$144+ Flights from Ontario to Seattle | Cheapflights

Jan 30, 2025 · $144+ Cheap flights from Ontario to Seattle (SEA) This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing …

CouponFollow Extension

$144
OFF

$144+ Flights From Ontario To Seattle | Cheapflights

2 weeks from now

Jan 30, 2025 · $144+ Cheap flights from Ontario to Seattle (SEA) This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing …

cheapflights.com

$32
OFF

Cheap Flights From Ontario To Seattle From

2 weeks from now

Search and compare airfare from 1000+ airlines and travel sites to get the cheapest flights from Ontario to Seattle with momondo. ... Cheap flights from Ontario to Seattle from $32. ... $142. …

momondo.com

$44
OFF

$44 Cheap Flights From Ontario (ONT) To Seattle (SEA)

2 weeks from now

Cheap Flights from Ontario (ONT) to Seattle (SEA) start at $34 for one-way and $69 for round trip. Earn your airline miles on top of our rewards!

expedia.com

$36
OFF

$36 Flights From Ontario (ONT) To Seattle (SEAA) | Skyscanner

2 weeks from now

Lock in your flight from Ontario International Airport to Seattle for August to visit the city during its warmest month. You can expect temperatures to range from 54ºF to 82ºF. February sees …

skyscanner.com

$88
OFF

$88RT! Cheap Flights From Ontario, CA (ONT) To Seattle, WA (SEA ...

2 weeks from now

Best site for finding today’s lowest flight prices, unadvertised fare sales, and mistake prices. Updated daily. Find the best price before you book your trip to Seattle, WA (SEA).

airfarewatchdog.com

$39
OFF

$39 CHEAP FLIGHTS From Ontario To Seattle (ONT - SEA) - KAYAK

2 weeks from now

Each day, there are between 4 and 6 nonstop flights that take off from Ontario and land in Seattle, with an average flight time of 2h 52m. The most common departure time is 4:00 pm and most …

kayak.com

$124
OFF

$124 CHEAP FLIGHTS From Ontario To Seattle - KAYAK

2 weeks from now

$124 Find Cheap Flights from Ontario to Seattle. This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Seattle departing on 3/5. …

kayak.com

$89
OFF

Ontario To Seattle Flights - Alaska Airlines

2 weeks from now

Book now From Ontario To Seattle Fare Type One-way Saver Dates Depart: Feb 26, 2025 From $89 Seen: 13 hours ago

alaskaair.com

$37
OFF

$37 Flights From Ontario (ONT) To Seattle (SEA) | Skyscanner

2 weeks from now

Dec 18, 2024 · Expect to be in the air for around 2 hours 46 minutes. That's the average time for a direct flight from Ontario International Airport to Seattle-Tacoma International Airport. Seattle …

skyscanner.com

C$209
OFF

C$ 209+ Flights From Ontario To Seattle | Cheapflights

2 weeks from now

Cheap flights from Ontario to Seattle from C$ 209. This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/3. Fares …

cheapflights.ca

$51
OFF

Cheap Flights From Ontario To Seattle From $51 - Jetcost

2 weeks from now

Compare the prices of flights from Ontario to Seattle. Book in a few clicks your ideal flight from Ontario to Seattle in a simple and fast way: enter the dates of your trip and in a few seconds …

jetcost.com

FAQs about $144+ Flights from Ontario to Seattle | Cheapflights Coupon?

When should you book a flight from Ontario Airport to Sea-Tac?

Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days in advance. For international travel it’s between three and four months. What airline has the least delays from Ontario Airport to Sea-Tac Airport? ...

How long is a direct flight from ONT to Sea-Tac?

A direct flight with Delta Air Lines takes approximately 2 hours and 52 minutes. Jump on the 5:40PM flight from ONT and come in to land at Sea-Tac Airport at 8:32PM. Grab an epic deal on this and other routes when you book with Expedia. ...

How many nonstop flights are there in Seattle?

Each day, there are between 4 and 7 nonstop flights that take off from Ontario and land in Seattle, with an average flight time of 2h 54m. The most common departure time is 4:00 pm and most flights take off in the morning. Each week, there are 38 flights. The most frequent day of departure is Thursday, when 18% of all weekly flights depart. ...

How do I cancel my ONT to sea flight?

To start, access your ONT to SEA itinerary through the Expedia Trips portal and browse the fare conditions and rules about what changes you can make. If you booked your plane ticket in the last 24 hours, some airlines will let you cancel without charge and organize new flights. ...