- Regular
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Only students above 12 years of age are eligible for special fares and/or additional baggage allowances. Carrying valid student ID cards and student visas (where applicable) is mandatory, else the passenger may be denied boarding or asked to pay for extra baggage.
Popular Filters
+ 1 more
Departure Airports
Arrival Airports
One Way Price
Duration
Stops From Seattle
Departure From Seattle
₹ 27,911
₹ 23,070
₹ 24,715
₹ 24,395
Arrival at Ontario
₹ 24,715
₹ 23,070
₹ 24,395
Alliances & Airlines
Oneworld
(52)
SkyTeam
(13)
Star Alliance
(10)
+ 1 more
Layover Airports
+ 7 more
Layover Duration
Further Flights From Seattle (SEA)
Further Flights From Ontario (ONT)
Top International Routes
Top International Cities
Bookings open for direct flights from Hyderabad-Amsterdam!
Limited Period Offers
Hotels in Seattle
Premium Hotels Nearby Seattle
Hotels in Ontario
Premium Hotels Nearby Ontario
Seattle to Ontario Flights, Fares @ ₹23070 + Flat Rs 1500 OFF
₹ 24,070
₹ 1,000 Instant Discount
Special Deal Pre-applied for you
Seattle to Los Angeles , 23 Jan
Frontier Airlines F9 2408
10:51
Fri, 23 Jan 26
Seattle, United States
02 h 42 m
13:33
Fri, 23 Jan 26
Terminal T3
Las Vegas, United States
BAGGAGE : CHECK INCABIN
Information not available
Frontier Airlines F9 1183
15:42
Fri, 23 Jan 26
Terminal T3
Las Vegas, United States
01 h 23 m
17:05
Fri, 23 Jan 26
Terminal T1
Los Angeles, United States
BAGGAGE : CHECK INCABIN
Information not available
Fare Option 1
Fare offered by airline.
₹ 24,070₹ 23,070
₹ 24,395
Get Flat Rs 1310 OFF using code GODEALS | Get Flat 10% OFF using KOTAK Credit cards using GOKOTAKINTEMI
Seattle to Ontario , 23 Jan
Delta Air Lines DL 4027
20:07
Fri, 23 Jan 26
Seattle, United States
02 h 44 m
22:51
Fri, 23 Jan 26
Terminal T2
Ontario, United States
BAGGAGE : CHECK INCABIN
Information not available
Delta main basic
Fare offered by airline.
₹ 8,995
₹ 24,395
Delta main classic
Fare offered by airline.
₹ 27,577
Delta comfort classic
Fare offered by airline.
₹ 30,302
Delta comfort extra
Fare offered by airline.
₹ 37,569
₹ 25,715
₹ 1,000 Instant Discount
Special Deal Pre-applied for you
Seattle to Ontario , 23 Jan
Alaska Airlines AS 1364
08:15
Fri, 23 Jan 26
Seattle, United States
02 h 44 m
10:59
Fri, 23 Jan 26
Terminal T2
Ontario, United States
BAGGAGE : CHECK INCABIN
Information not available
Fare Option 1
Fare offered by airline.
₹ 25,715₹ 24,715
Main
Fare offered by airline.
₹ 28,940₹ 27,940
Refundable main
Fare offered by airline.
₹ 36,095₹ 35,095
First
Fare offered by airline.
₹ 50,879₹ 49,879
Refundable first
Fare offered by airline.
₹ 69,956₹ 68,956
₹ 25,275
Get Flat Rs 1310 OFF using code GODEALS | Get Flat 10% OFF using KOTAK Credit cards using GOKOTAKINTEMI
Seattle to Ontario , 23 Jan
American Airlines AA 3902
07:00
Fri, 23 Jan 26
Seattle, United States
03 h
11:00
Fri, 23 Jan 26
Terminal T4
Phoenix, United States
BAGGAGE : CHECK INCABIN
Information not available
American Airlines AA 3016
11:38
Fri, 23 Jan 26
Terminal T4
Phoenix, United States
01 h 25 m
12:03
Fri, 23 Jan 26
Terminal T4
Ontario, United States
BAGGAGE : CHECK INCABIN
Information not available
Main Cabin
Fare offered by airline.
₹ 25,275
Main cabin flexible
Fare offered by airline.
₹ 29,822
₹ 25,286
Get Flat Rs 1310 OFF using code GODEALS | Get Flat 10% OFF using KOTAK Credit cards using GOKOTAKINTEMI
Seattle to Ontario , 23 Jan
Delta Air Lines DL 1016
09:25
Fri, 23 Jan 26
Seattle, United States
02 h 09 m
12:34
Fri, 23 Jan 26
Salt Lake City, United States
BAGGAGE : CHECK INCABIN
Information not available
Delta Air Lines DL 1224
15:25
Fri, 23 Jan 26
Salt Lake City, United States
01 h 50 m
16:15
Fri, 23 Jan 26
Terminal T2
Ontario, United States
BAGGAGE : CHECK INCABIN
Information not available
Delta main basic
Fare offered by airline.
₹ 8,995
₹ 25,286
Delta main classic
Fare offered by airline.
₹ 28,468
Delta main extra
Fare offered by airline.
₹ 33,010
₹ 25,286
Get Flat Rs 1310 OFF using code GODEALS | Get Flat 10% OFF using KOTAK Credit cards using GOKOTAKINTEMI
Seattle to Ontario , 23 Jan
Delta Air Lines DL 1239
19:00
Fri, 23 Jan 26
Seattle, United States
02 h
22:00
Fri, 23 Jan 26
Salt Lake City, United States
BAGGAGE : CHECK INCABIN
Information not available
Delta Air Lines DL 1614
23:04
Fri, 23 Jan 26
Salt Lake City, United States
01 h 54 m
23:58
Fri, 23 Jan 26
Terminal T2
Ontario, United States
BAGGAGE : CHECK INCABIN
Information not available
Delta main basic
Fare offered by airline.
₹ 8,995
₹ 25,286
Delta main classic
Fare offered by airline.
₹ 28,468
Delta comfort classic
Fare offered by airline.
₹ 31,193
Delta comfort extra
Fare offered by airline.
₹ 38,460
₹ 25,973
Get Flat Rs 1310 OFF using code GODEALS | Get Flat 10% OFF using KOTAK Credit cards using GOKOTAKINTEMI
Seattle to Ontario , 23 Jan
American Airlines AA 5004
11:25
Fri, 23 Jan 26
Seattle, United States
03 h 03 m
15:28
Fri, 23 Jan 26
Terminal T4
Phoenix, United States
BAGGAGE : CHECK INCABIN
Information not available
American Airlines AA 1666
18:05
Fri, 23 Jan 26
Terminal T4
Phoenix, United States
01 h 16 m
18:21
Fri, 23 Jan 26
Terminal T4
Ontario, United States
BAGGAGE : CHECK INCABIN
Information not available
Main Cabin
Fare offered by airline.
₹ 25,973
Main Cabin
Fare offered by airline.
₹ 31,182
Main cabin flexible
Fare offered by airline.
₹ 35,724
₹ 26,651
Get Flat Rs 1310 OFF using code GODEALS | Get Flat 10% OFF using KOTAK Credit cards using GOKOTAKINTEMI
Seattle to Ontario , 23 Jan
United Airlines UA 1482
12:35
Fri, 23 Jan 26
Seattle, United States
02 h 18 m
14:53
Fri, 23 Jan 26
Terminal T3
San Francisco, United States
BAGGAGE : CHECK INCABIN
Information not available
United Airlines UA 373
16:20
Fri, 23 Jan 26
Terminal T3
San Francisco, United States
01 h 23 m
17:43
Fri, 23 Jan 26
Terminal T2
Ontario, United States
BAGGAGE : CHECK INCABIN
Information not available
Economy
Fare offered by airline.
₹ 26,651
Economy fully refundable
Fare offered by airline.
₹ 30,736
Economy plus
Fare offered by airline.
₹ 55,719
Economy plus fully refundable
Fare offered by airline.
₹ 60,718
₹ 28,509
₹ 1,000 Instant Discount
Special Deal Pre-applied for you
Seattle to Ontario , 23 Jan
Hawaiian Airlines HA 6836 | Operated By Alaska Airlines
08:15
Fri, 23 Jan 26
Seattle, United States
02 h 44 m
10:59
Fri, 23 Jan 26
Terminal T2
Ontario, United States
BAGGAGE : CHECK INCABIN
Information not available
Fare Option 1
Fare offered by airline.
₹ 28,509₹ 27,509
Fare Option 2
Fare offered by airline.
₹ 29,989₹ 28,989
₹ 28,911
₹ 1,000 Instant Discount
Special Deal Pre-applied for you
Seattle to Burbank , 23 Jan
United Airlines UA 397
05:00
Fri, 23 Jan 26
Seattle, United States
02 h 48 m
08:48
Fri, 23 Jan 26
Denver, United States
BAGGAGE : CHECK INCABIN
Information not available
United Airlines UA 2154
11:15
Fri, 23 Jan 26
Denver, United States
02 h 41 m
12:56
Fri, 23 Jan 26
Burbank, United States
BAGGAGE : CHECK INCABIN
Information not available
Economy
Fare offered by airline.
₹ 28,911₹ 27,911
| Seattle Ontario Cheap Flights | Fare | Date |
|---|---|---|
| Lowest Airfare Today | Rs 0 | |
| Cheapest Fare Within 30 Days | Rs 13337 |
06 Feb
|
| Cheapest Fare Within 90 Days | Rs 13337 |
06 Feb
|
| Cheapest Fare Within 365 Days | Rs 13337 |
06 Feb
|
Get cheap flights from Seattle to Ontario with Goibibo India
Q: Why choose Goibibo for your flight booking from Seattle to Ontario?
A: Goibibo lets you search and compare flight tickets to various destinations with just a click. There is a huge inventory of airlines for you to choose from, and exciting deals and discounts so that you can book your flight tickets at reasonable prices. You can always reach out to Goibibo customer care for any help.
Q: How to get a cheap flight ticket from Seattle to Ontario?
A: At Goibibio, it’s very simple to find cheap flights. • After entering the source and destination on the home page, you will get a list of flights. Click on the ‘Cheapest’ filter below to see the cheapest flights first. • You can also grab a cheap flight booking by setting up an alert for Seattle to Ontario flights. Goibibo will let you know whenever there is a price drop for your flight. What’s the best time to book a flight from Seattle to Ontario? • For a cheap domestic flight, try booking 3-4 weeks in advance. • For an international flight, you must book at least 7-8 weeks ahead for a better price. • You can also check the calendar view while booking to compare the prices for various dates. • Set up a price alert to get notified about the best prices for your flight from Seattle to Ontario.
Q: What should you keep in mind while booking a flight from Seattle to Ontario?
A: At Goibibo, you can compare flights from all major airlines at one go. Always keep an eye out for the best offers on your Seattle to Ontario flight. Plus, there are no hidden charges when you book a Seattle to Ontario flight on Goibibo.
Q: Is there any discount on a flight booking from Seattle to Ontario?
A: Goibibo always has discount offers running on flights. You can find many coupons on the website and app for your Seattle to Ontario booking. While booking, you can choose the best coupon from the list for an instant discount on your tickets.
Seattle to Ontario Flights
Searching for Seattle to Ontario cheap flights? Then, Goibibo is your one-stop destination to book Seattle to Ontario flight in a hassle-free manner. It is one such platform that brings forth all the options for you at one place and lets you book the most suitable flight with the best deals and offers.
There is no dearth of options when it comes to Seattle to Ontario Flight booking. Several budget and premium airlines fly on this route. You can easily check the Seattle to Ontario flight schedule on Goibibo. There are approximately 84 flights flying daily between Seattle and Ontario from early morning to late at night. Out of these Seattle to Ontario flight, 25 are non stop flights 59 are connecting flights. Alaska Airlines, American Airlines, Delta Air Lines, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United Airlines are some major airlines that fly between Seattle and Ontario.
The lowest airfare of Seattle to Ontario flight is ₹23070 and the average airfare is 34290 depending on the airline, timings and availability. So, it is advisable to book domestic flights 2-3 weeks well in advance to avail minimum airfare. You can also book Seattle to Ontario cheap flights if you are flexible with your dates and timings.
You will board your Seattle to Ontario flight from the Seattle Airport and deboard it at Ontario Intl.
You cannot only book Seattle to Ontario cheap flight tickets through Goibibo but can also do web check-in and track your flight status.
How to book a Seattle to Ontario flight ticket on Goibibo?
Booking flight tickets on Goibibo is very simple. For a Seattle to Ontario flight, check below:
How can I check the flight schedule for a Seattle to Ontario flight?
To check the Seattle to Ontario flight schedule,
How much baggage can I carry on my Seattle to Ontario flight?
Baggage allowance depends on the class of travel and airline. In the Seattle to Ontario Air India flight, 25 kg of checked baggage is allowed, while 8 kg of hand luggage is permitted. On the other hand, in all domestic IndiGo flights, a passenger can carry 7 kg of hand luggage and 15 kg of checked baggage.
Where will I board my flight at Seattle and deboard at Ontario?
When you have booked a Seattle to Ontario flight, you will board the flight at and de-board at .
How can I do web check-in for my upcoming Seattle at Ontario flight?
To avail the web check-in service and avoid queues at airports, you have to visit the official airline websites. Commonly, you have to fill the cities of departure and arrival, PNR number and last name to select your preferred seats and meals.
About Ontario
About Seattle
Airport Address
Tel:
Frequently Asked Questions - Seattle to Ontario Flights
Q: Which is the cheapest flight from Seattle to Ontario in next 7 and next 30 days?
A: Cheapest flight in next 7 days on Seattle to Ontario route is at ₹13337. And in next 30 days lowest price on Seattle to Ontario route is ₹13337.
Q: Which is the last flight on Seattle to Ontario route?
A: The last flight from Seattle to Ontario route is Alaska Airlines at 23:15.
Q: When does the first flight leave from Seattle to Ontario?
A: The first flight from Seattle to Ontario is United Airlines at 05:00.
Q: How many flights fly from Seattle to Ontario on the daily basis?
A: Around 84 flights are flying daily from Seattle to Ontario. Out of which 25 are direct and 59 are connecting flights on this route. Some major airlines between this route are Alaska Airlines, American Airlines, Delta Air Lines, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United Airlines.
Q: Which airline has maximum number for flights between Seattle to Ontario?
A: Out of 84 daily flights between Seattle to Ontario Alaska Airlines has maximum 46 flights. After that Hawaiian Airlines has 14, Delta Air Lines has 13, United Airlines has 10, American Airlines has 6, Southwest Airlines has 5, Frontier Airlines has 3 flights between Seattle to Ontario.
Q: What is today’s cheapest fare from Seattle to Ontario?
A: Today lowest airfare on Seattle to Ontario flight route is 0.
Q: Which are the most preferred airlines from Seattle to Ontario ?
A: Alaska Airlines, American Airlines, Delta Air Lines, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United Airlines are the most preferred airlines on Seattle to Ontario flight route.
Q: What are the name and codes for Seattle and Ontario airports?
A: The name of Seattle airport is Seattle Airport and its code is SEA and name of Ontario Airport is Ontario Intl, its code is ONT.
