Los Angeles International probably offers much better fares
LAX
Both of these airports are served by the Airport Bus
which provides direct transportation to the Anaheim Resort Area.
$16 one way, $25 round trip. No need to rent a car!
See below for other Ground Transportation Options...
~ ~ ~ ~ ~ ~ ~ ~ ~ ~
Some other alternatives for you, perhaps lesser known...
Long Beach Airport (LGB) is fairly close to Orange County
with limited service but if you are a Jet Blue fan be sure to check it out.
Long Beach Airport
Ontario International Airport (ONT) is a medium-hub,
full-service airport with commercial jet service to major U.S. cities.
Just another possibilty for you bargain hunters.
Ontario International Airport
And lastly, the Bob Hope Airport (BUR) located in Burbank
is another alternative to investigate.
Burbank Airport
Of course, from these last three airports you will need to arrange for
ground transportation to the hotel.
There is a Dollar Rent A Car Agency inside the hotel.
(714) 778-5757 [8AM-6PM weekdays; 8AM-4PM Sat/Sun]