Delta Flight B6403 Deals & Information (2024/2025)

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Delta Flight 403 Route Deals From $70

The cheapest prices found with in the last 7 days for return flights were $139 and $70 for one-way flights to John F. Kennedy Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 27 - Sun, Sep 1
BUF
Buffalo Niagara Intl.
JFK
John F. Kennedy Intl.
$139 Roundtrip, found 1 hour ago
$139
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Aug 27 from Buffalo Niagara Intl. to John F. Kennedy Intl., returning Sun, Sep 1, priced at $139 found 1 hour ago
Thu, May 23 - Sat, May 25
BUF
Buffalo Niagara Intl.
JFK
John F. Kennedy Intl.
$188 Roundtrip, found 7 hours ago
$188
Roundtrip
found 7 hours ago
Select Delta flight, departing Thu, May 23 from Buffalo Niagara Intl. to John F. Kennedy Intl., returning Sat, May 25, priced at $188 found 7 hours ago
Thu, Oct 10 - Tue, Oct 15
BUF
Buffalo Niagara Intl.
JFK
John F. Kennedy Intl.
$199 Roundtrip, found 2 days ago
$199
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Oct 10 from Buffalo Niagara Intl. to John F. Kennedy Intl., returning Tue, Oct 15, priced at $199 found 2 days ago

More Delta Flight For This Route

CarrierFlightDepart BUFArrive JFKSat
5/11		Sun
5/12		Mon
5/13		Tue
5/14		Wed
5/15		Thu
5/16		Fri
5/17		Stops
DL40305:28 am07:01 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
DL502809:41 am11:10 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
DL512302:10 pm03:45 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
DL575307:47 pm09:30 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops

Frequently asked questions

What route does flight number DL403 take?
You’ll be touching down at Los Angeles, CA Airport (LAX-Los Angeles Intl.) from IAH if you’ve booked a ticket on flight number DL403. You’ll be in the sky for 3 hours and 32 minutes during this journey. What’s more, the service conveniently operates non-stop.
What terminal does DL403 fly out of?
Direct flights to and from Houston Airport and Los Angeles, CA Airport (LAX-Los Angeles Intl.) are served by flight number DL403, and passengers traveling on this flight normally board from Terminal A.
What kind of plane is on flight number DL403?
The route for flight number DL403 is almost always Houston, TX Airport (IAH-George Bush Intercontinental) to Los Angeles, CA Airport (LAX-Los Angeles Intl.), and the Airbus A220-100 is the aircraft model you’ll probably be jetting off with.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your DL403 flight with Travelocity, please visit our Customer Service Portal.