United Flight UA4166 Deals & Information (2025/2026)

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United Flight 4166 Route Deals From $224

The cheapest prices found with in the last 7 days for return flights were $209 and $224 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Dec 13 - Mon, Dec 15
ABE
Lehigh Valley Intl.
ORD
O'Hare Intl.
$209 Roundtrip, found 5 days ago
$209
Roundtrip
found 5 days ago
Select United flight, departing Sat, Dec 13 from Lehigh Valley Intl. to O'Hare Intl., returning Mon, Dec 15, priced at $209 found 5 days ago
Sat, Oct 11 - Tue, Oct 14
ABE
Lehigh Valley Intl.
ORD
O'Hare Intl.
$312 Roundtrip, found 4 hours ago
$312
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Oct 11 from Lehigh Valley Intl. to O'Hare Intl., returning Tue, Oct 14, priced at $312 found 4 hours ago
Sat, Oct 11 - Tue, Oct 14
ABE
Lehigh Valley Intl.
ORD
O'Hare Intl.
$320 Roundtrip, found 4 hours ago
$320
Roundtrip
found 4 hours ago
Select United flight, departing Sat, Oct 11 from Lehigh Valley Intl. to O'Hare Intl., returning Tue, Oct 14, priced at $320 found 4 hours ago
Sat, Oct 11 - Mon, Oct 13
ABE
Lehigh Valley Intl.
ORD
O'Hare Intl.
$348 Roundtrip, found 2 hours ago
$348
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Oct 11 from Lehigh Valley Intl. to O'Hare Intl., returning Mon, Oct 13, priced at $348 found 2 hours ago