Direct flights from Seattle to Ontario

SEA - ONT route map All flights from SEA to ONT non-stop. There are direct flights from Seattle Tacoma International, Washington, USA to Ontario International Airport (ONT), California, USA every day of the week with Delta Air Lines, Alaska Airlines and Frontier Airlines. The flight distance is 962 miles and the trip usually takes about 2 hours and 33 minutes.

SEA
Seattle Tacoma
USASeattle , USA
ONT
Ontario International Airport
USAOntario , USA
SEA
Seattle Tacoma
USASeattle , USA
Ontario Airport
USAOntario , USA
ONT
Flight time is 2 hours and 34 minutes
CHANGE DIRECTION

Airlines with non-stop routes:

Delta Air Lines

S
M
T
W
T
F
S
Sky Team
Sun
Mon
Tue
Wed
Thu
Fri
Sat
4 flights per day
4 flights per day

Alaska Airlines

S
M
T
W
T
F
S
Oneworld
Sun
Mon
Tue
Wed
Thu
Fri
Sat
3-4 flights per day
3-4 flights per day

Frontier Airlines

S
M
T
W
T
F
S
Low-cost airline
Sun
Mon
Tue
Wed
Thu
Fri
Sat
From 16/5
From 16/5
Weekday-labels: HAS FLIGHTS UPCOMING NO FLIGHTS
Check availability
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Flight schedule from Seattle to Ontario with Delta Air Lines

This is a weekly direct flight schedule for Delta Air Lines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
May 6
Tue
May 7
Wed
May 8
Thu
May 9
Fri
May 10
Sat
May 11
Sun
May 12
DL3881
----
07:25
07:25
07:25
07:25
07:25
07:25
DL4020
07:55
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----
----
----
----
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DL4016
10:30
----
----
----
----
----
----
DL3946
----
10:54
10:54
10:54
10:54
10:54
10:54
DL4032
14:20
----
----
----
----
----
----
DL3728
----
15:15
15:15
15:15
15:15
15:15
15:15
DL3865
----
19:55
19:55
19:55
19:55
19:55
19:55
DL4031
19:59
----
----
----
----
----
----

The timetable & schedule information was updated at 2024-03-15

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Flight schedule from Seattle to Ontario with Alaska Airlines

This is a weekly direct flight schedule for Alaska Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
May 6
Tue
May 7
Wed
May 8
Thu
May 9
Fri
May 10
Sat
May 11
Sun
May 12
AS1254
07:00
----
----
07:00
07:00
----
07:00
AS2055
----
----
----
----
----
07:00
----
AS3452
----
07:00
07:00
----
----
----
----
AS1097
13:32
13:32
13:32
13:32
13:13
13:32
13:15
AS1086
16:31
----
----
16:31
16:31
----
16:31
AS1088
----
18:55
18:55
----
----
18:55
----
AS1040
21:26
----
----
21:26
21:26
----
21:26

The timetable & schedule information was updated at 2024-03-15

RETURN SCHEDULE
CHECK PRICES
Flight schedule from Seattle to Ontario with Frontier Airlines

This is a weekly direct flight schedule for Frontier Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
May 6
Tue
May 7
Wed
May 8
Thu
May 9
Fri
May 10
Sat
May 11
Sun
May 12

The timetable & schedule information was updated at 2024-03-15

RETURN SCHEDULE
CHECK PRICES

Seattle to Ontario flight departures

Select a date to see all scheduled flight departures between SEA to ONT.

Monday
Mon
May 13
8 flights(8)
Tuesday
Tue
May 14
7 flights(7)
Wednesday
Wed
May 15
7 flights(7)
Thursday
Thu
May 16
9 flights(9)
Friday
Fri
May 17
9 flights(9)
Saturday
Sat
May 18
9 flights(9)
Sunday
Sun
May 19
9 flights(9)
Time
Airline
Flight
07:00
Alaska Airlines Alaska Airlines
AS1254
07:25
Delta Air Lines Delta Air Lines
DL3881
10:54
Delta Air Lines Delta Air Lines
DL3946
13:32
Alaska Airlines Alaska Airlines
AS1097
15:15
Delta Air Lines Delta Air Lines
DL3728
16:31
Alaska Airlines Alaska Airlines
AS1086
19:55
Delta Air Lines Delta Air Lines
DL3865
21:26
Alaska Airlines Alaska Airlines
AS1040
07:00
Alaska Airlines Alaska Airlines
AS3452
07:25
Delta Air Lines Delta Air Lines
DL3881
10:54
Delta Air Lines Delta Air Lines
DL3946
13:32
Alaska Airlines Alaska Airlines
AS1097
15:15
Delta Air Lines Delta Air Lines
DL3728
18:55
Alaska Airlines Alaska Airlines
AS1088
19:55
Delta Air Lines Delta Air Lines
DL3865
07:00
Alaska Airlines Alaska Airlines
AS3452
07:25
Delta Air Lines Delta Air Lines
DL3881
10:54
Delta Air Lines Delta Air Lines
DL3946
13:32
Alaska Airlines Alaska Airlines
AS1097
15:15
Delta Air Lines Delta Air Lines
DL3728
18:55
Alaska Airlines Alaska Airlines
AS1088
19:55
Delta Air Lines Delta Air Lines
DL3865
06:32
Alaska Airlines Alaska Airlines
AS1254
07:25
Delta Air Lines Delta Air Lines
DL3881
10:54
Delta Air Lines Delta Air Lines
DL3946
12:56
Alaska Airlines Alaska Airlines
AS1097
13:53
Frontier Airlines Frontier Airlines
F93163
15:15
Delta Air Lines Delta Air Lines
DL3728
16:42
Alaska Airlines Alaska Airlines
AS1086
19:55
Delta Air Lines Delta Air Lines
DL3865
21:26
Alaska Airlines Alaska Airlines
AS1040
06:32
Alaska Airlines Alaska Airlines
AS1254
07:25
Delta Air Lines Delta Air Lines
DL3881
10:54
Delta Air Lines Delta Air Lines
DL3946
12:56
Alaska Airlines Alaska Airlines
AS1097
13:53
Frontier Airlines Frontier Airlines
F93163
15:15
Delta Air Lines Delta Air Lines
DL3728
16:42
Alaska Airlines Alaska Airlines
AS1086
19:55
Delta Air Lines Delta Air Lines
DL3865
21:26
Alaska Airlines Alaska Airlines
AS1040
06:32
Alaska Airlines Alaska Airlines
AS1254
07:25
Delta Air Lines Delta Air Lines
DL3881
10:54
Delta Air Lines Delta Air Lines
DL3946
12:56
Alaska Airlines Alaska Airlines
AS1097
13:53
Frontier Airlines Frontier Airlines
F93163
15:15
Delta Air Lines Delta Air Lines
DL3728
16:42
Alaska Airlines Alaska Airlines
AS1086
19:55
Delta Air Lines Delta Air Lines
DL3865
21:26
Alaska Airlines Alaska Airlines
AS1040
06:32
Alaska Airlines Alaska Airlines
AS1254
07:25
Delta Air Lines Delta Air Lines
DL3881
10:54
Delta Air Lines Delta Air Lines
DL3946
12:56
Alaska Airlines Alaska Airlines
AS1097
13:53
Frontier Airlines Frontier Airlines
F93163
15:15
Delta Air Lines Delta Air Lines
DL3728
16:42
Alaska Airlines Alaska Airlines
AS1086
19:55
Delta Air Lines Delta Air Lines
DL3865
21:26
Alaska Airlines Alaska Airlines
AS1040
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SEA-ONT flight route
Seattle, SEA to Ontario, ONT flight path. The distance is 962 miles or 1548 km.
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Seattle - Ontario direct flight map
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SEA - ONT information

  • Distance
    962 miles (1548 km)
  • Flight time
    2 hours and 33 minutes
  • Airlines
    Delta Delta
    Alaska Airlines Alaska Airlines
    Frontier Airlines Frontier Airlines
  • Alliances
    One World
    Sky Team
    Star Alliance
  • Classes
    Economy
    Business
    First Class
  • Delta Aircraft
    Embraer 170 / 175 / 190 / 195
  • Alaska Airlines Aircrafts
    Boeing 737 Passenger
    Embraer 170 / 175 / 190 / 195
  • Frontier Airlines Aircraft
    Airbus A318 / A319 / A320 / A321
  • Arrival Terminal
    Terminal 2 (Alaska Airlines)
AD (888) 559-5091:
Unpublished Flight Rates From Seattle to Ontario
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Yes, you can take a direct flight from Seattle (SEA) to Ontario (ONT) with Alaska Airlines or Delta Air Lines.

The flight time is 2 hours and 32 minutes. The distance is 962 miles or 1548 kilometers.

The flight (AS390) departs at 15:35.

Unfortunately you can't fly direct from Seattle to Ontario with Star Alliance.

Yes, you can fly direct with One World member Alaska Airlines.

Yes, you can fly direct with Sky Team member Delta Air Lines.

Two airlines. Both Alaska Airlines and Delta Air Lines have non-stop flights to Ontario.

You can fly direct every day of the week.
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