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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — OPO
12 Sep — 19 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 13 August 2026.
Fri 2/1011:55 p.m. -
Nonstop6h 50m
Thu 8/108:40 p.m. -
1 stop23h 20m
Deal found 8/8C$ 829
Mon 31/811:55 p.m. -
Nonstop6h 50m
Wed 9/98:25 a.m. -
1 stop14h 59m
Deal found 8/8C$ 830
Wed 30/911:55 p.m. -
Nonstop7h 00m
Thu 8/108:40 p.m. -
1 stop23h 20m
Deal found 9/8C$ 832
Wed 9/911:55 p.m. -
Nonstop7h 00m
Tue 22/98:25 a.m. -
1 stop14h 15m
Deal found 9/8C$ 833
Wed 16/911:55 p.m. -
Nonstop7h 00m
Wed 23/98:25 a.m. -
1 stop12h 54m
Deal found 12/8C$ 834
Tue 6/1011:55 p.m. -
1 stop18h 15m
Fri 16/108:20 a.m. -
1 stop11h 40m
Deal found 10/8C$ 836
Mon 31/83:40 p.m. -
1 stop10h 05m
Wed 9/98:25 a.m. -
1 stop14h 59m
Deal found 8/8C$ 837
Sun 13/93:40 p.m. -
2 stops27h 10m
Mon 21/910:30 p.m. -
3 stops28h 30m
Deal found 12/8C$ 839
Sun 4/1011:55 p.m. -
Nonstop6h 50m
Wed 21/108:25 a.m. -
1 stop14h 15m
Deal found 10/8C$ 840
Mon 31/811:55 p.m. -
Nonstop6h 50m
Wed 23/98:25 a.m. -
1 stop12h 54m
Deal found 8/8C$ 841
Mon 7/911:55 p.m. -
Nonstop6h 50m
Wed 23/98:25 a.m. -
1 stop18h 35m
Deal found 10/8C$ 843
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 13 August 2026.
Thu 10/911:55 p.m. -
Nonstop6h 50m
Wed 23/98:25 a.m. -
1 stop12h 54m
Deal found 8/8C$ 844
Sun 11/1011:55 p.m. -
Nonstop6h 50m
Wed 14/108:25 a.m. -
1 stop15h 03m
Deal found 12/8C$ 904
Tue 6/1011:30 p.m. -
1 stop10h 55m
Mon 19/1011:25 a.m. -
1 stop30h 55m
Deal found 10/8C$ 982
Fri 13/113:15 p.m. -
2 stops23h 45m
Sat 28/118:40 p.m. -
2 stops28h 35m
Deal found 13/8C$ 1,000
Thu 24/911:30 p.m. -
1 stop17h 30m
Sun 11/105:00 a.m. -
1 stop19h 55m
Deal found 13/8C$ 1,036
Sun 6/911:30 p.m. -
1 stop17h 30m
Mon 28/95:00 a.m. -
2 stops22h 59m
Deal found 10/8C$ 1,048
Fri 25/911:15 p.m. -
1 stop26h 30m
Fri 2/108:25 a.m. -
1 stop18h 35m
Deal found 10/8C$ 1,048
Mon 7/93:20 p.m. -
2 stops14h 20m
Wed 23/95:00 a.m. -
1 stop13h 20m
Deal found 9/8C$ 1,056
Sun 6/911:30 p.m. -
1 stop17h 30m
Sun 27/94:25 p.m. -
2 stops29h 55m
Deal found 10/8C$ 1,075
Tue 6/106:10 p.m. -
2 stops16h 15m
Tue 13/1011:35 a.m. -
2 stops16h 54m
Deal found 12/8C$ 1,085
Wed 26/812:09 p.m. -
2 stops17h 31m
Sat 5/912:55 p.m. -
1 stop15h 23m
Deal found 11/8C$ 1,099
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 13 August 2026.
Sun 27/911:55 p.m. -
Nonstop6h 50m
Mon 5/101:30 p.m. -
Nonstop7h 55m
Deal found 9/8C$ 830
Fri 2/1011:55 p.m. -
Nonstop6h 50m
Thu 8/101:30 p.m. -
Nonstop7h 55m
Deal found 10/8C$ 872
Sun 4/1011:55 p.m. -
Nonstop6h 50m
Sat 10/101:30 p.m. -
Nonstop7h 55m
Deal found 12/8C$ 876
Sun 27/911:55 p.m. -
Nonstop6h 50m
Mon 5/101:30 p.m. -
Nonstop7h 55m
Deal found 9/8C$ 894
Sun 30/811:55 p.m. -
Nonstop6h 50m
Thu 10/91:30 p.m. -
Nonstop7h 55m
Deal found 8/8C$ 917
Sun 13/911:55 p.m. -
Nonstop6h 50m
Mon 21/91:30 p.m. -
Nonstop7h 55m
Deal found 10/8C$ 957
Fri 6/117:10 p.m. -
Nonstop6h 55m
Sat 14/118:50 a.m. -
Nonstop8h 15m
Deal found 10/8C$ 960
Wed 16/127:10 p.m. -
Nonstop6h 55m
Sat 9/18:50 a.m. -
Nonstop8h 15m
Deal found 10/8C$ 964
Fri 13/117:10 p.m. -
Nonstop6h 55m
Sat 28/118:50 a.m. -
Nonstop8h 15m
Deal found 10/8C$ 978
Last-minute flights from Niagara Falls to Porto
Discover last-minute flight deals from Niagara Falls to Porto. Data last updated 13 August 2026 and is based on user searches.
Mon 24/811:55 p.m. -
Nonstop6h 50m
Wed 23/98:25 a.m. -
1 stop12h 54m
Deal found 10/8C$ 844
Wed 26/811:55 p.m. -
Nonstop7h 00m
Fri 4/93:40 p.m. -
2 stops27h 20m
Deal found 11/8C$ 846
Mon 31/811:55 p.m. -
Nonstop6h 50m
Wed 9/98:25 a.m. -
1 stop14h 59m
Deal found 8/8C$ 830
Mon 31/83:40 p.m. -
1 stop10h 05m
Wed 9/98:25 a.m. -
1 stop14h 59m
Deal found 8/8C$ 837
Mon 31/811:55 p.m. -
Nonstop6h 50m
Wed 23/98:25 a.m. -
1 stop12h 54m
Deal found 8/8C$ 841
Mon 7/911:55 p.m. -
Nonstop6h 50m
Wed 23/98:25 a.m. -
1 stop18h 35m
Deal found 10/8C$ 843
Wed 9/911:55 p.m. -
Nonstop7h 00m
Tue 22/98:25 a.m. -
1 stop14h 15m
Deal found 9/8C$ 833
Mon 14/911:55 p.m. -
Nonstop6h 50m
Wed 23/98:25 a.m. -
1 stop12h 54m
Deal found 9/8C$ 839
Wed 16/911:55 p.m. -
Nonstop7h 00m
Wed 23/98:25 a.m. -
1 stop12h 54m
Deal found 12/8C$ 834
Sun 20/911:55 p.m. -
Nonstop6h 50m
Tue 22/98:25 a.m. -
1 stop12h 54m
Deal found 9/8C$ 840
Wed 30/911:55 p.m. -
Nonstop7h 00m
Thu 8/108:40 p.m. -
1 stop23h 20m
Deal found 9/8C$ 832
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 13 August 2026.
Tue 15/99:55 p.m. -
2 stops20h 05m
Deal found 12/8C$ 333
Tue 22/910:15 p.m. -
2 stops29h 55m
Deal found 12/8C$ 344
Sat 10/109:35 p.m. -
1 stop18h 45m
Deal found 12/8C$ 348
Tue 6/1011:55 p.m. -
2 stops16h 45m
Deal found 11/8C$ 350
Thu 1/109:35 p.m. -
2 stops28h 15m
Deal found 13/8C$ 354
Fri 2/1011:55 p.m. -
1 stop15h 55m
Deal found 10/8C$ 359
Sun 6/910:15 p.m. -
2 stops29h 45m
Deal found 12/8C$ 362
Tue 13/1011:55 p.m. -
2 stops16h 45m
Deal found 12/8C$ 366
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 13 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 13 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
Thu 10/9
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Wed 23/9
8:25 a.m.-4:19 p.m.
1 stop12h 54m
C$ 844
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Sun 11/10
11:55 p.m.-11:45 a.m.
Nonstop6h 50m
Porto
Wed 14/10
8:25 a.m.-6:28 p.m.
1 stop15h 03m
C$ 904
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Tue 6/10
11:30 p.m.-3:25 p.m.
1 stop10h 55m
Porto
Mon 19/10
11:25 a.m.-1:20 p.m.
1 stop30h 55m
C$ 982
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Fri 13/11
3:15 p.m.-8:00 p.m.
2 stops23h 45m
Porto
Sat 28/11
8:40 p.m.-8:15 p.m.
2 stops28h 35m
C$ 1,000
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Thu 24/9
11:30 p.m.-10:00 p.m.
1 stop17h 30m
Porto
Sun 11/10
5:00 a.m.-7:55 p.m.
1 stop19h 55m
C$ 1,036
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Sun 6/9
11:30 p.m.-10:00 p.m.
1 stop17h 30m
Porto
Mon 28/9
5:00 a.m.-10:59 p.m.
2 stops22h 59m
C$ 1,048
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Fri 25/9
11:15 p.m.-6:45 a.m.
1 stop26h 30m
Porto
Fri 2/10
8:25 a.m.-10:00 p.m.
1 stop18h 35m
C$ 1,048
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Mon 7/9
3:20 p.m.-10:40 a.m.
2 stops14h 20m
Porto
Wed 23/9
5:00 a.m.-1:20 p.m.
1 stop13h 20m
C$ 1,056
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Sun 6/9
11:30 p.m.-10:00 p.m.
1 stop17h 30m
Porto
Sun 27/9
4:25 p.m.-5:20 p.m.
2 stops29h 55m
C$ 1,075
TorontoPorto
YYZ Toronto Pearson Intl - OPO Porto
YYZOPO
Toronto Pearson Intl
Tue 6/10
6:10 p.m.-3:25 p.m.
2 stops16h 15m
Porto
Tue 13/10
11:35 a.m.-11:29 p.m.
2 stops16h 54m
C$ 1,085
Flights are sorted by cheapest round-trip flights first.
Deals found on 9/8
Showing 1-10 of 21 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 13 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$ 897 and C$ 1,209 in October.The cheapest round-trip price found within the last 5 days was C$ 829 on Multiple Airlines (2 Oct-8 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 13 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 0 inbound flights 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$ 318 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$ 346 and C$ 374, 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$ 780, our data indicates the cheapest price to be C$ 454. The most popular route (Toronto Pearson Intl - Porto), is priced around C$ 606.
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 13 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 13 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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