Tokyo has 2 airports, Classic Narita which is really far from the city. Modern Haneda which is close to the downtown, which let me define as the inside of Yamanote line.
Recommended
Narita Airport (NRT)
To / from the city options:
-
Narita Express
fastest, ¥3300, one way
-
Skyliner
¥2800, one way
- Bus
Taxi costs around 20000-35000¥ (180-300 USD)
Haneda Airport (HND)
To / from the city options:
Keikyu only costs ¥490 from Shinagawa.
Taxi costs around 8000-15000¥ (60-100 USD)