DL1278 Delta Air Lines - Flight Status
Codeshare Flights
The flight VS5402 from Virgin Atlantic (VS) is a codeshare flight operated by Delta Air Lines (DL) under the flight number DL1278. Check this page for details about flight DL1278.
Below, you can find details about Delta Air Lines flight DL1278, which currently operates between the airports of Seattle - Seattle-Tacoma International Airport (Airport Code SEA) and Portland - Portland International Airport (Airport Code PDX).
This flight data pertains specifically to the flight's details for Friday, March 20, 2026.
Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights DL1278
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights DL1278
DL1278 On Time performance:
73
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays Flight Status
DL1278 Delta Air Lines to Portland
Landed - On-time
Delay: 2 minutes
Flight Status for Friday March 20, 2026
This flight is also scheduled for Tomorrow (March 22, 2026). See it here
Landed - On-time
Delay: 2 minutes
Flight Status for Friday March 20, 2026
Departure
Seattle (SEA)
March 20, 2026
Seattle-Tacoma International Airport
Departed at:
07:53 pm
Gate:
A14
Scheduled Departure Time: 07:59 pm
Arrival
Portland (PDX)
March 20, 2026
Portland International Airport
Arrived at:
09:01 pm
Terminal:
D
Gate:
D13
Scheduled Arrival Time: 08:59 pm
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.seattle-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.
Codeshare Flights
This flight is shared with other airlines, this means that these other flights are the same:
- VS5402 - Virgin Atlantic
Additional Information
Which is the frequency of flight DL1278?
The flight DL1278 is scheduled to flight on Monday, Tuesday, Wednesday, Thursday, Friday, Sunday on a weekly basis.
Which is the distance of flight DL1278?
The distance between the two airports is 129 miles.
Which is the flight time of flight DL1278?
The scheduled flight time gate to gate is: 01:00 hours.
The real flight time gate to gate on average is: 01:04 hours.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
The flight DL1278 is scheduled to flight on Monday, Tuesday, Wednesday, Thursday, Friday, Sunday on a weekly basis.
Which is the distance of flight DL1278?
The distance between the two airports is 129 miles.
Which is the flight time of flight DL1278?
The scheduled flight time gate to gate is: 01:00 hours.
The real flight time gate to gate on average is: 01:04 hours.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
Alternative Flights
The following airlines serves the same route between Seattle and Portland:
Alaska Airlines
- Flight Number: AS1452. (On Time performance: 88 - Average Delay: 14 minutes)
- Flight Number: AS170. (On Time performance: 82 - Average Delay: 10 minutes)
- Flight Number: AS2006.
- Flight Number: AS2007. (On Time performance: 80 - Average Delay: 12 minutes)
- Flight Number: AS2047.
- Flight Number: AS2219.
- Flight Number: AS2258. (On Time performance: 89 - Average Delay: 8 minutes)
- Flight Number: AS2264. (On Time performance: 85 - Average Delay: 6 minutes)
- Flight Number: AS2318. (On Time performance: 91 - Average Delay: 12 minutes)
- Flight Number: AS2376. (On Time performance: 87 - Average Delay: 9 minutes)
- Flight Number: AS3036. (On Time performance: 83 - Average Delay: 19 minutes)
- Flight Number: AS3043. (On Time performance: 72 - Average Delay: 18 minutes)
- Flight Number: AS310. (On Time performance: 80 - Average Delay: 8 minutes)
- Flight Number: AS3281.
- Flight Number: AS3282.
- Flight Number: AS349. (On Time performance: 91 - Average Delay: 8 minutes)
- Flight Number: AS466. (On Time performance: 70 - Average Delay: 14 minutes)
- Flight Number: AS498. (On Time performance: 79 - Average Delay: 9 minutes)
Delta Air Lines
- Flight Number: DL1159. (On Time performance: 84 - Average Delay: 8 minutes)
- Flight Number: DL3701. (On Time performance: 86 - Average Delay: 26 minutes)
- Flight Number: DL3802. (On Time performance: 84 - Average Delay: 13 minutes)
- Flight Number: DL3818. (On Time performance: 89 - Average Delay: 3 minutes)
- Flight Number: DL3913. (On Time performance: 89 - Average Delay: 8 minutes)
- Flight Number: DL3918. (On Time performance: 88 - Average Delay: 10 minutes)
- Flight Number: DL3953. (On Time performance: 89 - Average Delay: 6 minutes)
ABX Air
- Flight Number: GB814. (On Time performance: 77 - Average Delay: 19 minutes)
Alaska Airlines
- Flight Number: AS1452. (On Time performance: 88 - Average Delay: 14 minutes)
- Flight Number: AS170. (On Time performance: 82 - Average Delay: 10 minutes)
- Flight Number: AS2006.
- Flight Number: AS2007. (On Time performance: 80 - Average Delay: 12 minutes)
- Flight Number: AS2047.
- Flight Number: AS2219.
- Flight Number: AS2258. (On Time performance: 89 - Average Delay: 8 minutes)
- Flight Number: AS2264. (On Time performance: 85 - Average Delay: 6 minutes)
- Flight Number: AS2318. (On Time performance: 91 - Average Delay: 12 minutes)
- Flight Number: AS2376. (On Time performance: 87 - Average Delay: 9 minutes)
- Flight Number: AS3036. (On Time performance: 83 - Average Delay: 19 minutes)
- Flight Number: AS3043. (On Time performance: 72 - Average Delay: 18 minutes)
- Flight Number: AS310. (On Time performance: 80 - Average Delay: 8 minutes)
- Flight Number: AS3281.
- Flight Number: AS3282.
- Flight Number: AS349. (On Time performance: 91 - Average Delay: 8 minutes)
- Flight Number: AS466. (On Time performance: 70 - Average Delay: 14 minutes)
- Flight Number: AS498. (On Time performance: 79 - Average Delay: 9 minutes)
Delta Air Lines
- Flight Number: DL1159. (On Time performance: 84 - Average Delay: 8 minutes)
- Flight Number: DL3701. (On Time performance: 86 - Average Delay: 26 minutes)
- Flight Number: DL3802. (On Time performance: 84 - Average Delay: 13 minutes)
- Flight Number: DL3818. (On Time performance: 89 - Average Delay: 3 minutes)
- Flight Number: DL3913. (On Time performance: 89 - Average Delay: 8 minutes)
- Flight Number: DL3918. (On Time performance: 88 - Average Delay: 10 minutes)
- Flight Number: DL3953. (On Time performance: 89 - Average Delay: 6 minutes)
ABX Air
- Flight Number: GB814. (On Time performance: 77 - Average Delay: 19 minutes)
Punctuality and delays
We have gathered data from recent months and present below an analysis of how timely the flights have been.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from March 08, 2026 to March 19, 2026, we have obtained these figures.
Total number of flights: 11
On Time: 8 ( 73 % )
Moderate Delay: 2 ( 18 % )
Significant Delay: 0 ( 0 % )
Major Delay: 1 ( 9 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 17 minutes.
Total number of flights: 11
On Time: 8 ( 73 % )
Moderate Delay: 2 ( 18 % )
Significant Delay: 0 ( 0 % )
Major Delay: 1 ( 9 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 17 minutes.
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Last Past Flights DL1278
Date
Departure
Arrival
Duration
Aircraft
Status
Friday
20 March
20 March
07:53 pm
Seattle (SEA)
Seattle (SEA)
09:01 pm
Portland (PDX)
Portland (PDX)
01h 08min
Boeing 737-800
Boeing 737-800
Landed - On-time
Thursday
19 March
19 March
07:49 pm
Seattle (SEA)
Seattle (SEA)
08:58 pm
Portland (PDX)
Portland (PDX)
01h 09min
Boeing 737-800
Boeing 737-800
Landed - On-time
Wednesday
18 March
18 March
08:18 pm
Seattle (SEA)
Seattle (SEA)
09:04 pm
Portland (PDX)
Portland (PDX)
00h 46min
Boeing 737-800
Boeing 737-800
Landed - On-time
Tuesday
17 March
17 March
07:56 pm
Seattle (SEA)
Seattle (SEA)
09:00 pm
Portland (PDX)
Portland (PDX)
01h 04min
Boeing 737-800
Boeing 737-800
Landed - On-time
Monday
16 March
16 March
08:10 pm
Seattle (SEA)
Seattle (SEA)
09:15 pm
Portland (PDX)
Portland (PDX)
01h 05min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Sunday
15 March
15 March
07:58 pm
Seattle (SEA)
Seattle (SEA)
08:52 pm
Portland (PDX)
Portland (PDX)
00h 54min
Boeing 737-800
Boeing 737-800
Landed - On-time
Friday
13 March
13 March
10:24 pm
Seattle (SEA)
Seattle (SEA)
11:23 pm
Portland (PDX)
Portland (PDX)
00h 59min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Thursday
12 March
12 March
07:48 pm
Seattle (SEA)
Seattle (SEA)
09:14 pm
Portland (PDX)
Portland (PDX)
01h 26min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Wednesday
11 March
11 March
07:53 pm
Seattle (SEA)
Seattle (SEA)
09:03 pm
Portland (PDX)
Portland (PDX)
01h 10min
Boeing 737-800
Boeing 737-800
Landed - On-time
Tuesday
10 March
10 March
07:50 pm
Seattle (SEA)
Seattle (SEA)
08:54 pm
Portland (PDX)
Portland (PDX)
01h 04min
Boeing 737-800
Boeing 737-800
Landed - On-time
