Chicago (ORD) to Philadelphia (PHL), Dec 15, 2026 – Mar 14, 2027: from $299 round trip
Chicago (ORD) to Philadelphia (PHL), Dec 15, 2026 – Mar 14, 2027: from $299 round trip on Axel, checked Nov 12, 2026. Lowest published fare: $299 round trip, Axel-exclusive, Frontier Airlines, 1 stop, Dec 15, 2026 – Mar 14, 2027, 1 adult, economy, checked Nov 12, 2026. Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.
See flights for these dates: each price link opens AI flight search for that row's exact dates and travelers. Select the complete itinerary there.
| Exact travel dates | Airline | Flights | Times, duration, stops | Total price | Offered on | Schedule |
|---|---|---|---|---|---|---|
| 2026-12-15 → 2027-03-14 | American Airlines | AA2840 / AA3177 | 15:19:00→18:30:00 2h 11m nonstop · 21:57:00→23:30:00 2h 33m nonstop | Axel-exclusive $371 | Nov 12, 2026 | Seen on travel dates |
| 2026-12-15 → 2027-03-14 | United Airlines | UA2856 / UA2207 | 06:54:00→09:57:00 2h 03m nonstop · 11:39:00→13:11:00 2h 32m nonstop | Axel-exclusive $383 | Nov 12, 2026 | Seen on travel dates |
| 2026-12-15 → 2027-03-14 | Frontier Airlines | F91596 + F92298 / F92113 | 08:30:00→17:26:00 7h 56m 1 stop via ATL · 12:46:00→14:19:00 2h 33m nonstop | Axel-exclusive $299 | Nov 12, 2026 | Seen on travel dates |
Route overview: Chicago to Philadelphia (PHL) flight deals
2026-12-15 → 2027-03-14 · Axel-exclusive $371
- American Airlines AA2840: ORD 2026-12-15 15:19:00 → PHL 2026-12-15 18:30:00; nonstop; 131 minutes. Local airport times.
- American Airlines AA3177: PHL 2027-03-14 21:57:00 → ORD 2027-03-14 23:30:00; nonstop; 153 minutes. Local airport times.
2026-12-15 → 2027-03-14 · Axel-exclusive $383
- United Airlines UA2856: ORD 2026-12-15 06:54:00 → PHL 2026-12-15 09:57:00; nonstop; 123 minutes. Local airport times.
- United Airlines UA2207: PHL 2027-03-14 11:39:00 → ORD 2027-03-14 13:11:00; nonstop; 152 minutes. Local airport times.
2026-12-15 → 2027-03-14 · Axel-exclusive $299
- Frontier Airlines F91596 / F92298: ORD 2026-12-15 08:30:00 → PHL 2026-12-15 17:26:00; 1 stop(s) via ATL; 476 minutes. Local airport times.
- F91596: ORD 2026-12-15 08:30:00 → ATL 2026-12-15 11:51:00; layover at ATL: 206 minutes.
- F92298: ATL 2026-12-15 15:17:00 → PHL 2026-12-15 17:26:00.
- Frontier Airlines F92113: PHL 2027-03-14 12:46:00 → ORD 2027-03-14 14:19:00; nonstop; 153 minutes. Local airport times.
Travelers: prices on this page are totals for 1 adult. For a different party, open this trip for 2 adults · 3 adults · 4 adults · 2 adults + 1 child · 2 adults + 2 children; each link opens AI flight search for these dates and those travelers, and the customer link to share comes from those results.
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