30/9
11:55 p.m.-11:55 a.m.
Nonstop7h 00m
Porto
Wed 31/12
12:00 a.m.-6:00 p.m.
Nonstop0h 00m
C$ 493
Flights are sorted by cheapest round-trip flights first.
Deals found on 1/9
Showing 1-10 of 23 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 5 September 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$ 1,100 in October.The cheapest round-trip price found within the last 5 days was C$ 790 on Multiple Airlines (23 Oct-31 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 5 September 2026.
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.
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 15h 15m. 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$ 340 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$ 785, our data indicates the cheapest price to be C$ 464. The most popular route (Toronto Pearson Intl - Porto), is priced around C$ 600.
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 5 September 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 5 September 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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