Flights from Ontario Airport (ONT) to Seattle Airport Airport (SEA)

We've found the cheapest flights to Seattle

Returns from £29.42

One-way from £44.13

You have a choice of 15 airline companies when flying from Ontario International to Seattle-Tacoma International. The distance covered when flying from Ontario International to Seattle-Tacoma International United States is 1,540 Km (957 Miles) with the travel time being around 2 Hours 37 Minutes. ONT is the Airport code for Ontario International and SEA is for Seattle-Tacoma International United States.

Ticket prices are normally at a premium at weekends and can vary also with the time of day. It is normally worth booking flights well in advance if possible to get the best deal to Seattle-Tacoma International United States perhaps midweek or late evening. Flights to Seattle-Tacoma International United States normally go up in price the nearer the travel date, so it would be advisable to book as early as possible.

The table below shows the amount of daily flights in operation from Ontario International (ONT) to Seattle-Tacoma International (SEA).

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
Hawaiian Airlines422442406:0019:01VIEW FLIGHTS
Alaska Airlines422442406:0019:01VIEW FLIGHTS
Virgin Atlantic232323206:0016:05VIEW FLIGHTS
Korean Air232322206:0016:05VIEW FLIGHTS
KLM232322206:0016:05VIEW FLIGHTS
Delta Connection222222206:0016:05VIEW FLIGHTS
Qatar Airways212221206:0011:33VIEW FLIGHTS
Jet Linx Aviation111111106:0006:00VIEW FLIGHTS
Japan Airlines111111008:5408:54VIEW FLIGHTS
WestJet000111106:0006:00VIEW FLIGHTS
Air France012100016:0516:05VIEW FLIGHTS
LATAM Airlines011100016:0516:05VIEW FLIGHTS
ITA Airways011100016:0516:05VIEW FLIGHTS
Volaris000100111:2711:27VIEW FLIGHTS
Frontier000100111:2711:27VIEW FLIGHTS

The greatest amount of direct flights offered from Ontario International to Seattle-Tacoma International United States are by Hawaiian Airlines with around 22 flights a week. The earliest flight is available at 06:00 and the latest flights at 19:01 with the most popular flight number being HA6184, HA6185, HA6206 and HA6290.

hawaiianair.com is available for information regarding booking flights etc with Hawaiian Airlines.

Please see below the times of flights. These times and frequency may vary at different times of the year please visit the website for more information.

Flights Time In WeekDays
DayFlight TimesFlights
Monday
06:00
AirlineFlightNo
Korean AirKE3098
Alaska AirlinesAS1091
Hawaiian AirlinesHA6185
KLMKL6979
Qatar AirwaysQR2987
Jet Linx AviationJL6389
Delta ConnectionDL4042
Virgin AtlanticVS3853
08:54
AirlineFlightNo
Japan AirlinesJL6389
11:33
AirlineFlightNo
Alaska AirlinesAS1255
Hawaiian AirlinesHA6206
Qatar AirwaysQR2048
16:05
AirlineFlightNo
Korean AirKE3070
KLMKL6284
Delta ConnectionDL4031
Virgin AtlanticVS5470
16:06
AirlineFlightNo
Alaska AirlinesAS1119
Hawaiian AirlinesHA6290
19:01
AirlineFlightNo
Alaska AirlinesAS1399
Hawaiian AirlinesHA6184
VIEW FLIGHTS
Tuesday
06:00
AirlineFlightNo
Korean AirKE3098
Alaska AirlinesAS1091
Hawaiian AirlinesHA6185
KLMKL6979
Qatar AirwaysQR2987
Jet Linx AviationJL6389
Delta ConnectionDL4042
Virgin AtlanticVS3853
08:54
AirlineFlightNo
Japan AirlinesJL6389
16:05
AirlineFlightNo
Korean AirKE3070
Korean AirKE7360
Air FranceAF2133
KLMKL5455
KLMKL6284
ITA AirwaysAZ3408
LATAM AirlinesLA6297
Delta ConnectionDL4031
Virgin AtlanticVS4636
Virgin AtlanticVS5470
16:06
AirlineFlightNo
Alaska AirlinesAS1119
Hawaiian AirlinesHA6290
VIEW FLIGHTS
Wednesday
06:00
AirlineFlightNo
Korean AirKE3098
Alaska AirlinesAS1091
Hawaiian AirlinesHA6185
KLMKL6979
Qatar AirwaysQR2987
Jet Linx AviationJL6389
Delta ConnectionDL4042
Virgin AtlanticVS3853
08:54
AirlineFlightNo
Japan AirlinesJL6389
11:33
AirlineFlightNo
Alaska AirlinesAS1255
Hawaiian AirlinesHA6206
Qatar AirwaysQR2048
16:05
AirlineFlightNo
Korean AirKE7360
Air FranceAF2133
Air FranceAF8521
KLMKL5455
ITA AirwaysAZ3408
LATAM AirlinesLA6297
Delta ConnectionDL4031
Virgin AtlanticVS4636
VIEW FLIGHTS
Thursday
06:00
AirlineFlightNo
Korean AirKE3098
WestJetWS7898
Alaska AirlinesAS1091
Hawaiian AirlinesHA6185
KLMKL6979
Qatar AirwaysQR2987
Jet Linx AviationJL6389
Delta ConnectionDL4042
Virgin AtlanticVS3853
08:54
AirlineFlightNo
Japan AirlinesJL6389
11:27
AirlineFlightNo
VolarisY42413
FrontierF93164
11:33
AirlineFlightNo
Alaska AirlinesAS1255
Hawaiian AirlinesHA6206
Qatar AirwaysQR2048
16:05
AirlineFlightNo
Korean AirKE3070
Korean AirKE7360
Air FranceAF8521
KLMKL5455
KLMKL6284
ITA AirwaysAZ3408
LATAM AirlinesLA6297
Delta ConnectionDL4031
Virgin AtlanticVS4052
Virgin AtlanticVS4636
16:06
AirlineFlightNo
Alaska AirlinesAS1119
Hawaiian AirlinesHA6290
19:01
AirlineFlightNo
Alaska AirlinesAS1399
Hawaiian AirlinesHA6184
VIEW FLIGHTS
Friday
06:00
AirlineFlightNo
Korean AirKE3098
WestJetWS7898
Alaska AirlinesAS1091
Hawaiian AirlinesHA6185
KLMKL6979
Qatar AirwaysQR2987
Jet Linx AviationJL6389
Delta ConnectionDL4042
Virgin AtlanticVS3853
08:54
AirlineFlightNo
Japan AirlinesJL6389
11:33
AirlineFlightNo
Alaska AirlinesAS1255
Hawaiian AirlinesHA6206
Qatar AirwaysQR2048
16:05
AirlineFlightNo
Korean AirKE3070
KLMKL6284
Delta ConnectionDL4031
Virgin AtlanticVS4052
16:06
AirlineFlightNo
Alaska AirlinesAS1119
Hawaiian AirlinesHA6290
19:01
AirlineFlightNo
Alaska AirlinesAS1399
Hawaiian AirlinesHA6184
VIEW FLIGHTS
Saturday
06:00
AirlineFlightNo
Korean AirKE3098
WestJetWS7898
Alaska AirlinesAS1091
Hawaiian AirlinesHA6185
KLMKL6979
Qatar AirwaysQR2987
Jet Linx AviationJL6389
Delta ConnectionDL4042
Virgin AtlanticVS3853
08:54
AirlineFlightNo
Japan AirlinesJL6389
16:05
AirlineFlightNo
Korean AirKE3070
KLMKL6284
Delta ConnectionDL4031
Virgin AtlanticVS4052
Virgin AtlanticVS5470
16:06
AirlineFlightNo
Alaska AirlinesAS1119
Hawaiian AirlinesHA6290
VIEW FLIGHTS
Sunday
06:00
AirlineFlightNo
Korean AirKE3098
WestJetWS7898
Alaska AirlinesAS1091
Hawaiian AirlinesHA6185
KLMKL6979
Qatar AirwaysQR2987
Jet Linx AviationJL6389
Delta ConnectionDL4042
Virgin AtlanticVS3853
11:27
AirlineFlightNo
VolarisY42413
FrontierF93164
11:33
AirlineFlightNo
Alaska AirlinesAS1255
Hawaiian AirlinesHA6206
Qatar AirwaysQR2048
16:05
AirlineFlightNo
Korean AirKE3070
KLMKL6284
Delta ConnectionDL4031
Virgin AtlanticVS5470
16:11
AirlineFlightNo
Alaska AirlinesAS1119
Hawaiian AirlinesHA6290
19:01
AirlineFlightNo
Alaska AirlinesAS1399
Hawaiian AirlinesHA6184
VIEW FLIGHTS

You may instead fly from Ontario International and arrive at Seattle-Tacoma International by an alternative airport or airports. The summary of this is in the table below.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Burbank to Seattle 01,510 km (938 miles)2 Hours 35 Minutes
Las Vegas Henderson Sky Harbor to Seattle 01,408 km (875 miles)2 Hours 28 Minutes
Las Vegas to Seattle 01,395 km (867 miles)2 Hours 27 Minutes
Los Angeles to Seattle 01,537 km (955 miles)2 Hours 37 Minutes
Palm Springs Municipal to Seattle 01,590 km (988 miles)2 Hours 41 Minutes
San Diego to Seattle 01,692 km (1,051 miles)2 Hours 48 Minutes
Santa Barbara Municipal to Seattle 01,463 km (909 miles)2 Hours 32 Minutes
San Bernardino Norton Afb to Seattle 01,544 km (960 miles)2 Hours 38 Minutes
Santa Ana John Wayne to Seattle 01,576 km (979 miles)2 Hours 40 Minutes

If you require a hire car at Seattle-Tacoma International be sure that you are in possession of a valid driving licence and also a current credit card.

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Flight Price FAQ - Ontario (ONT) to Seattle (SEA)

DIRECT Frontier Airlines
What is the cheapest direct flight one way from Ontario ONT to Seattle SEA?
The cheapest direct flight one way from Ontario ONT to Seattle SEA is £44.13 ($54 €52.16)
£44.13
$54 | €52.16
Check Latest Price
DIRECT Frontier Airlines
What is the cheapest direct return flight from Ontario ONT to Seattle SEA?
The cheapest direct return flight from Ontario ONT to Seattle SEA is £29.42 ($36 €34.77)
£29.42
$36 | €34.77
Check Latest Price
Important Note: Prices shown are taken from searches performed for flights operating during the current month. Please use the "Latest Price" buttons to get the most up to date airfares.

Compare Flight Prices from ONT to SEA

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Flight Info FAQ - Ontario (ONT) to Seattle (SEA)

Who flies from Ontario to Seattle?
The following airlines fly from Ontario (ONT) to Seattle (SEA): Air France, Alaska Airlines, Delta Connection, Frontier, Hawaiian Airlines, ITA Airways, Japan Airlines, Jet Linx Aviation, KLM, Korean Air, LATAM Airlines, Qatar Airways, Virgin Atlantic, Volaris, WestJet.
How far is the flight from Ontario to Seattle?
The flight from Ontario to Seattle is 1,540KM or 957 miles.
How long does the flight from Ontario to Seattle to take?
The flight from Ontario to Seattle takes 2 Hours 37 Minutes.

Other Airports Connecting To Seattle Airport in united states

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