Cheap Flights Seattle (SEA) to Ontario (ONT)
The cheapest price from Seattle to Ontario is €233.16 with return on July 21, 2026. The average price is €513.10. There are 1 airport in Ontario and 2 direct flights from Seattle.
Cheapest prices for Ontario flights by month
July
€261.00
August
€220.00
September
€142.00
October
€142.00
November
€142.00
December
€142.00
January
€142.00
February
€142.00
March
€142.00
April
€142.00
May
€142.00
June
€142.00
The cheapest months to book a flight from Seattle to Ontario are September, October, November, December, January, February, March, April, May and June and the most expensive month to fly is July.
Seattle (SEA) to Ontario (ONT) Flight Information
The average flight time from Seattle to Ontario is with average flight price €513.10 and total distance 0 km.
| Avg. Flight Duration: | ||
|---|---|---|
| Flight Price: | €233.16 | |
| Flight Depart from: | Seattle | |
| Flight Arrive in: | Ontario | |
| Distance: | 0 km |
Frequently Asked Questions
How many airports are in Ontario?
There is one airport in Ontario: Ontario International Airport.
How many airlines fly directly from Seattle to Ontario?
There are 2 airlines that directly fly from Seattle to Ontario: American Airlines and Alaska Airlines.
Popular destinations from Seattle
From Seattle (SEA) to Denver (DEN)
From €93.00
From Seattle (SEA) to Los Angeles (LAX)
From €134.00
From Seattle (SEA) to Honolulu (HNL)
From €241.00
From Seattle (SEA) to New York (NYC)
From €180.00
From Seattle (SEA) to Guadalajara (GDL)
From €362.00
From Seattle (SEA) to Dallas (DFW)
From €190.00
From Seattle (SEA) to Moscow (MOW)
From €1,021.00
From Seattle (SEA) to Juneau (JNU)
From €273.00
From Seattle (SEA) to Istanbul (IST)
From €596.00
From Seattle (SEA) to San Francisco (SFO)
From €153.00
From Seattle (SEA) to Ontario (ONT)
From €142.00
From Seattle (SEA) to Las Vegas (LAS)
From €102.00
From Seattle (SEA) to Washington (WAS)
From €222.00
From Seattle (SEA) to Miami (MIA)
From €166.00
From Seattle (SEA) to Chicago (CHI)
From €130.00
From Seattle (SEA) to Savannah (SAV)
From €253.00
From Seattle (SEA) to Atlanta (ATL)
From €205.00
From Seattle (SEA) to Houston (HOU)
From €183.00
From Seattle (SEA) to Phoenix (PHX)
From €206.00
From Seattle (SEA) to Manila (MNL)
From €537.00
From Seattle (SEA) to Boston (BOS)
From €258.00
From Seattle (SEA) to London (LON)
From €554.00
From Seattle (SEA) to Mexico City (MEX)
From €336.00
From Seattle (SEA) to Cincinnati (CVG)
From €226.00
From Seattle (SEA) to Chisinau (RMO)
From €1,059.00
From Seattle (SEA) to Almaty (ALA)
From €850.00
From Seattle (SEA) to Tashkent (TAS)
From €865.00
From Seattle (SEA) to Tokyo (TYO)
From €676.00
From Seattle (SEA) to Toronto (YTO)
From €340.00
From Seattle (SEA) to Charlotte (CLT)
From €357.00
Popular destinations from Ontario
From Ontario (ONT) to New York (NYC)
From €167.00
From Ontario (ONT) to Seattle (SEA)
From €100.00
From Ontario (ONT) to Dallas (DFW)
From €157.00
From Ontario (ONT) to Guadalajara (GDL)
From €268.00
From Ontario (ONT) to Las Vegas (LAS)
From €74.00
From Ontario (ONT) to Reno (RNO)
From €221.00
From Ontario (ONT) to New Orleans (MSY)
From €241.00
From Ontario (ONT) to Sacramento (SAC)
From €275.00
From Ontario (ONT) to San Francisco (SFO)
From €125.00
From Ontario (ONT) to Nashville (BNA)
From €234.00
From Ontario (ONT) to Colorado Springs (COS)
From €373.00
From Ontario (ONT) to Honolulu (HNL)
From €245.00
From Ontario (ONT) to Houston (HOU)
From €128.00
From Ontario (ONT) to London (LON)
From €609.00
From Ontario (ONT) to Philadelphia (PHL)
From €127.00
From Ontario (ONT) to Buffalo (BUF)
From €346.00
From Ontario (ONT) to Denver (DEN)
From €112.00
From Ontario (ONT) to San Salvador (SAL)
From €319.00
From Ontario (ONT) to Ho Chi Minh City (SGN)
From €664.00
From Ontario (ONT) to San Jose (SJC)
From €90.00
From Ontario (ONT) to Charlotte (CLT)
From €364.00
From Ontario (ONT) to Hong Kong (HKG)
From €850.00
From Ontario (ONT) to Memphis (MEM)
From €246.00
From Ontario (ONT) to Miami (MIA)
From €139.00
From Ontario (ONT) to Manila (MNL)
From €610.00
From Ontario (ONT) to Orlando (ORL)
From €154.00
From Ontario (ONT) to Taipei (TPE)
From €760.00
From Ontario (ONT) to Washington (WAS)
From €197.00
From Ontario (ONT) to Atlanta (ATL)
From €202.00
From Ontario (ONT) to Boise (BOI)
From €221.00