Tweed New Haven Regional Airport (HVNIATA), 155 Burr Street, Phone: +1 203 466-8833, . Served by American Airlines.
Bradley International Airport (BDLIATA)  in Windsor Locks (near Hartford), from which I-91 leads straight to New Haven, is a much larger airport with flights nation and world wide. It is about an hour away.
Laguardia Airport is another major airport in the area, in nearby Queens. It has flights nation and worldwide, and is about 1 1/2 hours away
The Place, 901 Boston Post Road, ☎ +1 203-453-9276. Tree stumps for seats, spools for tables, and the smell of clam-bake in the air, it could only be The Place. The whole restaurant is outdoors, so getting a bite here is only possible during the warmer months. It's kind of pricey so packing a cooler with drinks and appetizers may be wise, however the food is delicious! (updated Aug 2016)
Naples Pizza, 850 Boston Post Road, ☎ +1 203-453-4759. Cheesy pizza, panini and fried mozzarella. Seating is limited. (updated Aug 2016)
The Stone House, 506 Whitfield Street, ☎ +1 203-458-3700. Located on the Guilford Marina, the stone house isn't somewhere you want to go for a casual meal. Here its quality not quantity, however the presentation of their dishes is quite nice. (updated Jan 2013)
Shoreline Diner, 345 Boston Post Road, ☎ +1 203-458-7380. Just the average diner, if your looking to fuel up on an inexpensive meal this is the place to go. A triple stack of pancakes usually gets the job done. (updated Aug 2016)
Quattros, 14 Water Street, ☎ +1 203-453-6575. Probably some of the best Italian food in the area. Quattros is more fine dining then casual, although not too overboard. Ravioli hits the spot. (updated Aug 2016)
Little Store, 2802 Durham Road, ☎ +1 203-457-0009. A little shack up in North Guilford right before Lake Quanapoag. Bacon egg and cheese is excellent, actually any of their breakfast sandwiches are appetizing (updated Aug 2016)
Hidden Kitchen, 705 Boston Post Road #C4, ☎ +1 203-458-7806. It actually is hidden, this little breakfast joint is located conveniently out of sight behind the fitness center. Once you find it dig in, they make great French toast. (updated Jan 2013)
Deli Unlimited, 1099 Boston Post Road, ☎ +1 203-453-2473. Looks are deceiving, this deli is located in a gas station, but it is definitely one of the best places to grab a bite in Guilford. Amazing sandwich selection among other things, and the quality is great. A local favorite. (updated Aug 2016)
Pasta Avest & Pizzeria, 680 Boston Post Road, ☎ +1 203-453-8779. Pasta Avest has everything from fresh salads to stuffed breads. Offers Foxon Park soda, a locally-produced drink. Seating is limited. (updated Aug 2016)