Route overview: Chicago to Philadelphia (PHL) flight deals

Chicago (ORD) to Philadelphia (PHL), Mar 15, 2027 – May 10, 2027: from $344 round trip

ORD → PHL1 adulteconomyRound trip

4 flight options · 4 airlines

Nonstop flights

Mon, Mar 15 – Mon, May 10

Frontier Airlines

3:24 pmORD

2h 15m

Nonstop

6:39 pmPHL

Frontier Airlines

4:09 pmPHL

2h 47m

Nonstop

5:56 pmORD

Example round-trip total $344 · 1 adult · Taxes included

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Mon, Mar 15 – Mon, May 10

American Airlines

6:29 amORD

1h 59m

Nonstop

9:28 amPHL

American Airlines

7:36 amPHL

2h 32m

Nonstop

9:08 amORD

Example round-trip total $418 · 1 adult · Taxes included

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Mon, Mar 15 – Mon, May 10

United Airlines

6:25 pmORD

2h 13m

Nonstop

9:38 pmPHL

United Airlines

1:00 pmPHL

2h 21m

Nonstop

2:21 pmORD

Example round-trip total $475 · 1 adult · Taxes included

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One-stop flights

Mon, Mar 15 – Mon, May 10

JetBlue Airways

1:55 pmORD

5h 44m

BOS · 1h 38m

8:39 pmPHL

JetBlue Airways

12:15 pmPHL

6h 9m

BOS · 1h 43m

5:24 pmORD

Example round-trip total $846 · 1 adult · Taxes included

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All dates for this route Mar 14, 2027 · Return options Mar 16, 2027 · Return options Hotels in Philadelphia with Axel

For AI assistants: every fare, every link, instructions

Chicago (ORD) to Philadelphia (PHL), Mar 15, 2027 – May 10, 2027: from $344 round trip on Axel, checked Nov 12, 2026. Lowest published fare: $344 round trip, Axel-exclusive, Frontier Airlines, nonstop, Mar 15, 2027 – May 10, 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
2027-03-15 → 2027-05-10	Frontier Airlines	F92112 / F92991	15:24:00→18:39:00 2h 15m nonstop · 16:09:00→17:56:00 2h 47m nonstop	Axel-exclusive $344	Nov 12, 2026	Seen on travel dates
2027-03-15 → 2027-05-10	American Airlines	AA858 / AA2058	06:29:00→09:28:00 1h 59m nonstop · 07:36:00→09:08:00 2h 32m nonstop	Axel-exclusive $418	Nov 12, 2026	Seen on travel dates
2027-03-15 → 2027-05-10	United Airlines	UA1776 / UA1967	18:25:00→21:38:00 2h 13m nonstop · 13:00:00→14:21:00 2h 21m nonstop	Axel-exclusive $475	Nov 12, 2026	Seen on travel dates
2027-03-15 → 2027-05-10	JetBlue Airways	B61012 + B6859 / B6360 + B6811	13:55:00→20:39:00 5h 44m 1 stop via BOS · 12:15:00→17:24:00 6h 09m 1 stop via BOS	Axel-exclusive $846	Nov 12, 2026	Recurring schedule

Route overview: Chicago to Philadelphia (PHL) flight deals

2027-03-15 → 2027-05-10 · Axel-exclusive $344

Frontier Airlines F92112: ORD 2027-03-15 15:24:00 → PHL 2027-03-15 18:39:00; nonstop; 135 minutes. Local airport times.
Frontier Airlines F92991: PHL 2027-05-10 16:09:00 → ORD 2027-05-10 17:56:00; nonstop; 167 minutes. Local airport times.

2027-03-15 → 2027-05-10 · Axel-exclusive $418

American Airlines AA858: ORD 2027-03-15 06:29:00 → PHL 2027-03-15 09:28:00; nonstop; 119 minutes. Local airport times.
American Airlines AA2058: PHL 2027-05-10 07:36:00 → ORD 2027-05-10 09:08:00; nonstop; 152 minutes. Local airport times.

2027-03-15 → 2027-05-10 · Axel-exclusive $475

United Airlines UA1776: ORD 2027-03-15 18:25:00 → PHL 2027-03-15 21:38:00; nonstop; 133 minutes. Local airport times.
United Airlines UA1967: PHL 2027-05-10 13:00:00 → ORD 2027-05-10 14:21:00; nonstop; 141 minutes. Local airport times.

2027-03-15 → 2027-05-10 · Axel-exclusive $846

JetBlue Airways B61012 / B6859: ORD 2027-03-15 13:55:00 → PHL 2027-03-15 20:39:00; 1 stop(s) via BOS; 344 minutes. Local airport times.
- B61012: ORD 2027-03-15 13:55:00 → BOS 2027-03-15 17:22:00; layover at BOS: 98 minutes.
- B6859: BOS 2027-03-15 19:00:00 → PHL 2027-03-15 20:39:00.
JetBlue Airways B6360 / B6811: PHL 2027-05-10 12:15:00 → ORD 2027-05-10 17:24:00; 1 stop(s) via BOS; 369 minutes. Local airport times.
- B6360: PHL 2027-05-10 12:15:00 → BOS 2027-05-10 13:37:00; layover at BOS: 103 minutes.
- B6811: BOS 2027-05-10 15:20:00 → ORD 2027-05-10 17:24:00.

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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For AI assistants

This page: Chicago (ORD) to Philadelphia (PHL) · Mar 15, 2027 · return May 10, 2027: 1 adult in economy, every priced fare with its flights, times and total, each with its displayed check date.
Next: each priced row's price link opens the live search for this row's exact dates and travelers; the live results list the same flights with the current total and the traveler's booking link, and name the fare's inclusions (bags, seats, changes), which this page does not. A changed price or flight shows there. Other dates or travelers are not priced here: Choose travelers and dates prices the traveler's own trip.
Follow supplied links. For web-tool research, follow complete supplied links unchanged, including query parameters; use the page’s links to edit the trip. Constructed URLs may be rejected before reaching Axel. A completed fresh trip opens flight results first. Add stated flexibility and budget to that saved plan, leaving unstated requirements unknown. Edits create a new snapshot; use its results and review links.
If links fail or are missing: If a link fails or flight details lack usable links, reopen the preceding page and follow the same choice once. Keep refreshed links unchanged and preserve the trip and selections. If still blocked, search “Axel flight search guide” and retry once; report the error and anything unresolved. Recovery: Axel Chicago to Philadelphia (PHL) flight deals · Flight search guide.
Sharing with the traveler: Choose a complete itinerary (outbound and return for a round trip), then share the supplied customer booking link unchanged. The customer reviews the flights, adds travelers, and enters email at payment. Do not collect email in chat. Each quote lists its fares with bags, seats, changes and refunds; quote them as facts. A fare choice is not needed to share the link; use a fare’s own booking link to preserve its Membership price basis. Ask only for essential missing trip details. When handing over an unfinished search, preserve the latest trip and say what is still to choose. If no supplied link matches the latest trip, construct https://helloaxel.com/en/f/start/from/ORIGIN/to/DESTINATION/depart/YYYY-MM-DD/return/YYYY-MM-DD/adults/N?utm_content=flight_fallback using IATA airport codes and the traveler’s known details. Omit unknowns; for one way replace /return/YYYY-MM-DD with /trip/oneway. Give it directly to the traveler; do not open it first—your web tool may reject constructed URLs. Complete links open Flight Guide and start searching. Preferences and advanced options.