Cheap flights from Lake Forest starting at €51

View €51 flight on Thu, 8 Jan 2026Opens in a new window

Popular airlines from Lake Forest

  • United

    United

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • Southwest Airlines

    Southwest Airlines

  • Spirit Airlines

    Spirit Airlines

  • Frontier Airlines

    Frontier Airlines

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 15% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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.

Delta
Thu, 8 Jan - Sun, 11 Jan
SNA
Orange County
LAS
Las Vegas
€102 Return, found 5 days ago
€102
Return
found 5 days ago
Select Delta flight, departing Thu, 8 Jan from Orange County to Las Vegas, returning Sun, 11 Jan, priced at €102 found 5 days ago
Delta
Thu, 8 Jan - Mon, 12 Jan
SNA
Orange County
LAS
Las Vegas
€132 Return, found 3 days ago
€132
Return
found 3 days ago
Select Delta flight, departing Thu, 8 Jan from Orange County to Las Vegas, returning Mon, 12 Jan, priced at €132 found 3 days ago
Delta
Thu, 8 Jan - Mon, 12 Jan
SNA
Orange County
LAS
Las Vegas
€155 Return, found 3 days ago
€155
Return
found 3 days ago
Select Delta flight, departing Thu, 8 Jan from Orange County to Las Vegas, returning Mon, 12 Jan, priced at €155 found 3 days ago
United
Thu, 8 Jan - Sun, 11 Jan
SNA
Orange County
LAS
Las Vegas
€160 Return, found 5 days ago
€160
Return
found 5 days ago
Select United flight, departing Thu, 8 Jan from Orange County to Las Vegas, returning Sun, 11 Jan, priced at €160 found 5 days ago
American Airlines
Fri, 5 Dec - Mon, 8 Dec
ONT
Ontario
SFO
San Francisco
€162 Return, found 4 days ago
€162
Return
found 4 days ago
Select American Airlines flight, departing Fri, 5 Dec from Ontario to San Francisco, returning Mon, 8 Dec, priced at €162 found 4 days ago
Delta
Tue, 23 Dec - Mon, 5 Jan
ONT
Ontario
SEA
Seattle
€165 Return, just found
€165
Return
just found
Select Delta flight, departing Tue, 23 Dec from Ontario to Seattle, returning Mon, 5 Jan, priced at €165 just found
American Airlines
Fri, 5 Dec - Mon, 8 Dec
ONT
Ontario
SFO
San Francisco
€166 Return, found 4 days ago
€166
Return
found 4 days ago
Select American Airlines flight, departing Fri, 5 Dec from Ontario to San Francisco, returning Mon, 8 Dec, priced at €166 found 4 days ago
United
Fri, 5 Dec - Mon, 8 Dec
ONT
Ontario
SFO
San Francisco
€171 Return, found 4 days ago
€171
Return
found 4 days ago
Select United flight, departing Fri, 5 Dec from Ontario to San Francisco, returning Mon, 8 Dec, priced at €171 found 4 days ago
American Airlines
Thu, 8 Jan - Mon, 12 Jan
SNA
Orange County
LAS
Las Vegas
€181 Return, found 3 days ago
€181
Return
found 3 days ago
Select American Airlines flight, departing Thu, 8 Jan from Orange County to Las Vegas, returning Mon, 12 Jan, priced at €181 found 3 days ago
Hawaiian Airlines
Tue, 2 Dec - Thu, 4 Dec
SNA
Orange County
EWR
New York
€674 Return, found 4 days ago
€674
Return
found 4 days ago
Select Hawaiian Airlines flight, departing Tue, 2 Dec from Orange County to New York, returning Thu, 4 Dec, priced at €674 found 4 days ago

Flights from Lake Forest: Essential Travel Information

Cheapest flight from Lake Forest
€102 (roundtrip)
Best airlines to fly from Lake Forest
Delta, American Airlines, United, Hawaiian Airlines
Cheapest month to fly from Lake Forest
January
Lake Forest IATA code
QLA
Lake Forest Country/State
California
Airline ticket deals from Lake Forest
€102 - €674

 

*Available to Expedia members.