Which cities have "flyover" in iOS 6 Maps?

Australia

Australia

• Sydney

Europe

Denmark

• Copenhagen

France

• Lyon

Germany

• Berlin
• Munich

Ireland

• Dublin

Italy

• Milan
• Rome

Spain

• Barcelona
• Madrid

United Kingdom

• London
• Birmingham
• Manchester

North America

Canada

• Montreal
• Toronto
• Vancouver

United States

• Apple HQ in Cupertino
• Arlington, TX
• Atlanta
• Austin
• Boston
• Chicago
• Dallas
• Denver
• Fort Worth
• Houston
• Las Vegas
• Long Beach
• Los Angeles
• Memphis
• Miami
• New Orleans
• New York
• Oakland
• Philadelphia
• Phoenix
• Portland
• Sacramento
• San Francisco
• San Jose
• Seattle
• Bellevue, WA
• Everett, WA
• Kent, WA
• Tacoma, WA

The initial 11 cities at the time of iOS 6 announcement (June, 2012) were identified by Cult of Mac.

Here's a more extensive list from MacRumors

Australia (2)

• Melbourne (Flyover)
• Sydney (Flyover)

Austria (4)

• Graz (2D)
• Linz (2D)
• Salzburg (2D)
• Vienna (2D)

Belgium (7)

• Antwerp (2D)
• Bruges (2D)
• Brussels (2D)
• Charleroi (2D)
• Ghent (2D)
• Liege (2D)
• Schaerbeek (2D)

Canada (10)

• Calgary (2D, Flyover)
• Edmonton (2D)
• Halifax (2D)
• Montreal (2D, Flyover)
• Ottawa (2D)
• Quebeck (2D)
• Toronto (2D, Flyover)
• Vancouver (2D)
• Windsor (2D)
• Winnipeg (2D)

Denmark (3)

• Aarhus (2D)
• Copenhagen (2D, Flyover)
• Odense (2D)

Finland (1)

• Helsinki (2D)

France (15)

• Bordeaux (2D)
• Dijon (2D)
• Grenoble (2D)
• Le Havre (2D)
• Le Mans (2D)
• Lyon (2D, Flyover)
• Marseille (2D)
• Montpellier (2D)
• Nantes (2D)
• Nice (2D)
• Paris (2D)
• Reims (2D)
• Rennes (2D)
• Strasbourg (2D)
• Toulouse (2D)

Germany (20)

• Berlin (2D, 3D, Flyover)
• Bochum (2D)
• Bonn (2D)
• Bremen (2D)
• Cologne (2D)
• Dortmund (2D)
• Dortmund (2D)
• Dresden (2D)
• Dusseldorf (2D)
• Essen (2D)
• Frankfurt am Main (2D)
• Hamburg (2D)
• Hanover (2D)
• Leipzig (2D)
• Ludwigshafen (2D)
• Mannheim (2D)
• Munich (2D, 3D, Flyover)
• Nuremberg (2D)
• Potsdam (2D)
• Rostock (2D)
• Stuttgart (2D)

Greece (2)

• Athens (2D)
• Thessaloniki (2D)

Hungary (2)

• Budapest (2D)
• Debrecen (2D)

Ireland (2)

• Cork (2D)
• Dublin (2D, Flyover)

Italy (15)

• Bari (2D)
• Bologna (2D)
• Brescia (2D)
• Catania (2D)
• Florence (2D)
• Genoa (2D)
• Milan (2D, Flyover)
• Naples (2D)
• Palermo (2D)
• Ravenna (2D)
• Rimini (2D)
• Rome (2D, Flyover)
• Turin (2D)
• Venice (2D)
• Verona (2D)

Japan (20 so far)

• Chiba (2D)
• Fukuoka (2D)
• Hamamatsu (2D)
• Hiroshima (2D)
• Kawasaki (2D)
• Kitakyushu (2D)
• Kobe (2D)
• Kumamoto (2D)
• Nagoya (2D)
• Niigata (2D)
• Okayama (2D)
• Osaka (2D)
• Saitama (2D)
• Sakai (2D)
• Sapporo (2D)
• Sendai (2D)
• Shizuoka (2D)
• Tokio (2D)
• Yokohama (2D)

Luxemburg (1)

• Luxemburg (2D)

Netherlands (5)

• Amsterdam (2D)
• Eindhoven (2D)
• Rotterdam (2D)
• The Hague (2D)
• Utrecht (2D)

Poland (2)

• Krakow (2D)
• Warsaw (2D)

Portugal (3)

• Amadora (2D)
• Lisbon (2D)
• Porto (2D)

Romania (1)

• Bucharest (2D)

Spain (14)

• Alicante (2D)
• Barcelona (2D, Flyover)
• Bilbao (2D)
• Cordoba (2D)
• Coruna (2D)
• Gijon (2D)
• Granada (2D)
• Madrid (2D, Flyover)
• Malaga (2D)
• Palma De Mallorca (2D)
• Seville (2D)
• Valencia (2D)
• Valladolid (2D)
• Zaragoza (2D)

Sweden (4)

• Gothenburg (2D)
• Malmo (2D)
• Stockholm (2D, Flyover)
• Uppsala (2D)

Switzerland (4)

• Basel (2D)
• Bern (2D)
• Geneva (2D)
• Zurich (2D)

Turkey (1)

• Istanbul (2D)

Ukraine (1)

• Kiev (2D)

United Kingdom (18)

• Belfast (2D)
• Birmingham (2D, Flyover)
• Bradford (2D)
• Bristol (2D)
• Cardiff (2D)
• Coventry (2D)
• Edinburgh (2D)
• Glasgow (2D)
• Kington (2D)
• Leeds (2D)
• Leicester (2D)
• Liverpool (2D)
• London (2D, Flyover)
• Manchester (2D, Flyover)
• Newcastle (2D)
• Sheffield (2D)
• Southampton (2D)
• York (2D)

USA (65 so far)

• Albuquerque (2D)
• Anaheim (2D)
• Arlington (2D, Flyover)
• Atlanta (2D, 3D, Flyover)
• Aurora (2D)
• Austin (2D, 3D, Flyover)
• Bakersfield (2D)
• Baltimore (2D)
• Beverly Hills (2D, 3D, Flyover)
• Boston (2D, 3D, Flyover)
• Century City (2D, 3D, Flyover)
• Charlotte (2D)
• Chicago (2D, 3D, Flyover)
• Cleveland (2D)
• Colorado Springs (2D)
• Columbus (2D)
• Corpus Christi (2D)
• Cupertino (2D, 3D, Flyover)
• Dallas (2D, Flyover)
• Denver (2D, 3D, Flyover)
• Detroit (2D)
• El Paso (2D)
• Fort Worth (2D, Flyover)
• Fresno (2D)
• Honululu (2D)
• Houston (2D, 3D, Flyover)
• Indianapolis (2D)
• Jacksonville (2D)
• Kansas City (2D)
• Las Vegas (2D, 3D, Flyover)
• Long Beach (2D, 3D, Flyover)
• Los Angeles (2D, 3D, Flyover)
• Louisville (2D)
• Memphis (2D, 3D, Flyover)
• Mesa (2D)
• Miami (2D, 3D, Flyover)
• Milwaukee (2D)
• Minneapolis (2D)
• Nashville (2D)
• New Orleans (2D, 3D, Flyover)
• New York (2D, Flyover)
• Oakland (2D, 3D, Flyover)
• Oklahoma City (2D)
• Omaha (2D)
• Philadelphia (2D, Flyover)
• Phoenix (2D, 3D, Flyover)
• Pittsburgh (2D)
• Portland (2D, Flyover)
• Raleigh (2D)
• Redmond (Flyover)
• Sacramento (2D, 3D, Flyover)
• Saint Louis (2D)
• San Antonio (2D)
• San Diego (2D, 3D, Flyover)
• San Francisco (2D, 3D, Flyover)
• San Jose (2D, 3D, Flyover)
• Santa Ana (2D)
• Santa Monica (2D, 3D, Flyover)
• Seattle (2D, 3D, Flyover)
• Tampa (2D)
• Tucson (2D)
• Tulsa (2D)
• Virginia Beach (2D)
• Washington D.C. (2D)
• Wichita (2D)