Cheap Flights from Costa Mesa from ฿3,145

View ฿3,145 flight on Tue, 21 Jul 2026Opens in a new window

Popular airlines from Costa Mesa

  • Alaska Airlines

  • United

  • American Airlines

  • Delta

  • Frontier Airlines

  • JetBlue Airways

  • Southwest Airlines

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Cheapest flights from Costa Mesa

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, 21 Jul - Sat, 25 Jul
ONT
Ontario
SFO
San Francisco
฿6,290 Return, found 2 days ago
฿6,290
Return
found 2 days ago
Select United flight, departing Tue, 21 Jul from Ontario to San Francisco, returning Sat, 25 Jul, priced at ฿6,290 found 2 days ago
United
Tue, 21 Jul - Sat, 25 Jul
ONT
Ontario
SFO
San Francisco
฿7,665 Return, found 2 days ago
฿7,665
Return
found 2 days ago
Select United flight, departing Tue, 21 Jul from Ontario to San Francisco, returning Sat, 25 Jul, priced at ฿7,665 found 2 days ago
Delta
Mon, 20 Jul - Wed, 29 Jul
SNA
Orange County
JFK
New York
฿12,175 Return, found 4 days ago
฿12,175
Return
found 4 days ago
Select Delta flight, departing Mon, 20 Jul from Orange County to New York, returning Wed, 29 Jul, priced at ฿12,175 found 4 days ago
American Airlines
Tue, 21 Jul - Sat, 25 Jul
ONT
Ontario
SFO
San Francisco
฿12,665 Return, found 2 days ago
฿12,665
Return
found 2 days ago
Select American Airlines flight, departing Tue, 21 Jul from Ontario to San Francisco, returning Sat, 25 Jul, priced at ฿12,665 found 2 days ago
United
Tue, 21 Jul - Sat, 25 Jul
ONT
Ontario
SFO
San Francisco
฿13,340 Return, found 2 days ago
฿13,340
Return
found 2 days ago
Select United flight, departing Tue, 21 Jul from Ontario to San Francisco, returning Sat, 25 Jul, priced at ฿13,340 found 2 days ago
American Airlines
Sat, 15 Aug - Mon, 17 Aug
SNA
Orange County
SEA
Seattle
฿13,430 Return, found 5 days ago
฿13,430
Return
found 5 days ago
Select American Airlines flight, departing Sat, 15 Aug from Orange County to Seattle, returning Mon, 17 Aug, priced at ฿13,430 found 5 days ago
American Airlines
Sat, 15 Aug - Mon, 17 Aug
SNA
Orange County
SEA
Seattle
฿13,950 Return, found 5 days ago
฿13,950
Return
found 5 days ago
Select American Airlines flight, departing Sat, 15 Aug from Orange County to Seattle, returning Mon, 17 Aug, priced at ฿13,950 found 5 days ago
United
Sat, 15 Aug - Mon, 17 Aug
SNA
Orange County
SEA
Seattle
฿14,095 Return, found 5 days ago
฿14,095
Return
found 5 days ago
Select United flight, departing Sat, 15 Aug from Orange County to Seattle, returning Mon, 17 Aug, priced at ฿14,095 found 5 days ago
Delta
Sat, 15 Aug - Mon, 17 Aug
SNA
Orange County
SEA
Seattle
฿14,255 Return, found 5 days ago
฿14,255
Return
found 5 days ago
Select Delta flight, departing Sat, 15 Aug from Orange County to Seattle, returning Mon, 17 Aug, priced at ฿14,255 found 5 days ago
Alaska Airlines
Sat, 15 Aug - Mon, 17 Aug
SNA
Orange County
SEA
Seattle
฿15,410 Return, found 5 days ago
฿15,410
Return
found 5 days ago
Select Alaska Airlines flight, departing Sat, 15 Aug from Orange County to Seattle, returning Mon, 17 Aug, priced at ฿15,410 found 5 days ago

Travel information

Flights from Costa Mesa: Essential Travel Information

Cheapest flight from Costa Mesa
฿6,290 (roundtrip)
Best airlines to fly from Costa Mesa
United, Delta, American Airlines, Alaska Airlines
Cheapest month to fly from Costa Mesa
July
Costa Mesa IATA code
QLA
Costa Mesa Country/State
California
Airline ticket deals from Costa Mesa
฿6,290 - ฿15,410

 

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