Flights From ONT To SEA - Starting As Low As $69

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Cheap Flights from ONT to SEA starting at $69 One Way, $132 Round Trip

Prices starting at $132 for return flights and $69 for one-way flights to Seattle - Tacoma 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.

Fri, Jul 28

ONT

Ontario

SEA

Seattle

$69

One way

found 6 hours ago

Sun, Aug 6

ONT

Ontario

SEA

Seattle

$69

One way

just found

Wed, Jul 26

ONT

Ontario

SEA

Seattle

$69

One way

just found

Tue, Aug 1

ONT

Ontario

SEA

Seattle

$76

One way

found 3 days ago

Thu, Jun 15

ONT

Ontario

SEA

Seattle

$104

One way

just found

Fri, Aug 4 - Sun, Aug 13

ONT

Ontario

SEA

Seattle

$132

Roundtrip

found 2 days ago

Fri, Aug 11 - Fri, Aug 25

ONT

Ontario

SEA

Seattle

$134

Roundtrip

found 8 hours ago

Thu, Jul 20 - Sat, Jul 29

ONT

Ontario

SEA

Seattle

$135

Roundtrip

found 15 hours ago

Tue, Jun 27 - Wed, Jun 28

ONT

Ontario

SEA

Seattle

$138

Roundtrip

found 4 hours ago

Mon, Sep 18 - Wed, Oct 4

ONT

Ontario

SEA

Seattle

$187

Roundtrip

found 1 day ago

Hotel Ideas near Seattle - Tacoma Intl.

Airport Hotels near Seattle - Tacoma Intl.

Red Roof Inn Seattle Airport - SEATAC

16838 International Boulevard, SeaTac, WA

$129

per night

Jun 5 - Jun 6

Stay at this hotel in SeaTac. Enjoy free WiFi, a free airport shuttle, and a fitness center. Our guests praise the helpful staff and the clean rooms in our reviews. ...

7.8/10 Good! (2,074 reviews)

"The staff were polite and efficient. Easy walking distance to a Denny’s down the street."

Reviewed on Jun 1, 2023

Coast Gateway Hotel

18415 International Blvd, SeaTac, WA

$173

per night

Jun 24 - Jun 25

Stay at this 3.5-star business-friendly hotel in SeaTac. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the restaurant ...

9.2/10 Wonderful! (3,370 reviews)

Close to the airport,

"The Coast Hotel is close to the airport and convenient for a place to stay before a flight. It is clean and tidy, but I can't rate it superb as some have done. The walls are thin, and you can hear your neighbors watching tv, etc. The breakfast consists of cereal and toast and bad coffee. For the ..."

Reviewed on Jun 2, 2023

Red Lion Hotel Seattle Airport Sea-Tac

18220 International Blvd, SeaTac, WA

$175

per night

Jun 26 - Jun 27

Stay at this 3-star business-friendly hotel in SeaTac. Enjoy free WiFi, a free airport shuttle, and a fitness center. Our guests praise the helpful staff and ...

7.8/10 Good! (1,960 reviews)

Reliable but pricey

"Good, reliable stay. Not happy about paying $28ish for parking."

Reviewed on Jun 2, 2023

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 Seattle

The Belltown Inn

2301 Third Avenue, Seattle, WA

$179

per night

Jun 18 - Jun 19

Stay at this business-friendly hotel in Seattle. Enjoy free WiFi, a rooftop terrace, and free bicycles on site. Our guests praise the helpful staff and the clean ...

8.8/10 Excellent! (1,739 reviews)

"We love this little hotel, especially the helpful staff and the free bicycles. It is located right in the middle of everything you would want to see. However, there were quite a few sketchy people hanging around in the area, and the one thing I would ask the Hotel to do is put in better showerheads. ..."

Reviewed on Jun 1, 2023

Hyatt Regency Seattle

808 Howell St, Seattle, WA

$227

per night

Jul 2 - Jul 3

Stay at this 4-star business-friendly hotel in Seattle. Enjoy free WiFi, 2 restaurants, and breakfast. Our guests praise the breakfast and the helpful staff ...

9.4/10 Exceptional! (4,027 reviews)

"Great hotel"

Reviewed on Jun 1, 2023

Crowne Plaza Seattle - Downtown, an IHG Hotel

1113 6th Ave, Seattle, WA

$194

per night

Jun 18 - Jun 19

Stay at this 4-star business-friendly hotel in Seattle. Enjoy free WiFi, breakfast, and a 24-hour fitness center. Our guests praise the breakfast and the helpful ...

8.4/10 Very Good! (1,578 reviews)

"Close to Pikes Market. Friendly staff."

Reviewed on Jun 3, 2023

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.

Seattle Hotels With Airport Transportation

Days Inn by Wyndham Seatac Airport

19015 International Blvd, SeaTac, WA

$126

per night

Jun 6 - Jun 7

Stay at this business-friendly hotel in SeaTac. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our ...

6.2/10 (1,002 reviews)

"The staff is ALWAYS super helpful and courteous. Sometimes despite the crush of guests checking in or out. Climate control in the room was great, edoecially with windows that open. As I have several electronic devices, wish there was a single power strip to recharge instead of unplugging lights from ..."

Reviewed on May 29, 2023

Ramada by Wyndham SeaTac Airport

16720 International Blvd, SeaTac, WA

$130

per night

Jun 5 - Jun 6

Stay at this business-friendly hotel in SeaTac. Enjoy free WiFi, breakfast, and a free airport shuttle. Our guests praise the restaurant and the clean rooms ...

5.8/10 (1,506 reviews)

Were everyone will remember your name

"I always stay at this particular Ramada when visiting Seattle and have done so for the last 10 years. The staff is always warm and friendly and I feel like family."

Reviewed on May 31, 2023

Red Roof Inn Seattle Airport - SEATAC

16838 International Boulevard, SeaTac, WA

$129

per night

Jun 5 - Jun 6

Stay at this hotel in SeaTac. Enjoy free WiFi, a free airport shuttle, and a fitness center. Our guests praise the helpful staff and the clean rooms in our reviews. ...

7.8/10 Good! (2,074 reviews)

"The staff were polite and efficient. Easy walking distance to a Denny’s down the street."

Reviewed on Jun 1, 2023

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 Seattle Hotels

Days Inn by Wyndham Seatac Airport

19015 International Blvd, SeaTac, WA

$126

per night

Jun 6 - Jun 7

Stay at this business-friendly hotel in SeaTac. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our ...

6.2/10 (1,002 reviews)

"The staff is ALWAYS super helpful and courteous. Sometimes despite the crush of guests checking in or out. Climate control in the room was great, edoecially with windows that open. As I have several electronic devices, wish there was a single power strip to recharge instead of unplugging lights from ..."

Reviewed on May 29, 2023

Red Roof Inn Seattle Airport - SEATAC

16838 International Boulevard, SeaTac, WA

$129

per night

Jun 5 - Jun 6

Stay at this hotel in SeaTac. Enjoy free WiFi, a free airport shuttle, and a fitness center. Our guests praise the helpful staff and the clean rooms in our reviews. ...

7.8/10 Good! (2,074 reviews)

"The staff were polite and efficient. Easy walking distance to a Denny’s down the street."

Reviewed on Jun 1, 2023

Ramada by Wyndham SeaTac Airport

16720 International Blvd, SeaTac, WA

$130

per night

Jun 5 - Jun 6

Stay at this business-friendly hotel in SeaTac. Enjoy free WiFi, breakfast, and a free airport shuttle. Our guests praise the restaurant and the clean rooms ...

5.8/10 (1,506 reviews)

Were everyone will remember your name

"I always stay at this particular Ramada when visiting Seattle and have done so for the last 10 years. The staff is always warm and friendly and I feel like family."

Reviewed on May 31, 2023

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 Seattle

Embassy Suites by Hilton Seattle Bellevue

3225 158th Avenue SE, Bellevue, WA, 98008

$178

per night

Jul 2 - Jul 3

Stay at this 3.5-star business-friendly hotel in Bellevue. Enjoy free breakfast, WiFi, and room service. Our guests praise the breakfast and the helpful staff ...

8.6/10 Excellent! (1,003 reviews)

Families like: Indoor pools, extra beds/cribs, free breakfast for the whole family, laundry

Travelers say...

"Not my first stay at this property, always has been a face!"

Reviewed on Jun 2, 2023

Homewood Suites by Hilton Lynnwood Seattle Everett, WA

18123 Alderwood Mall Pkwy, Lynnwood, WA

$184

per night

Jun 5 - Jun 6

Stay at this 3-star business-friendly hotel in Lynnwood. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. Our guests praise the breakfast and the ...

8.6/10 Excellent! (1,001 reviews)

Families like: Indoor pools, kitchen, game room, extra beds/cribs

Travelers say...

"This place is consistent, reliable, and affordable…..we can count on it each visit"

Reviewed on May 1, 2023

Staypineapple, The Maxwell Hotel, Seattle Center Seattle

300 Roy St, Seattle, WA

$210

per night

Jun 18 - Jun 19

Stay at this 3.5-star boutique hotel in Seattle. Enjoy free internet, a fitness center, and onsite parking. Our guests praise the helpful staff and the clean ...

9.4/10 Exceptional! (1,010 reviews)

Families like: Indoor pools, bicycle rentals, extra beds/cribs, laundry

Travelers say...

"We enjoyed our stay at the hotel. It was affordable and fun."

Reviewed on Jun 3, 2023

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.

Map To Nearby Hotels

ONT to SEA Route Info

Origin Airport	Los Angeles
Destination Airport	Seattle
Number Of Airlines Serving	7
Distance	956 mi
Shortest Flight Departure Time	3:55PM PDT
Shortest Flight Departure Date	Jun 11

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

SEA Address & GPS

Address:

Seattle WA, 98158

United States

IATA Code:

SEA

Longitude:

-122.301732

Latitude:

47.443839

Time Zone:

America/Los_Angeles

Other Flights from Los Angeles - Ontario Intl. Airport (ONT)

Other Flights to Seattle - Tacoma Intl. Airport (SEA)

Frequently asked questions

Am I able to catch a flight from Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) now?

Head to the Covid-19 Travel Advisor for the most comprehensive information on quarantine and travel restrictions when getting a flight from Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.).

Are there non-stop flights from Ontario Airport to SEA?

If you’re not a massive fan of stopovers, we’ve got good news for you. There are several airline companies that operate direct flights from ONT to Sea-Tac Airport, including the likes of Alaska Airlines and Delta.

What is the shortest flight from Ontario Airport to Sea-Tac Airport?

Leave those movies on your laptop for your hotel room, because the trip from San Bernardino County to Northgate will go by in a flash. It can take a mere 2 hours and 39 minutes to jet from ONT to Seattle - Tacoma Intl. Airport (SEA).

How many hours flight from ONT to Sea-Tac Airport?

Don’t get too comfy — the general flight time from ONT to SEA is a short 2 hours and 44 minutes.

If I am not able to travel due to COVID-19, can I cancel my flight to Seattle, WA Airport (SEA-Seattle - Tacoma 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 Seattle, WA Airport (SEA-Seattle - Tacoma 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 Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) with flexible change policies?

In most cases you’ll have the option to reschedule your flight to Seattle, WA Airport (SEA-Seattle - Tacoma 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 Los Angeles - Ontario Intl. Airport (ONT) to Sea-Tac Airport?

Outstanding service, on-time arrival performance and superior in-flight entertainment are just a few things that make an airline stand out from the rest. If you’re jetting from ONT to Seattle - Tacoma Intl. Airport (SEA), why not fly with the best? Delta (DL) operates 119 flights on this route each month. If you can’t find the right flight there, look into the fares from Alaska Airlines (AS). This carrier is another excellent choice and has 71 flights from San Bernardino County to Northgate each month.

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.

Search Flights From Los Angeles - Ontario Intl. (ONT) To Seattle - Tacoma Intl. (SEA)

Cheap Flights from ONT to SEA starting at $69 One Way, $132 Round Trip

Hotel Ideas near Seattle - Tacoma Intl.

Airport Hotels near Seattle - Tacoma Intl.

Hotels In Seattle

Seattle Hotels With Airport Transportation

Low Priced Seattle Hotels

Family Friendly Hotels in Seattle

Map To Nearby Hotels

ONT to SEA Route Info

Other Flights from Los Angeles - Ontario Intl. Airport (ONT)

Other Flights to Seattle - Tacoma Intl. Airport (SEA)

Frequently asked questions

Additional information about Expedia Group