Ultra low cost airlines — St. Louis, MO

Last updated: September 24, 2026

What affects the price

Flight prices fluctuate based on a few key factors. Booking well in advance usually helps, while last-minute tickets often come at a premium. The day of the week you fly and your chosen destination play a big role, as popular routes during peak travel times naturally cost more. Cabin class, baggage allowances, and flexible cancellation policies also shift the final total. We help you navigate these options to find what works for your budget. Exact pricing confirmed free on the call.

About this service

Ultra low cost carriers provide the most basic travel option, stripping away almost everything to offer the lowest possible base fare. These are perfect for quick trips with minimal luggage. Just keep in mind that fees for carry-ons or seat choices can add up quickly. Costs typically start low but rise as the plane fills up. Talk to us about your needs, and we will get your exact pricing confirmed free on the call.

Frequently asked in St. Louis

Also serving nearby: O Fallon · Springfield · Columbia · Champaign · Peoria

All cities in Missouri →

More on this: TSA travel tips — security screening and what to bring.

Service area details

Serving all of St. Louis — population 281,754; about 4,565 residents per square mile across 61.7 sq mi.

Neighborhoods served in St. Louis: Downtown St. Louis, The Hill, Central West End, Soulard, CWE — and every surrounding area.