Scheduled in 02:26:43'
Departure: Sat, Jul 18, 2026
Scheduled:
08:42
|
Estimated:
08:44
Arrival: Sat, Jul 18, 2026
Scheduled:
09:30
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DL 3740 Flight Status & Schedule

Date Departure Arrival Status
Jul 18 08:42 09:30
Scheduled
Track >
Jul 17 08:55 09:04
Landed
Track >
Jul 16 08:47 09:00
Landed
Track >
Jul 15 08:47 08:50
Landed
Track >
Jul 14 08:51 08:53
Landed
Track >

Delta Air Lines DL 3740 Boise to Seattle Flight Information

Delta Air Lines Flight DL3740 connects Boise, United States to Seattle, United States, taking off from Boise Airport BOI and landing at Seattle Tacoma International Airport SEA.

How long is the DL3740 flight from Boise to Seattle?

The average flight time from Boise to Seattle is 1 hour and 7 minutes. The flight distance is 641 km / 398 miles and the average flight speed is 551 km/h / 342 mph.

How many DL3740 flights are operated per week?

7 flights per week. The flight DL3740 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.

What is the On-Time Performance (OTP) of Delta Air Lines Flight DL3740 Boise to Seattle?

The Airportia On-Time Performance Rating for Delta Air Lines Flight DL3740 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest DL3740 flight?

The latest flight took off on Saturday, July 18th, 2026 with the flight status being Scheduled on 09:30.

How else can the flight DL3740 be referenced as?

This Delta Air Lines flight can also be referenced as DAL3740, DL 3740, DAL 3740.

How often is flight DL3740 delayed?

On average, 0% of all DL3740 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled DL3740 flight or baggage issues?

If your DL3740 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 DL3740 Flight Tracker above for more details.

DL3740 and Boise BOI to Seattle SEA Flights

Flight DL3740 is code-shared by 2 airlines using the flight numbers AM3421, WS7521

Other flights departing from Boise BOI: DL3607, UA5386, AS3116, AS2184

Other flights arriving at Seattle SEA: DL2041, UA341, DL4092, WS1550

All flights connecting Boise BOI to Seattle SEA.

DL3740 Delta Air Lines Flight: Boise to Seattle Route Map

DL3740 Delta Air Lines Flight Map: Boise to Seattle
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.