Flights from Seattle-Tacoma International Airport to Ontario International Airport
Cheap Flights from Seattle-Tacoma International Airport to Ontario International Airport
Search for flights from Seattle to Los Angeles and check out affordable one-way and round-trip options.
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Round-trip
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One way
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Cheapest nonstop
SEA 12:462h 39mNonstopONT 15:25Seattle - Ontario | Mon, Apr 14 | Frontier Airlines
SIN 16:013hNonstopSEA 19:01Ontario - Seattle | Tue, Apr 15 | Frontier AirlinesAED 254 AED 45344% OFF44% OFFAED 453 AED 254 -
SEA 18:502h 35mNonstopONT 21:25Seattle - Ontario | Mon, May 12 | Frontier Airlines
SIN 17:353h 7mNonstopSEA 20:42Ontario - Seattle | Wed, May 14 | Frontier AirlinesAED 257 AED 45343% OFF43% OFFAED 453 AED 257
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SEA 18:502h 35mNonstopONT 21:25Seattle - Ontario | Thu, May 1 | Frontier Airlines
SIN 17:353h 7mNonstopSEA 20:42Ontario - Seattle | Sat, May 3 | Frontier AirlinesAED 279 AED 45338% OFF38% OFFAED 453 AED 279
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SEA 18:522h 39mNonstopONT 21:31Seattle - Ontario | Mon, Apr 28 | Frontier Airlines
SIN 16:293h 3mNonstopSEA 19:32Ontario - Seattle | Mon, May 5 | Frontier AirlinesAED 29136% OFFAED 453 AED 291
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SEA 18:502h 35mNonstopONT 21:25Seattle - Ontario | Thu, May 8 | Frontier Airlines
SIN 16:293h 3mNonstopSEA 19:32Ontario - Seattle | Mon, May 12 | Frontier AirlinesAED 29934% OFFAED 453 AED 299
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SEA 12:462h 39mNonstopONT 15:25Seattle - Ontario | Mon, Apr 21 | Frontier Airlines
SIN 16:292h 54mNonstopSEA 19:23Ontario - Seattle | Mon, Apr 28 | Frontier AirlinesAED 30034% OFFAED 453 AED 300
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SEA 15:262h 36mNonstopONT 18:02Seattle - Ontario | Tue, May 27 | Frontier Airlines
SIN 10:033hNonstopSEA 13:03Ontario - Seattle | Wed, May 28 | Frontier AirlinesAED 31530% OFFAED 453 AED 315
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SEA 13:502h 36mNonstopONT 16:26Seattle - Ontario | Sat, May 24 | Frontier Airlines
SIN 08:393h 7mNonstopSEA 11:46Ontario - Seattle | Sat, May 31 | Frontier AirlinesAED 32128% OFFAED 453 AED 321
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SEA 05:306h 46m1 stopsONT 12:16Seattle - Ontario | Sat, Apr 19 | Delta Air Lines
SIN 17:353hNonstopSEA 20:35Ontario - Seattle | Sat, Apr 26 | Frontier AirlinesAED 29435% OFFAED 453 AED 294 -
SEA 06:0017h 59m1 stopsONT 23:59Seattle - Ontario | Tue, Apr 29 | Frontier Airlines
SIN 17:353h 7mNonstopSEA 20:42Ontario - Seattle | Tue, May 6 | Frontier AirlinesAED 30233% OFFAED 453 AED 302
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SEA 13:0017h 25m1 stopsLAX Invalid DateSeattle - Los Angeles | Wed, Apr 16 | Normal Airline
LAX 15:006hNonstopSEA 16:00Los Angeles - Seattle | Fri, Apr 18 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
SEA 12:462h 39mNonstopONT 15:25Seattle - Ontario | Mon, Apr 14 | Frontier AirlinesAED 139 AED 23240% OFF40% OFFAED 232 AED 139
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SEA 18:502h 35mNonstopONT 21:25Seattle - Ontario | Thu, May 1 | Frontier AirlinesAED 143 AED 23238% OFF38% OFFAED 232 AED 143
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SEA 18:522h 39mNonstopONT 21:31Seattle - Ontario | Mon, Apr 28 | Frontier AirlinesAED 144 AED 23238% OFF38% OFFAED 232 AED 144
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SEA 18:502h 35mNonstopONT 21:25Seattle - Ontario | Mon, May 5 | Frontier AirlinesAED 14438% OFFAED 232 AED 144
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SEA 12:462h 39mNonstopONT 15:25Seattle - Ontario | Thu, Apr 17 | Frontier AirlinesAED 14637% OFFAED 232 AED 146
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SEA 12:462h 39mNonstopONT 15:25Seattle - Ontario | Mon, Apr 21 | Frontier AirlinesAED 14737% OFFAED 232 AED 147
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SEA 18:502h 35mNonstopONT 21:25Seattle - Ontario | Mon, May 19 | Frontier AirlinesAED 14936% OFFAED 232 AED 149
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SEA 18:502h 35mNonstopONT 21:25Seattle - Ontario | Sun, May 4 | Frontier AirlinesAED 16131% OFFAED 232 AED 161
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SEA 13:502h 36mNonstopONT 16:26Seattle - Ontario | Wed, May 28 | Frontier AirlinesAED 16130% OFFAED 232 AED 161
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SEA 13:502h 36mNonstopONT 16:26Seattle - Ontario | Sat, May 24 | Frontier AirlinesAED 16428% OFFAED 232 AED 164
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SEA 13:0017h 25m1 stopsLAX Invalid DateSeattle - Los Angeles | Wed, Apr 16 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Selected Airlines from Seattle-Tacoma International Airport to Ontario International Airport
See which airlines fly from Seattle to Los Angeles. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.
Flight Schedule from Seattle-Tacoma International Airport to Ontario International Airport
Check the schedule for flights from Seattle to Los Angeles and find the flight that best matches your travel plans.
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AS1086
Seattle-Tacoma International Airport
15:20
SEA
17:57
ONT
S M T W T F SSearch -
F93163
Seattle-Tacoma International Airport
13:50
SEA
16:44
ONT
S M - W T F SSearch -
AS1003
Seattle-Tacoma International Airport
21:22
SEA
23:59
ONT
S - - W T F SSearch -
HA6814
Seattle-Tacoma International Airport
08:27
SEA
11:05
ONT
S M T W T F -Search -
AS1254
Seattle-Tacoma International Airport
08:27
SEA
11:05
ONT
S M T W T F SSearch -
DL4027
Seattle-Tacoma International Airport
19:55
SEA
22:41
ONT
S M T W T F SSearch -
DL4070
Seattle-Tacoma International Airport
07:59
SEA
10:48
ONT
S M T W T F SSearch -
DL4031
Seattle-Tacoma International Airport
14:35
SEA
17:22
ONT
S M T W T F SSearch
Seattle-Tacoma International Airport to Ontario International Airport Flights Info
| Flight distance | 1,540.96 km |
|---|---|
| Cheapest one-way ticket price | AED 139 |
| Cheapest return ticket price | AED 254 |
FAQs for Seattle-Tacoma International Airport to Ontario International Airport Flights
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How long does it take to fly from Seattle-Tacoma International Airport (SEA) to Ontario International Airport (ONT)?
It takes around 2 hours 51 minutes to fly from Seattle-Tacoma International Airport (SEA) to Ontario International Airport (ONT). -
How many daily flights are there from Seattle-Tacoma International Airport (SEA) to Ontario International Airport (ONT)?
There are around 11 daily flights from Seattle-Tacoma International Airport (SEA) to Ontario International Airport (ONT). -
When are flight tickets from Seattle-Tacoma International Airport (SEA) to Ontario International Airport (ONT) the cheapest?
Tickets cost around AED 317 in May, making it the cheapest month to book. Seattle-Tacoma International Airport (SEA) to Ontario International Airport (ONT) is a popular route, so don't forget to book your tickets in advance. -
When are flight tickets from Seattle-Tacoma International Airport (SEA) to Ontario International Airport (ONT) most expensive?
The route from Seattle-Tacoma International Airport (SEA) to Ontario International Airport (ONT) is quite popular. Without considering departure times or holidays, tickets cost around AED 599 in April, the most expensive month to book this route. -
What time does the earliest flight from Seattle-Tacoma International Airport to Ontario International Airport depart?
The earliest flight departs from Seattle-Tacoma International Airport (SEA) at 08:13 and arrives in Ontario International Airport (ONT) at 10:51. -
What time does the latest flight from Seattle-Tacoma International Airport to Ontario International Airport depart?
The latest flight departs from Seattle-Tacoma International Airport (SEA) at 21:22 and arrives in Ontario International Airport (ONT) at 23:59. -
What is the transportation method from the main airport to downtown in Los Angeles?
- The distance from Los Angeles International Airport to downtown is about 19 km, by taxi about 30 minutes.
- The distance from Ontario International Airport to downtown is about 59 km, by taxi about 1 hour 10 minutes.
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Which airline operates the most direct flights from Seattle-Tacoma International Airport (SEA) to Ontario International Airport (ONT)?
Alaska Airlines is a very popular airline operating an average of 4830 flights per month.
Popular Destinations
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Recommended Routes Departing From Seattle-Tacoma International Airport
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Recommended Routes Going to Ontario International Airport
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Top Flight Destinations in United States
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