Cheap flights from Sidney, MT to San Antonio, TX
Choose between Cape Air, American Airlines, or United 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 Antonio
Most popular airline | Cape Air |
---|
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
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 San Antonio International, San Antonio, or San Antonio-Pearl. The most popular airlines for this route are Cape Air, American Airlines, United Airlines, Spirit Airlines, and Allegiant Air. Sidney and San Antonio have 50 direct flights per week.
Check-in for a flight from Sidney to San Antonio
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Cape Air | KAP | 9K | Yes | No |
American Airlines | AAL | AA | No | No |
United Airlines | UAL | UA | Yes | No |
Spirit Airlines | NKS | NK | 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 |
Weather in San Antonio
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 Sidney
- Flights from Sidney to Billings
- Flights from Sidney to Dallas
- Flights from Sidney to Denver
- Flights from Sidney to Las Vegas
- Flights from Sidney to Los Angeles
- Flights from Sidney to Greensboro
- Flights from Sidney to Oklahoma City
- Flights from Sidney to Santa Ana
- Flights from Sidney to Lima
- Flights from Sidney to San Francisco
- Flights from Sidney to San Diego
- Flights from Sidney to Fort Lauderdale
- Flights from Sidney to Fort Myers
- Flights from Sidney to Ontario
- Flights from Sidney to Orlando
- Flights from Sidney to Houston
- Flights from Sidney to Seattle
- Flights from Sidney to New York
- Flights from Sidney to Chicago
- Flights from Sidney to Miami
Flights to San Antonio
- Flights from Las Vegas to San Antonio
- Flights from Denver to San Antonio
- Flights from Orlando to San Antonio
- Flights from San Diego to San Antonio
- Flights from Atlanta to San Antonio
- Flights from Los Angeles to San Antonio
- Flights from Phoenix to San Antonio
- Flights from Washington, D.C. to San Antonio
- Flights from Chicago to San Antonio
- Flights from Mexico City to San Antonio
- Flights from Salt Lake City to San Antonio
- Flights from Minneapolis to San Antonio
- Flights from San Juan to San Antonio
- Flights from Charlotte to San Antonio
- Flights from San Francisco to San Antonio
- Flights from Philadelphia to San Antonio
- Flights from Colorado Springs to San Antonio
- Flights from Fort Lauderdale to San Antonio
- Flights from New York to San Antonio
- Flights from Santa Ana to San Antonio
Popular routes
- Flights from New York to Mexico City
- Flights from Meridian to Copenhagen
- Flights from Providence to La Serena
- Flights from Chicago to Mexico City
- Flights from Santa Ana to Puerto Carreño
- Flights from Arcata to Eugene
- Flights from San Antonio to Sidney
- Flights from Chicago to Orlando
- Flights from North Platte to Dallas
- Flights from Raleigh to Crescent City
- Flights from Bloomington to Roanoke
- Flights from Charlottesville to Tbilisi
- Flights from Traverse City to Las Palmas
Airports near Sidney
- Minot International
- Williston Basin International Airport
- Sidney–Richland Municipal
- Glasgow
- Dawson Community
- L. M. Clayton
- Dickinson Theodore Roosevelt Regional