$136 New York, NY (LGA) to St. Louis, MO (STL)
- Airline
- Southwest
- Availability
- Book by 10/26. 14-day advance purchase required. Domestic travel valid 10/31/2017 – 05/23/2018. International travel valid 10/31/2017 – 12/13/2017 and 1/9/2018 – 3/1/2018.
- Book By
- Oct 26, 2017
- Type
- Non-stop
- Travel Period
- Oct 31, 2017 through May 23, 2018
- Last Updated
- Oct 17, 2017
- How to Book
- Click here to book online at Southwest.
- Bag Pricing
- See Southwest Baggage Fees
- Notes
- Domestic and San Juan, Puerto Rico travel blacked out November 21-22, November 26, December 21-23, December 26-27, December 30-31, 2017, January 1-2, 2018. Domestic travel is valid only on Tuesdays and Wednesdays. International travel is valid Monday - Thursday. Travel to Cancun, Cabo San Lucas/Los Cabos and Puerto Vallarta is valid only on Sundays through Wednesdays. Travel from Cancun, Cabo San Lucas/Los Cabos and Puerto Vallarta is valid only on Tuesdays through Fridays. Travel to/from Mexico City; Liberia, Costa Rica and San Jose, Costa Rica is validdaily.