Route Price Intelligence

Cheap Flights From Chicago to Philadelphia

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

🔥 Fire DealFound 3d ago

$108

This nonstop from Chicago to Philadelphia usually runs around $280, and Frontier just dropped it to $108, 62% off and just a few dollars above the cheapest fare we have ever tracked on this route. Philly's historic district, food scene, and quick Amtrak hop to NYC make it an easy weekend add-on.

✓ 4 date combinations found at this price

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Typical Price

$257

Great Deal

Under $108

Typical Range

$108 – $320

Lowest We've Seen

$66

Based on 271 price pointshigh confidence

Monthly Price Guide

Jan

$283

Feb

$296

Mar

$325

Apr

$325

May

—

Jun

—

Jul

$305

Aug

$218

Sep

$193

Oct

$193

Nov

$257

Dec

$275

Cheapest Average Expensive

Best Time to Fly from Chicago to Philadelphia

The cheapest time to fly from Chicago to Philadelphia is typically October, when fares average around $193. The most expensive month tends to be April at around $325. For the best deals, consider flying in October, September, August.

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: September27,960 fares analyzedTypical low: $276

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