American Airlines Flight 673 Deals & Information (2026/2027)

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American Airlines Flight 673 Route Deals From $136

The cheapest prices found with in the last 7 days for return flights were $267 and $136 for one-way flights to LaGuardia for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Nov 6 - Mon, Nov 9
ORD
O'Hare Intl.
LGA
LaGuardia
$267 Roundtrip, found 2 hours ago
$267
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Fri, Nov 6 from O'Hare Intl. to LaGuardia, returning Mon, Nov 9, priced at $267 found 2 hours ago
Thu, Nov 19 - Sun, Nov 22
ORD
O'Hare Intl.
LGA
LaGuardia
$272 Roundtrip, found 5 days ago
$272
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Nov 19 from O'Hare Intl. to LaGuardia, returning Sun, Nov 22, priced at $272 found 5 days ago
Wed, Oct 14 - Sun, Oct 18
ORD
O'Hare Intl.
LGA
LaGuardia
$277 Roundtrip, found 1 hour ago
$277
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Oct 14 from O'Hare Intl. to LaGuardia, returning Sun, Oct 18, priced at $277 found 1 hour ago
Wed, Oct 7 - Thu, Oct 15
ORD
O'Hare Intl.
LGA
LaGuardia
$280 Roundtrip, found 2 days ago
$280
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Oct 7 from O'Hare Intl. to LaGuardia, returning Thu, Oct 15, priced at $280 found 2 days ago
Wed, Oct 14 - Sun, Oct 18
ORD
O'Hare Intl.
LGA
LaGuardia
$281 Roundtrip, found 1 hour ago
$281
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Oct 14 from O'Hare Intl. to LaGuardia, returning Sun, Oct 18, priced at $281 found 1 hour ago
Fri, Nov 6 - Mon, Nov 9
ORD
O'Hare Intl.
LGA
LaGuardia
$287 Roundtrip, found 2 hours ago
$287
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Fri, Nov 6 from O'Hare Intl. to LaGuardia, returning Mon, Nov 9, priced at $287 found 2 hours ago