Cheap flights from Portland, OR to Niagara Falls, NY
Flights starting at $181. Choose between Allegiant Air, Frontier Airlines, or Alaska Airlines to find the best price.
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to Niagara Falls
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
The most popular airlines for this route are Allegiant Air, Frontier Airlines, Alaska Airlines, Spirit Airlines, and JetBlue Airways. Portland and Niagara Falls have 68 direct flights per week.
Check-in for a flight from Portland to Niagara Falls
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
Weather in Niagara Falls
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 0°C | -5°C |
February | 0°C | -5°C |
March | 5°C | -1°C |
April | 11°C | 3°C |
May | 18°C | 10°C |
June | 22°C | 15°C |
July | 26°C | 19°C |
August | 25°C | 18°C |
September | 22°C | 15°C |
October | 15°C | 9°C |
November | 8°C | 3°C |
December | 3°C | -1°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Portland
- Flights from Portland to Denver
- Flights from Portland to Las Vegas
- Flights from Portland to Mexico City
- Flights from Portland to Phoenix
- Flights from Portland to Atlanta
- Flights from Portland to Paris
- Flights from Portland to Los Angeles
- Flights from Portland to Chicago
- Flights from Portland to Barcelona
- Flights from Portland to San Francisco
- Flights from Portland to Houston
- Flights from Portland to Guadalajara
- Flights from Portland to London
- Flights from Portland to Minneapolis
- Flights from Portland to Washington, D.C.
- Flights from Portland to San Diego
- Flights from Portland to Austin
- Flights from Portland to Orlando
- Flights from Portland to Cincinnati
- Flights from Portland to Fort Lauderdale
Flights to Niagara Falls
- Flights from Fort Lauderdale to Niagara Falls
- Flights from Orlando to Niagara Falls
- Flights from Punta Gorda to Niagara Falls
- Flights from Tampa to Niagara Falls
- Flights from Myrtle Beach to Niagara Falls
- Flights from Houston to Niagara Falls
- Flights from Dallas to Niagara Falls
- Flights from San Juan to Niagara Falls
- Flights from Savannah to Niagara Falls
- Flights from Philadelphia to Niagara Falls
- Flights from New Orleans to Niagara Falls
- Flights from Punta Cana to Niagara Falls
- Flights from Medellín to Niagara Falls
- Flights from New York to Niagara Falls
- Flights from Las Vegas to Niagara Falls
- Flights from Denver to Niagara Falls
- Flights from Chicago to Niagara Falls
- Flights from Miami to Niagara Falls
- Flights from Los Angeles to Niagara Falls
- Flights from Atlanta to Niagara Falls
Popular routes
- Flights from Madison to Birmingham
- Flights from Jackson to Reykjavik
- Flights from Spokane to Skardu
- Flights from Ontario to Mauritius Island
- Flights from Birmingham to Madison
- Flights from New York to Atlanta
- Flights from Morgantown to Nairobi
- Flights from Pittsburgh to Apartadó
- Flights from Columbia to Myrtle Beach
- Flights from New York to Miami
- Flights from Las Vegas to Chicago
- Flights from Stockton to Multan
- Flights from Rochester to Harrisburg
Airports near Portland
- Seattle–Tacoma International
- Portland International
- Eugene
- Roberts Field
- Kenmore Air Harbor Seaplane Base
- Yakima Air Terminal