American Airlines Flight 4456 Deals & Information (2026/2027)

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American Airlines Flight 4456 Route Deals From $150

The cheapest prices found with in the last 7 days for return flights were $299 and $150 for one-way flights to Ronald Reagan Washington National for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Dec 13 - Wed, Dec 16
LGA
LaGuardia
DCA
Ronald Reagan Washington National
$299 Roundtrip, found 3 days ago
$299
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sun, Dec 13 from LaGuardia to Ronald Reagan Washington National, returning Wed, Dec 16, priced at $299 found 3 days ago
Mon, Oct 12 - Tue, Oct 13
LGA
LaGuardia
DCA
Ronald Reagan Washington National
$307 Roundtrip, found 4 days ago
$307
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Oct 12 from LaGuardia to Ronald Reagan Washington National, returning Tue, Oct 13, priced at $307 found 4 days ago
Sun, Dec 13 - Wed, Dec 16
LGA
LaGuardia
DCA
Ronald Reagan Washington National
$309 Roundtrip, found 3 days ago
$309
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sun, Dec 13 from LaGuardia to Ronald Reagan Washington National, returning Wed, Dec 16, priced at $309 found 3 days ago
Sat, Nov 21 - Tue, Nov 24
LGA
LaGuardia
DCA
Ronald Reagan Washington National
$313 Roundtrip, found 5 days ago
$313
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Nov 21 from LaGuardia to Ronald Reagan Washington National, returning Tue, Nov 24, priced at $313 found 5 days ago
Sat, Oct 10 - Sun, Oct 11
LGA
LaGuardia
DCA
Ronald Reagan Washington National
$317 Roundtrip, found 6 days ago
$317
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Oct 10 from LaGuardia to Ronald Reagan Washington National, returning Sun, Oct 11, priced at $317 found 6 days ago
Sun, Dec 13 - Wed, Dec 16
LGA
LaGuardia
DCA
Ronald Reagan Washington National
$319 Roundtrip, found 3 days ago
$319
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sun, Dec 13 from LaGuardia to Ronald Reagan Washington National, returning Wed, Dec 16, priced at $319 found 3 days ago
Thu, Oct 15 - Sun, Oct 18
LGA
LaGuardia
DCA
Ronald Reagan Washington National
$323 Roundtrip, found 1 day ago
$323
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Oct 15 from LaGuardia to Ronald Reagan Washington National, returning Sun, Oct 18, priced at $323 found 1 day ago
Sun, Oct 11 - Mon, Oct 12
LGA
LaGuardia
DCA
Ronald Reagan Washington National
$327 Roundtrip, found 8 hours ago
$327
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Sun, Oct 11 from LaGuardia to Ronald Reagan Washington National, returning Mon, Oct 12, priced at $327 found 8 hours ago
Sun, Dec 13 - Wed, Dec 16
LGA
LaGuardia
DCA
Ronald Reagan Washington National
$328 Roundtrip, found 3 days ago
$328
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sun, Dec 13 from LaGuardia to Ronald Reagan Washington National, returning Wed, Dec 16, priced at $328 found 3 days ago
Mon, Dec 14 - Tue, Dec 15
LGA
LaGuardia
DCA
Ronald Reagan Washington National
$329 Roundtrip, found 8 hours ago
$329
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Mon, Dec 14 from LaGuardia to Ronald Reagan Washington National, returning Tue, Dec 15, priced at $329 found 8 hours ago