Route Price Intelligence

Cheap Flights From San Antonio to Denver

Live pricing benchmarks, monthly patterns, and historical lows for this route.

⭐ Great DealFound 2d ago

$183

Nonstop flights from San Antonio to Denver are $183 on Frontier, roughly half the usual $364 for this route. That is a deep cut for a nonstop mountain-hub fare. Fall hiking season runs strong into October, making this a great stretch to plan a Rockies trip before ski season pricing kicks in.

✓ 4 date combinations found at this price

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Typical Price

$314

Great Deal

Under $108

Typical Range

$108 – $449

Lowest We've Seen

$56

Based on 271 price pointshigh confidence

Monthly Price Guide

Jan

$449

Feb

—

Mar

—

Apr

$255

May

$168

Jun

$219

Jul

$229

Aug

$249

Sep

$364

Oct

$450

Nov

$449

Dec

$459

Cheapest Average Expensive

Best Time to Fly from San Antonio to Denver

The cheapest time to fly from San Antonio to Denver is typically May, when fares average around $168. The most expensive month tends to be December at around $459. For the best deals, consider flying in May, June, July.

Typical Price by Travel Month

Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route

Cheapest month: August18,296 fares analyzedTypical low: $289

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