Cheap Flights from Riverside County

Cheapest flights from Riverside County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, 10 Mar - Mon, 23 Mar

ONT

Ontario

SEA

Seattle

฿3,170 Return, found 17 hours ago

฿3,170

Return

found 17 hours ago

Select Delta flight, departing Tue, 10 Mar from Ontario to Seattle, returning Mon, 23 Mar, priced at ฿3,170 found 17 hours ago

Thu, 12 Mar - Mon, 16 Mar

ONT

Ontario

SEA

Seattle

฿3,810 Return, found 2 days ago

฿3,810

Return

found 2 days ago

Select Delta flight, departing Thu, 12 Mar from Ontario to Seattle, returning Mon, 16 Mar, priced at ฿3,810 found 2 days ago

Fri, 27 Feb - Wed, 4 Mar

ONT

Ontario

SEA

Seattle

฿4,125 Return, found 3 days ago

฿4,125

Return

found 3 days ago

Select Delta flight, departing Fri, 27 Feb from Ontario to Seattle, returning Wed, 4 Mar, priced at ฿4,125 found 3 days ago

Fri, 27 Feb - Wed, 4 Mar

ONT

Ontario

SEA

Seattle

฿4,440 Return, found 3 days ago

฿4,440

Return

found 3 days ago

Select Delta flight, departing Fri, 27 Feb from Ontario to Seattle, returning Wed, 4 Mar, priced at ฿4,440 found 3 days ago

Tue, 10 Mar - Fri, 13 Mar

ONT

Ontario

SEA

Seattle

฿4,445 Return, found 17 hours ago

฿4,445

Return

found 17 hours ago

Select Delta flight, departing Tue, 10 Mar from Ontario to Seattle, returning Fri, 13 Mar, priced at ฿4,445 found 17 hours ago

Thu, 12 Mar - Fri, 20 Mar

ONT

Ontario

SEA

Seattle

฿5,075 Return, found 2 days ago

฿5,075

Return

found 2 days ago

Select Delta flight, departing Thu, 12 Mar from Ontario to Seattle, returning Fri, 20 Mar, priced at ฿5,075 found 2 days ago

Fri, 27 Feb - Wed, 4 Mar

ONT

Ontario

SEA

Seattle

฿5,390 Return, found 3 days ago

฿5,390

Return

found 3 days ago

Select Delta flight, departing Fri, 27 Feb from Ontario to Seattle, returning Wed, 4 Mar, priced at ฿5,390 found 3 days ago

Sat, 28 Feb - Wed, 4 Mar

ONT

Ontario

SEA

Seattle

฿5,705 Return, found 3 days ago

฿5,705

Return

found 3 days ago

Select Delta flight, departing Sat, 28 Feb from Ontario to Seattle, returning Wed, 4 Mar, priced at ฿5,705 found 3 days ago

Tue, 24 Feb - Sat, 28 Feb

CLD

Carlsbad

PHX

Phoenix

฿6,340 Return, found 15 hours ago

฿6,340

Return

found 15 hours ago

Select American Airlines flight, departing Tue, 24 Feb from Carlsbad to Phoenix, returning Sat, 28 Feb, priced at ฿6,340 found 15 hours ago

Fri, 27 Feb - Wed, 4 Mar

ONT

Ontario

SEA

Seattle

฿6,350 Return, found 3 days ago

฿6,350

Return

found 3 days ago

Select Delta flight, departing Fri, 27 Feb from Ontario to Seattle, returning Wed, 4 Mar, priced at ฿6,350 found 3 days ago

Fri, 27 Feb - Wed, 4 Mar

ONT

Ontario

SEA

Seattle

฿6,480 Return, found 3 days ago

฿6,480

Return

found 3 days ago

Select Delta flight, departing Fri, 27 Feb from Ontario to Seattle, returning Wed, 4 Mar, priced at ฿6,480 found 3 days ago

Fri, 27 Feb - Wed, 4 Mar

ONT

Ontario

SEA

Seattle

฿6,515 Return, found 3 days ago

฿6,515

Return

found 3 days ago

Select Delta flight, departing Fri, 27 Feb from Ontario to Seattle, returning Wed, 4 Mar, priced at ฿6,515 found 3 days ago

Fri, 27 Feb - Wed, 4 Mar

ONT

Ontario

SEA

Seattle

฿6,665 Return, found 3 days ago

฿6,665

Return

found 3 days ago

Select Delta flight, departing Fri, 27 Feb from Ontario to Seattle, returning Wed, 4 Mar, priced at ฿6,665 found 3 days ago

Fri, 27 Feb - Wed, 4 Mar

ONT

Ontario

SEA

Seattle

฿6,795 Return, found 3 days ago

฿6,795

Return

found 3 days ago

Select Delta flight, departing Fri, 27 Feb from Ontario to Seattle, returning Wed, 4 Mar, priced at ฿6,795 found 3 days ago

Thu, 8 Jan - Mon, 12 Jan

PSP

Palm Springs

LAS

Las Vegas

฿7,185 Return, found 3 days ago

฿7,185

Return

found 3 days ago

Select Delta flight, departing Thu, 8 Jan from Palm Springs to Las Vegas, returning Mon, 12 Jan, priced at ฿7,185 found 3 days ago

Fri, 9 Jan - Mon, 12 Jan

CLD

Carlsbad

SFO

San Francisco

฿7,275 Return, found 5 days ago

฿7,275

Return

found 5 days ago

Select American Airlines flight, departing Fri, 9 Jan from Carlsbad to San Francisco, returning Mon, 12 Jan, priced at ฿7,275 found 5 days ago

Wed, 17 Jun - Sat, 20 Jun

SNA

Orange County

LAS

Las Vegas

฿7,375 Return, found 1 day ago

฿7,375

Return

found 1 day ago

Select Delta flight, departing Wed, 17 Jun from Orange County to Las Vegas, returning Sat, 20 Jun, priced at ฿7,375 found 1 day ago

Fri, 27 Feb - Wed, 4 Mar

ONT

Ontario

SEA

Seattle

฿7,875 Return, found 3 days ago

฿7,875

Return

found 3 days ago

Select United flight, departing Fri, 27 Feb from Ontario to Seattle, returning Wed, 4 Mar, priced at ฿7,875 found 3 days ago

Sun, 22 Feb - Sat, 7 Mar

ONT

Ontario

SEA

Seattle

฿8,060 Return, found 17 hours ago

฿8,060

Return

found 17 hours ago

Select Alaska Airlines flight, departing Sun, 22 Feb from Ontario to Seattle, returning Sat, 7 Mar, priced at ฿8,060 found 17 hours ago

Thu, 5 Feb - Sat, 7 Feb

CLD

Carlsbad

LAS

Las Vegas

฿8,985 Return, found 6 days ago

฿8,985

Return

found 6 days ago

Select American Airlines flight, departing Thu, 5 Feb from Carlsbad to Las Vegas, returning Sat, 7 Feb, priced at ฿8,985 found 6 days ago