Cheap flights from Great Falls, MT to San Juan, United States
Choose between Alaska Airlines, Spirit Airlines, or Frontier 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 San Juan
Most popular airline | Alaska Airlines |
---|
Sorry, we couldn't find any results
Sorry, we couldn't find any results
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
Book your trip to arrive at Luis Muñoz Marín International, or Fernando Luis Ribas Dominicci. The most popular airlines for this route are Alaska Airlines, Spirit Airlines, Frontier Airlines, Allegiant Air, and JetBlue Airways. Great Falls and San Juan have 112 direct flights per week.
Check-in for a flight from Great Falls to San Juan
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
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 |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Allegiant Air | AAY | G4 | 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 San Juan
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 27°C | 22°C |
February | 27°C | 22°C |
March | 27°C | 22°C |
April | 28°C | 23°C |
May | 29°C | 24°C |
June | 30°C | 25°C |
July | 30°C | 25°C |
August | 30°C | 25°C |
September | 30°C | 25°C |
October | 29°C | 25°C |
November | 28°C | 24°C |
December | 27°C | 23°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 Great Falls
- Flights from Great Falls to Phoenix
- Flights from Great Falls to Taipei
- Flights from Great Falls to Los Angeles
- Flights from Great Falls to Detroit
- Flights from Great Falls to London
- Flights from Great Falls to Dallas
- Flights from Great Falls to New York
- Flights from Great Falls to Orlando
- Flights from Great Falls to Las Vegas
- Flights from Great Falls to Denver
- Flights from Great Falls to Chicago
- Flights from Great Falls to Miami
- Flights from Great Falls to Atlanta
- Flights from Great Falls to Mexico City
- Flights from Great Falls to Bogotá
- Flights from Great Falls to Philadelphia
- Flights from Great Falls to San Francisco
- Flights from Great Falls to Cancún
- Flights from Great Falls to Houston
- Flights from Great Falls to Washington, D.C.
Flights to San Juan
- Flights from London to San Juan
- Flights from Orlando to San Juan
- Flights from Montreal to San Juan
- Flights from Toronto to San Juan
- Flights from New York to San Juan
- Flights from Tampa to San Juan
- Flights from Philadelphia to San Juan
- Flights from Washington, D.C. to San Juan
- Flights from Madrid to San Juan
- Flights from Fort Lauderdale to San Juan
- Flights from Barcelona to San Juan
- Flights from Charlotte to San Juan
- Flights from Austin to San Juan
- Flights from Saint Croix to San Juan
- Flights from Athens to San Juan
- Flights from Houston to San Juan
- Flights from Chicago to San Juan
- Flights from Boston to San Juan
- Flights from San Antonio to San Juan
- Flights from Edmonton to San Juan
Popular routes
- Flights from London to Málaga
- Flights from Austin to Plattsburgh
- Flights from Tampa to Muscle Shoals
- Flights from Cartagena to Chania
- Flights from Milwaukee to Minot
- Flights from Ontario to Bloomington
- Flights from Rotterdam to Miami
- Flights from Katowice to Dallas
- Flights from Al-Qassim Region to Cincinnati
- Flights from Asunción to Bilbao
- Flights from Vancouver to Toronto
- Flights from Vienna to Providenciales
Airports near Great Falls
- Bozeman Yellowstone International
- Missoula International
- Glacier Park International
- Great Falls International
- Havre City–County
- Helena Regional
- Bert Mooney