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 $51 One Way, $96 Round Trip

Prices starting at $96 for return flights and $51 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.

Mon, Jan 5 - Thu, Jan 8
SEA
Seattle
ONT
Ontario
$96 Roundtrip, found 3 days ago
$96
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Jan 5 from Seattle to Ontario, returning Thu, Jan 8, priced at $96 found 3 days ago
Tue, Feb 10 - Sat, Feb 14
SEA
Seattle
ONT
Ontario
$99 Roundtrip, found 4 days ago
$99
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Feb 10 from Seattle to Ontario, returning Sat, Feb 14, priced at $99 found 4 days ago
Wed, Jan 28 - Sat, Jan 31
SEA
Seattle
ONT
Ontario
$101 Roundtrip, found 6 days ago
$101
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Jan 28 from Seattle to Ontario, returning Sat, Jan 31, priced at $101 found 6 days ago
Sun, Jan 4 - Thu, Jan 8
SEA
Seattle
ONT
Ontario
$105 Roundtrip, found 1 day ago
$105
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Jan 4 from Seattle to Ontario, returning Thu, Jan 8, priced at $105 found 1 day ago
Tue, Feb 10 - Sat, Feb 14
SEA
Seattle
ONT
Ontario
$109 Roundtrip, found 4 days ago
$109
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Feb 10 from Seattle to Ontario, returning Sat, Feb 14, priced at $109 found 4 days ago

Hotel Ideas near Los Angeles - Ontario Intl.

Airport Hotels near Los Angeles - Ontario Intl.

Extended Studio Hotel Ontario

Extended Studio Hotel Ontario

2.5 out of 5
1818 E Holt Blvd Ontario CA
$79 nightly
The price is $91 total per night from Dec 25 to Dec 26
$91 total
Dec 25 - Dec 26
Total with taxes and fees
Book a stay at this business-friendly hotel in Ontario. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff in our reviews. ...
9/10 Wonderful! (942 reviews)
Room is spotless. Manager was considerate and helpful.

Reviewed on Dec 6, 2025

Extended Studio Hotel Ontario
DoubleTree by Hilton Ontario Airport

DoubleTree by Hilton Ontario Airport

4 out of 5
222 N Vineyard Ave Ontario CA
$122 nightly
The price is $140 total per night from Dec 14 to Dec 15
$140 total
Dec 14 - Dec 15
Total with taxes and fees
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 ...
8.2/10 Very Good! (1,034 reviews)
Lovely room, exceptional staff, wonderful restaurant selections!

Reviewed on Nov 28, 2025

DoubleTree by Hilton Ontario Airport
Holiday Inn Ontario Airport by IHG

Holiday Inn Ontario Airport by IHG

3 out of 5
2155 E. Convention Center Way Ontario CA
$96 nightly
The price is $110 total per night from Dec 21 to Dec 22
$110 total
Dec 21 - Dec 22
Total with taxes and fees
Book a stay at this business-friendly hotel in Ontario. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the helpful staff and the ...
8.4/10 Very Good! (1,258 reviews)
The check in was amazing. Such nice people who work there & a super clean place. We loved it.

Reviewed on Dec 2, 2025

Holiday Inn Ontario Airport by IHG
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

The Westin Bonaventure Hotel and Suites, Los Angeles

The Westin Bonaventure Hotel and Suites, Los Angeles

4 out of 5
404 S Figueroa St Los Angeles CA
$191 nightly
The price is $222 total per night from Jan 3 to Jan 4
$222 total
Jan 3 - Jan 4, 2026
Total with taxes and fees
Book a stay at this spa hotel in Los Angeles. Enjoy a full-service spa, 3 restaurants, and 3 bars/lounges. Our guests praise the helpful staff and the clean ...
8.6/10 Excellent! (2,904 reviews)
Great stay

Reviewed on Dec 2, 2025

The Westin Bonaventure Hotel and Suites, Los Angeles
E-Central Downtown Los Angeles Hotel

E-Central Downtown Los Angeles Hotel

4 out of 5
1020 S Figueroa Street Los Angeles CA
$174 nightly
The price is $202 total per night from Dec 9 to Dec 10
$202 total
Dec 9 - Dec 10
Total with taxes and fees
Book a stay at this boutique hotel in Los Angeles. Enjoy free WiFi, breakfast (surcharge), and valet parking (surcharge). Our guests praise the helpful staff ...
8.8/10 Excellent! (2,593 reviews)
Staff

Reviewed on Dec 7, 2025

E-Central Downtown Los Angeles Hotel
Hilton Los Angeles Airport

Hilton Los Angeles Airport

4 out of 5
5711 W Century Blvd Los Angeles CA
$131 nightly
The price is $152 total per night from Dec 11 to Dec 12
$152 total
Dec 11 - Dec 12
Total with taxes and fees
Book a stay at this business-friendly hotel in Los Angeles. Enjoy 5 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
8/10 Very Good! (4,961 reviews)
Staff was very nice and helpful. Nice location

Reviewed on Dec 3, 2025

Hilton Los Angeles 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.

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
$127 nightly
The price is $147 total per night from Dec 30 to Dec 31
$147 total
Dec 30 - Dec 31
Total with taxes and fees
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! (7,797 reviews)
All good

Reviewed on Dec 3, 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
$131 nightly
The price is $152 total per night from Dec 11 to Dec 12
$152 total
Dec 11 - Dec 12
Total with taxes and fees
Book a stay at this business-friendly hotel in Los Angeles. Enjoy 5 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
8/10 Very Good! (4,961 reviews)
Staff was very nice and helpful. Nice location

Reviewed on Dec 3, 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
$147 nightly
The price is $171 total per night from Dec 9 to Dec 10
$171 total
Dec 9 - Dec 10
Total with taxes and fees
Book a stay at this business-friendly hotel in Los Angeles. Enjoy free WiFi, 4 restaurants, and breakfast (surcharge). Our guests praise the helpful staff and ...
8/10 Very Good! (4,561 reviews)
The renovated room was great and breakfast at the hotel restaurant was delicious with wonderful service

Reviewed on Dec 6, 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
$76 nightly
The price is $88 total per night from Dec 18 to Dec 19
$88 total
Dec 18 - Dec 19
Total with taxes and fees
Stay at this motel in Inglewood. Enjoy free WiFi, parking (surcharge), and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms in our ...
7.4/10 Good! (8,260 reviews)
The best motel 6 I’ve ever stayed at. Super clean.

Reviewed on Dec 7, 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
$100 nightly
The price is $116 total per night from Dec 9 to Dec 10
$116 total
Dec 9 - Dec 10
Total with taxes and fees
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 (1,000 reviews)
Great place .. great deal

Reviewed on Oct 12, 2025

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
$83 nightly
The price is $93 total per night from Dec 9 to Dec 10
$93 total
Dec 9 - Dec 10
Total with taxes and fees
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! (1,888 reviews)
The property is really nice, the service is great. The rooms are clean, the only thing I didn’t like was that the water pressure in the shower is pretty much nonexistent.

Reviewed on Dec 2, 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

4.5 out of 5
4222 Vineland Ave North Hollywood CA
$272 nightly
The price is $313 total per night from Jan 6 to Jan 7
$313 total
Jan 6 - Jan 7, 2026
Total with taxes and fees
Book a stay at this luxury hotel in North Hollywood. Enjoy free WiFi, breakfast (surcharge), and a free area shuttle. Our guests praise the pool and the restaurant ...
9.4/10 Exceptional! (2,489 reviews)
Great location, shuttle to universal was awesome, hotel was quaint and had a great vibe.

Reviewed on Dec 1, 2025

The Garland
Residence Inn by Marriott Los Angeles LAX/Century Boulevard

Residence Inn by Marriott Los Angeles LAX/Century Boulevard

4 out of 5
5933 W Century Blvd Los Angeles CA
$170 nightly
The price is $197 total per night from Dec 15 to Dec 16
$197 total
Dec 15 - Dec 16
Total with taxes and fees
Book a stay at this business-friendly hotel in Los Angeles. Enjoy free breakfast, free WiFi, and 2 restaurants. Our guests praise the breakfast and the helpful ...
8.6/10 Excellent! (1,507 reviews)
Great room and wonderful staff!

Reviewed on Dec 1, 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
$89 nightly
The price is $103 total per night from Dec 11 to Dec 12
$103 total
Dec 11 - Dec 12
Total with taxes and fees
Book a stay at this 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! (2,107 reviews)
I like the place's atmosphere has a Gm good

Reviewed on Dec 2, 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
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date
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

Are there non-stop flights from Sea-Tac Airport to Ontario Airport?
If you're itching to travel from Sea-Tac Airport to ONT with no stopovers, you're in luck — there are 3 airlines which offer direct services on this route. Here are some of the most well-respected ones:

  • Alaska Airlines
  • Delta Air Lines
  • Frontier Airlines

What is the shortest flight from Sea-Tac Airport to Ontario Airport?
If the weather is good and all goes as planned, you could be disembarking at Ontario Airport from Sea-Tac Airport in just 2 hours and 31 minutes. With such a brief flight time, contemplate bringing just carry-on luggage.
How many hours flight from Seattle - Tacoma Intl. Airport (SEA) to Los Angeles - Ontario Intl. Airport (ONT)?
It takes 2 hours and 40 minutes on average to get from SEA to ONT. Whip out your travel book and start circling the spots you'd like to visit. It won't be long before you'll be seeing them in person.
What airlines have the most flights from Sea-Tac Airport to Ontario Airport?
First-rate service, reliability and superb in-flight entertainment are just a few things that make an airline shine. If you need to get from Sea-Tac Airport to ONT, why not fly with the best? Frontier Airlines (F9) operates 15 flights on this route every month. Delta Air Lines (DL) also operates services from Seattle to Ontario. It's another great option and has 73 flights every month.

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.

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