Direct (nonstop) flights from Chicago to Allentown

2 airlines fly nonstop from Chicago O Hare International (ORD) to Lehigh Valley Intl (ABE). It's 654 miles (1,053 km), about 2h 7m in the air. Operated by American Airlines, United Airlines.

ORD
Chicago O Hare International
🇺🇸 Chicago, USA
ABE
Lehigh Valley Intl
🇺🇸 Allentown, USA
Flight Time
2h 7m
Distance
654 mi
1,053 km
CO₂/pax
121 kg
−107 kg vs. layover
Airlines
2
American Airlines +1
Time Diff
+1h
Operated by American Airlines American Airlines United Airlines United Airlines

Route data last updated: May 30, 2026

Airlines with non-stop flights

American Airlines AA American Airlines
Route
ORD → ABE
Flight Time
2h 7m
Distance
654 mi
United Airlines UA United Airlines
Route
ORD → ABE
Flight Time
2h 7m
Distance
654 mi

Alternative Routes

Other ways to fly from Chicago to Allentown with one stop · direct emits 121 kg CO₂ per passenger

ORD BNA (Nashville) ABE
Leg 1: 1h 44m (408 mi) Leg 2: 1h 52m (684 mi) Total: ~3h 36m 🍃 228 kg CO₂ (+88% vs. direct)
Leg 1
ORD → BNA
1h 44m · 408 mi
View ORD to BNA flights →
Leg 2
BNA → ABE
1h 52m · 684 mi
View BNA to ABE flights →
ORD CLT (Charlotte) ABE
Leg 1: 2h 7m (599 mi) Leg 2: 1h 53m (480 mi) Total: ~4h 🍃 225 kg CO₂ (+86% vs. direct)
Leg 1
ORD → CLT
2h 7m · 599 mi
View ORD to CLT flights →
Leg 2
CLT → ABE
1h 53m · 480 mi
View CLT to ABE flights →
ORD MYR (Myrtle Beach) ABE
Leg 1: 2h 19m (753 mi) Leg 2: 1h 42m (517 mi) Total: ~4h 1m 🍃 260 kg CO₂ (+115% vs. direct)
Leg 1
ORD → MYR
2h 19m · 753 mi
View ORD to MYR flights →
Leg 2
MYR → ABE
1h 42m · 517 mi
View MYR to ABE flights →
ORD ATL (Atlanta) ABE
Leg 1: 2h 6m (605 mi) Leg 2: 2h 6m (693 mi) Total: ~4h 12m 🍃 265 kg CO₂ (+119% vs. direct)
Leg 1
ORD → ATL
2h 6m · 605 mi
View ORD to ATL flights →
Leg 2
ATL → ABE
2h 6m · 693 mi
View ATL to ABE flights →
ORD MCO (Orlando) ABE
Leg 1: 2h 48m (1,005 mi) Leg 2: 2h 35m (905 mi) Total: ~5h 23m 🍃 363 kg CO₂ (+200% vs. direct)
Leg 1
ORD → MCO
2h 48m · 1,005 mi
View ORD to MCO flights →
Leg 2
MCO → ABE
2h 35m · 905 mi
View MCO to ABE flights →

Frequently Asked Questions

How long is the direct flight from Chicago to Allentown?

A nonstop flight from Chicago (ORD) to Allentown (ABE) takes approximately 2 hours and 7 minutes. The distance is 654 miles (1,053 km).

Which airlines fly nonstop from Chicago to Allentown?

2 airlines: American Airlines, United Airlines.

Is there a nonstop flight from Chicago to Allentown?

Yes. 2 airlines: American Airlines, United Airlines.

How far is Chicago from Allentown?

The flight distance from Chicago to Allentown is 654 miles (1,053 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as the length of Italy.

What type of aircraft flies from Chicago to Allentown?

At 2h 7m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.

What is the carbon footprint of a flight from Chicago to Allentown?

Roughly 121 kg CO2 per passenger one-way. That's about the same as driving 605 km.

Is the return flight from Allentown to Chicago also nonstop?

Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.

When is the cheapest time to fly from Chicago to Allentown?

Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.

How early should I arrive at Chicago O Hare International for this flight?

1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.