$149 Cheap United flights Ontario (ONT) to Seattle (SEA)
Prices were available within the past 7 days and start at $149 for one-way flights and $356 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Mon, Jun 22 - Thu, Jul 2
ONT
Ontario
SEA
Seattle
$356 Roundtrip, found 2 days ago
$356
Roundtrip
found 2 days ago
Origin airport | Los Angeles - Ontario Intl. |
|---|---|
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Delta, Frontier Airlines |
Popular airline | Delta |
Distance | 1530 km |
Average flight time | 2 hours 53 mins |
Most Popular United Routes from Ontario
Most Popular United Routes from Seattle
- Honolulu to Manila (HNL - MNL)
- Spokane to Wichita (GEG - ICT)
- Cleveland to Birmingham (CLE - BHM)
- Raleigh to San Juan (RDU - SJU)
- Houston to Chicago (IAH - ORD)
- Los Angeles to Newark Liberty Intl. Airport (LAX - EWR)
- Orlando to Budapest (MCO - BUD)
- Roanoke to New Orleans (ROA - MSY)
- Baltimore to Fayetteville (BWI - XNA)
- Albany to Minneapolis (ALB - MSP)
Popular Domestic Routes in Seattle - Tacoma Intl.
- Chattanooga to Philadelphia (CHA - PHL)
- Cleveland to Birmingham (CLE - BHM)
- Spokane to Wichita (GEG - ICT)
- Oklahoma City to Denver (OKC - DEN)
- Spokane to Wichita (GEG - ICT)
- Richmond to San Antonio (RIC - SAT)
- Oklahoma City to Denver (OKC - DEN)
- Chicago to Springfield (ORD - SGF)
- Houston to Chicago (IAH - ORD)
- Chattanooga to Philadelphia (CHA - PHL)