Cheap Flights from Lake Forest from ฿3,895

View ฿3,895 flight on Sat, 30 May 2026Opens in a new window

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Cheapest flights from Lake Forest

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.

United
Tue, 9 Jun - Tue, 16 Jun
ONT
Ontario
LAS
Las Vegas
฿8,435 Return, found 22 hours ago
฿8,435
Return
found 22 hours ago
Select United flight, departing Tue, 9 Jun from Ontario to Las Vegas, returning Tue, 16 Jun, priced at ฿8,435 found 22 hours ago
Alaska Airlines
Wed, 7 Oct - Sat, 10 Oct
SNA
Orange County
SFO
San Francisco
฿8,440 Return, found 5 days ago
฿8,440
Return
found 5 days ago
Select Alaska Airlines flight, departing Wed, 7 Oct from Orange County to San Francisco, returning Sat, 10 Oct, priced at ฿8,440 found 5 days ago
American Airlines
Tue, 9 Jun - Tue, 16 Jun
ONT
Ontario
LAS
Las Vegas
฿9,710 Return, found 22 hours ago
฿9,710
Return
found 22 hours ago
Select American Airlines flight, departing Tue, 9 Jun from Ontario to Las Vegas, returning Tue, 16 Jun, priced at ฿9,710 found 22 hours ago
United
Tue, 9 Jun - Wed, 24 Jun
ONT
Ontario
LAS
Las Vegas
฿9,815 Return, found 22 hours ago
฿9,815
Return
found 22 hours ago
Select United flight, departing Tue, 9 Jun from Ontario to Las Vegas, returning Wed, 24 Jun, priced at ฿9,815 found 22 hours ago
United
Tue, 9 Jun - Wed, 24 Jun
ONT
Ontario
LAS
Las Vegas
฿10,110 Return, found 22 hours ago
฿10,110
Return
found 22 hours ago
Select United flight, departing Tue, 9 Jun from Ontario to Las Vegas, returning Wed, 24 Jun, priced at ฿10,110 found 22 hours ago
United
Tue, 9 Jun - Wed, 24 Jun
ONT
Ontario
LAS
Las Vegas
฿10,180 Return, found 22 hours ago
฿10,180
Return
found 22 hours ago
Select United flight, departing Tue, 9 Jun from Ontario to Las Vegas, returning Wed, 24 Jun, priced at ฿10,180 found 22 hours ago
United
Tue, 9 Jun - Tue, 16 Jun
ONT
Ontario
LAS
Las Vegas
฿10,235 Return, found 22 hours ago
฿10,235
Return
found 22 hours ago
Select United flight, departing Tue, 9 Jun from Ontario to Las Vegas, returning Tue, 16 Jun, priced at ฿10,235 found 22 hours ago
Delta
Wed, 22 Jul - Wed, 29 Jul
ONT
Ontario
SEA
Seattle
฿10,405 Return, found 2 days ago
฿10,405
Return
found 2 days ago
Select Delta flight, departing Wed, 22 Jul from Ontario to Seattle, returning Wed, 29 Jul, priced at ฿10,405 found 2 days ago
Alaska Airlines
Sun, 11 Oct - Sat, 17 Oct
SNA
Orange County
SFO
San Francisco
฿10,405 Return, found 5 days ago
฿10,405
Return
found 5 days ago
Select Alaska Airlines flight, departing Sun, 11 Oct from Orange County to San Francisco, returning Sat, 17 Oct, priced at ฿10,405 found 5 days ago
United
Tue, 9 Jun - Wed, 24 Jun
ONT
Ontario
LAS
Las Vegas
฿10,540 Return, found 22 hours ago
฿10,540
Return
found 22 hours ago
Select United flight, departing Tue, 9 Jun from Ontario to Las Vegas, returning Wed, 24 Jun, priced at ฿10,540 found 22 hours ago
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