Lot A serves all three terminals including terminal 1 where UAL is located.
http://www.united.com/page/article/0,,1113,00.html
This question is not specific enough. You need to clarify what airport you are asking about. And even then, the airline is not in charge of airport parking. The parking rates are set by the airport, which is owned by the city. The airline has nothing to do with it.
"No, purple parking is not the closest parking to the Heathrow airport terminal. If you park in purple, you will need a transfer to the terminal, which takes longer if using the free service."
Gatwick Airport Parking is the cheapest and closest place to park near the Gatwick Airport. Visit Trip Extras to receive a 60% discount on parking at this location.
BWI (Baltimore Washington International) Airport Shuttle provides free transportation services for airline passengers from parking lots to the airport, departure area and arrival area back to parking lots.
Parking information is typically available on an airports website or a towns tourism site. Also some apps give you clues on availability and rates at various airports.
Cheap airport parking near the Sydney Airport can be found through third party parking. Due to the high costs of parking at the airport, there are dozens of third party parking areas around the airport.
You can find more discount coupons for Buffalo Airport parking from the following sources: Buffalo Airport, Airport Parking Reservations, The Parking Spot, Thrifty Parking, Best Parking.
Active curbside passenger pick up spaces are available and clearly marked at the arrivals level of every terminal. Curbside Parking is not allowed at any terminal.
There are a few different options for car parking available at Gatwick Airport. These include off airport parking, on airport parking, and also meet and greet valet parking.
Airport Parking Reservations allows you to compare and save on airport parking for every major airport in the US with multiple parking options & free transportation. All options included - self-drive, valet, indoor & long term. 2u.pw/VUylC
One may compare prices for parking at Luton Airport by using the services at "Airport Parking Shop". They provide comparisons for all the main parking areas close to the airport.
The Southampton Airport is located just outside of the city of Southampton in southern England. One can book parking at the Southampton Airport website. Additional airport parking information can be found on websites such as Trip Advisor, Parking BCP and Airport Parking Shop, among others.