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1. Air Portugal
Compare all major travel sites. Save up to 40% on airfare.
LowFares.com

2. AirTran Airfares
Lowest Airfares on AirTran Airways. Book & Save up to 60% on AirTran.
www.OneTravel.com/AirTran

3. AirTran: Official Site
Book Low Fares Now at AirTran.com. Go. There's Nothing Stopping You.
www.AirTran.com

4. Air Portugal
Search & Compare by Price, Location & User Reviews. No Fees.
Kayak.com/tapportugal

5. USA 3000 Flight Sale
Get your 47% Discount on All USA 3000 Flights in Fall. Book Today.
www.USA3000.flightnetwork.com

6. Flights under $100
Compare prices on flights under $100 at Smarter.com and shop smarter.
www.smarter.com

7. Airline Ticket - ORBITZ.com
Find Cheap Flights at ORBITZ That Are Not Available on Airline Sites.
www.ORBITZ.com/airlines

8. Fly Cheap to Portugal
70% Off Portugal Air Fare Compare Portugal Flights - Save.
Portugal.Air.Asia.com

9. Book Portugal Airlines Online
Compare 40+ major airlines & discount travel sites for cheap flights.
www.BookingBuddy.com

10. Save on Portugal Airfare at Expedia
Book with Expedia for Cheap 2009 Airfares & Ticket Prices, Guaranteed.
www.Expedia.com