Cheap flights from SEA to ONT (Seattle - Tacoma Intl. to Los Angeles - Ontario Intl.)

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Cheap Flights from SEA to ONT starting at $49 One Way, $100 Round Trip

Prices starting at $100 for return flights and $49 for one-way flights to Los Angeles - Ontario Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, May 24 - Sat, May 31
SEA
Seattle
ONT
Ontario
$100 Roundtrip, found 1 hour ago
$100
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, May 24 from Seattle to Ontario, returning Sat, May 31, priced at $100 found 1 hour ago
Tue, Jun 10 - Wed, Jun 11
SEA
Seattle
ONT
Ontario
$102 Roundtrip, found 5 hours ago
$102
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Tue, Jun 10 from Seattle to Ontario, returning Wed, Jun 11, priced at $102 found 5 hours ago
Tue, May 27 - Wed, Jun 4
SEA
Seattle
ONT
Ontario
$105 Roundtrip, found 6 days ago
$105
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Tue, May 27 from Seattle to Ontario, returning Wed, Jun 4, priced at $105 found 6 days ago
Wed, Jun 11 - Tue, Jun 17
SEA
Seattle
ONT
Ontario
$105 Roundtrip, found 3 hours ago
$105
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Wed, Jun 11 from Seattle to Ontario, returning Tue, Jun 17, priced at $105 found 3 hours ago
Tue, Jun 10 - Wed, Jun 11
SEA
Seattle
ONT
Ontario
$160 Roundtrip, found 5 hours ago
$160
Roundtrip
found 5 hours ago
Select Delta flight, departing Tue, Jun 10 from Seattle to Ontario, returning Wed, Jun 11, priced at $160 found 5 hours ago

Hotel Ideas near Los Angeles - Ontario Intl.

Airport Hotels near Los Angeles - Ontario Intl.

Ontario Airport Hotel & Conference Center
Ontario Airport Hotel & Conference Center
3.5 out of 5
700 N Haven Ave, Ontario, CA
The price is $148 per night from Apr 26 to Apr 27
$148
includes taxes & fees
$129 per night
Apr 26 - Apr 27
Book a stay at this business-friendly hotel in Ontario. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the helpful staff and the ...
8.6/10 Excellent! (2,768 reviews)
"Bathroom"

Reviewed on Apr 20, 2025

Ontario Airport Hotel & Conference Center
Motel 6 Ontario, CA - Convention Center - Airport
Motel 6 Ontario, CA - Convention Center - Airport
2 out of 5
231 N Vineyard Ave, Ontario, CA
The price is $88 per night from Apr 27 to Apr 28
$88
includes taxes & fees
$77 per night
Apr 27 - Apr 28
Stay at this motel in Ontario. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms in our reviews. ...
7/10 Good! (1,003 reviews)
"Fast and time efficient staff quick check in No roaches ❤️that the most. Great price even you book online. Never have had issues"

Reviewed on Apr 24, 2025

Motel 6 Ontario, CA - Convention Center - Airport
DoubleTree by Hilton Ontario Airport
DoubleTree by Hilton Ontario Airport
4 out of 5
222 N Vineyard Ave, Ontario, CA
The price is $155 per night from May 11 to May 12
$155
includes taxes & fees
$134 per night
May 11 - May 12
Book a stay at this business-friendly hotel in Ontario. Enjoy free WiFi, 2 restaurants, and a nightclub. Our guests praise the helpful staff and the clean rooms ...
8/10 Very Good! (1,000 reviews)
"Great accommodations at Doubletree Ontario Airport. We had a leaky HVAC ceiling pipe issue but I didn’t realize where the puddle of water on the floor came from until we were leaving. Great nightclub on property."

Reviewed on Apr 21, 2025

DoubleTree by Hilton Ontario Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Hotels In Ontario

Sonesta Los Angeles Airport LAX
Sonesta Los Angeles Airport LAX
4 out of 5
5985 W Century Blvd, Los Angeles, CA
The price is $216 per night from Apr 29 to Apr 30
$216
includes taxes & fees
$186 per night
Apr 29 - Apr 30
Stay at this 4-star business-friendly hotel in Los Angeles. Enjoy free WiFi, 4 restaurants, and breakfast (surcharge). Our guests praise the helpful staff and ...
7.8/10 Good! (4,652 reviews)
Great stay!
"Wonderful experience, helpful staff, luxurious accommodations!"

Reviewed on Apr 23, 2025

Sonesta Los Angeles Airport LAX
Hilton Los Angeles Airport
Hilton Los Angeles Airport
4 out of 5
5711 W Century Blvd, Los Angeles, CA
The price is $152 per night from May 11 to May 12
$152
includes taxes & fees
$131 per night
May 11 - May 12
Book a stay at this business-friendly hotel in Los Angeles. Enjoy 4 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the bar ...
7.8/10 Good! (4,754 reviews)
"Amazing"

Reviewed on Apr 25, 2025

Hilton Los Angeles Airport
Sheraton Universal Hotel
Sheraton Universal Hotel
4 out of 5
333 Universal Hollywood Drive, Universal City, CA
The price is $247 per night from May 11 to May 12
$247
includes taxes & fees
$213 per night
May 11 - May 12
Stay at this 4-star business-friendly hotel in Universal City. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the breakfast and ...
8.6/10 Excellent! (3,844 reviews)
"Friendly staff"

Reviewed on Apr 23, 2025

Sheraton Universal Hotel
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Ontario Hotels With Airport Transportation

Sheraton Gateway Los Angeles Hotel
Sheraton Gateway Los Angeles Hotel
4 out of 5
6101 W Century Blvd, Los Angeles, CA
The price is $147 per night from May 11 to May 12
$147
includes taxes & fees
$127 per night
May 11 - May 12
Book a stay at this business-friendly hotel in Los Angeles. Enjoy breakfast (surcharge), a free airport shuttle, and a health club. Our guests praise the pool ...
8.2/10 Very Good! (7,254 reviews)
"Excellent, would stay again"

Reviewed on Apr 23, 2025

Sheraton Gateway Los Angeles Hotel
Hilton Los Angeles Airport
Hilton Los Angeles Airport
4 out of 5
5711 W Century Blvd, Los Angeles, CA
The price is $152 per night from May 11 to May 12
$152
includes taxes & fees
$131 per night
May 11 - May 12
Book a stay at this business-friendly hotel in Los Angeles. Enjoy 4 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the bar ...
7.8/10 Good! (4,754 reviews)
"Amazing"

Reviewed on Apr 25, 2025

Hilton Los Angeles Airport
Sonesta Los Angeles Airport LAX
Sonesta Los Angeles Airport LAX
4 out of 5
5985 W Century Blvd, Los Angeles, CA
The price is $216 per night from Apr 29 to Apr 30
$216
includes taxes & fees
$186 per night
Apr 29 - Apr 30
Stay at this 4-star business-friendly hotel in Los Angeles. Enjoy free WiFi, 4 restaurants, and breakfast (surcharge). Our guests praise the helpful staff and ...
7.8/10 Good! (4,652 reviews)
Great stay!
"Wonderful experience, helpful staff, luxurious accommodations!"

Reviewed on Apr 23, 2025

Sonesta Los Angeles Airport LAX
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Low Priced Ontario Hotels

Motel 6 Los Angeles, CA - Los Angeles - LAX
Motel 6 Los Angeles, CA - Los Angeles - LAX
2 out of 5
5101 W Century Blvd, Inglewood, CA
The price is $140 per night from May 12 to May 13
$140
includes taxes & fees
$121 per night
May 12 - May 13
Stay at this motel in Inglewood. Enjoy a free airport shuttle, parking (surcharge), and a 24-hour front desk. Our guests praise the helpful staff and the clean ...
7.4/10 Good! (7,345 reviews)
"Proximity to LAX"

Reviewed on Apr 24, 2025

Motel 6 Los Angeles, CA - Los Angeles - LAX
Los Angeles Adventurer All Suite Hotel at LAX
Los Angeles Adventurer All Suite Hotel at LAX
2.5 out of 5
4200 W Century Blvd., Inglewood, CA
The price is $189 per night from Apr 27 to Apr 28
$189
includes taxes & fees
$164 per night
Apr 27 - Apr 28
Stay at this hotel in Inglewood. Enjoy free WiFi, free parking, and room service. Popular attractions SoFi Stadium and Kia Forum are located nearby.
4.4/10 (999 reviews)
"Needs to be refurbished- new beds good - need to add safety locks on inside of doors - old converted apartment complex- needs work"

Reviewed on Jul 20, 2024

Los Angeles Adventurer All Suite Hotel at LAX
Good Nite Inn - Calabasas
Good Nite Inn - Calabasas
2 out of 5
26557 Agoura Rd, Agoura Hills, CA
The price is $93 per night from May 14 to May 15
$93
includes taxes & fees
$83 per night
May 14 - May 15
Stay at this motel in Agoura Hills. Enjoy free WiFi, a 24-hour front desk, and daily housekeeping. Our guests praise the pool and the helpful staff in our reviews. ...
8.2/10 Very Good! (1,666 reviews)
"Room was relatively clean and the property is a convenient walking distance from a small shopping center and food establishments."

Reviewed on Apr 21, 2025

Good Nite Inn - Calabasas
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Family Friendly Hotels in Ontario

The Garland
The Garland
4 out of 5
4222 Vineland Ave, North Hollywood, CA
The price is $310 per night from Apr 28 to Apr 29
$310
includes taxes & fees
$268 per night
Apr 28 - Apr 29
Stay at this 4-star business-friendly hotel in North Hollywood. Enjoy free WiFi, breakfast (surcharge), and a free area shuttle. Our guests praise the pool and ...
9.4/10 Exceptional! (2,085 reviews)
Cute, Trendy Studio City Hotel
"tayed for 11 nights housekeeping only stopped by once to offer more towelsand toiletries didn't ask if we wanted room cleaned at all. Son 7 I have a dust mite allergy and we did sneeze a lot in the room. The chair cushions at the desk/table area were stained and could use a good steam cleam. pool ..."

Reviewed on Apr 22, 2025

The Garland
Residence Inn by Marriott Los Angeles LAX/Century Boulevard
Residence Inn by Marriott Los Angeles LAX/Century Boulevard
3 out of 5
5933 W Century Blvd, Los Angeles, CA
The price is $193 per night from May 11 to May 12
$193
includes taxes & fees
$166 per night
May 11 - May 12
Stay at this 3-star business-friendly hotel in Los Angeles. Enjoy free breakfast, free WiFi, and 2 restaurants. Our guests praise the breakfast and the helpful ...
8.4/10 Very Good! (1,414 reviews)
"Excellent customer service- very friendly and accommodating to their guests. Thank you very much."

Reviewed on Apr 21, 2025

Residence Inn by Marriott Los Angeles LAX/Century Boulevard
Azure Hotel & Suites, Trademark Collection by Wyndham
Azure Hotel & Suites, Trademark Collection by Wyndham
3 out of 5
1945 E. Holt Blvd, Ontario, CA
The price is $98 per night from Apr 28 to Apr 29
$98
includes taxes & fees
$86 per night
Apr 28 - Apr 29
Stay at this 3-star business-friendly hotel in Ontario. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
8.4/10 Very Good! (1,779 reviews)
"For the price, the room was really nice. Very comfortable bed, clean, friendly staff. Bath tub had no stopper, so had to use a washcloth. lol Not a lot of dining options on the south side of 10 Fwy, but Spires next door. I'd stay there again."

Reviewed on Apr 24, 2025

Azure Hotel & Suites, Trademark Collection by Wyndham
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

SEA to ONT Route Info

Origin Airport
Seattle
Destination Airport
Los Angeles
Number Of Airlines Serving
10
Distance
956 mi
Shortest Flight Departure Time
12:59PM PDT
Shortest Flight Departure Date
May 2
SEA Address & GPS
Address:
Seattle WA, 98158
United States
IATA Code:
SEA
Longitude:
-122.301732
Latitude:
47.443839
Time Zone:
America/Los_Angeles
ONT Address & GPS
Address:
2900 E. Airport Drive
Ontario CA, 91761
United States
IATA Code:
ONT
Longitude:
-117.601193
Latitude:
34.056001
Time Zone:
America/Los_Angeles

Frequently asked questions

Am I able to catch a flight from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) now?
The Covid-19 Travel Advisor will answer all your questions about quarantine requirements and travel restrictions when flying from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.).
Are there non-stop flights from Sea-Tac Airport to ONT?
With multiple airline companies operating nonstop flights from Sea-Tac Airport to Los Angeles - Ontario Intl. Airport (ONT), you won’t have to bother about changing planes or passing time during a stopover. For a comfortable, hassle-free journey, we’d recommend traveling with Alaska Airlines or Delta.
What is the shortest flight from Sea-Tac Airport to Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.)?
Flying is one of life’s great privileges and pleasures, especially when your journey is just 2 hours and 25 minutes. That’s all it’ll take to travel from Sea-Tac Airport to ONT.
How many hours flight from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Ontario Airport?
With an average flight time of roughly 2 hours and 35 minutes between Seattle - Tacoma Intl. Airport (SEA) and Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.), you’ll be having a blast in Los Angeles before you can say, “How much longer to go?”
If I am not able to travel due to COVID-19, can I cancel my flight to Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.)?
We get that traveling right now has its challenges, so it’s good to know that many reservations booked through us are able to be cancelled or changed. If your travel plans to Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) have been affected by COVID-19, a lot of airlines are making things easier by offering credits to use at a later date. Just sign in to your account and you’ll quickly see what options are available. Our Customer Service Portal is the place to go for more information.
Are there flights to Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) with flexible change policies?
In most cases you’ll have the option to reschedule your flight to Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) without a change fee. All you have to do then is pay the difference between the old flight and the new one. Look for the “no change fees” filter and book with confidence.
What airlines have the most flights from Sea-Tac Airport to Ontario Airport?
While there are numerous airlines offering flights from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to ONT, there are a couple that regular jetsetters keep coming back to. Delta (DL) is one of the best and has 119 flights each month. Also look into the great airfares available with Alaska Airlines (AS). Offering 71 flights each month between Northgate and San Bernardino County, they’ll ensure your journey is just as delightful as the destination.

Map To Nearby Hotels

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.