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WN3510 Flight Status Southwest Airlines: Denver to Buffalo (SWA3510)

WN 3510 Denver to Buffalo Flight Status

Southwest Airlines Flight WN3510 from Denver International Airport DEN to Buffalo Niagara International Airport BUF is not scheduled for today October 16th, 2026.
The last time the flight was scheduled was on September 27th, 2026.
Check the table below for WN3510's most recent flight history:

WN 3510 Flight Status & Schedule

Date Departure Arrival Status
Sep 27 10:58 15:42
Landed
 Track >
Sep 20 11:11 15:43
Landed
 Track >
Sep 13 11:37 16:11
Landed Late
 Track >
Aug 30 11:06 15:49
Landed
 Track >
Aug 23 11:07 15:45
Landed
 Track >
< All DEN Departures All BUF Arrivals >

Southwest Airlines WN 3510 Denver to Buffalo Flight Information

Southwest Airlines Flight WN3510 connects Denver, United States to Buffalo, United States, taking off from Denver International Airport DEN and landing at Buffalo Niagara International Airport BUF.

How long is the WN3510 flight from Denver to Buffalo?

The average flight time from Denver to Buffalo is 2 hours and 39 minutes. The flight distance is 2182 km / 1356 miles and the average flight speed is 821 km/h / 510 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3510 Denver to Buffalo?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3510 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest WN3510 flight?

The latest flight took off on Sunday, September 27th, 2026 with the flight status being Landed on 15:42.

How else can the flight WN3510 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3510, WN 3510, SWA 3510.

How often is flight WN3510 delayed?

On average, 14% of all WN3510 flights are delayed. The average delay is 21 minutes.

Can I get compensation for my delayed or cancelled WN3510 flight or baggage issues?

If your WN3510 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our WN3510 Flight Tracker above for more details.

WN3510 and Denver DEN to Buffalo BUF Flights

Other flights departing from Denver DEN: WN194, WN1275, WN4021, AA2559

Other flights arriving at Buffalo BUF: OO3870, DL5296, WN758, PT5836

All flights connecting Denver DEN to Buffalo BUF.

WN3510 Southwest Airlines Flight: Denver to Buffalo Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: 6R239 6R10 6R75 6R97 6R85 6R81 MB857 WS4217 SG9127 CW6087
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.