Aha! Puzzles

Fast Trains From Airports Logic Puzzle

Express trains, providing the fastest means of travel, operate between three of London's international airports and three central London train stations. All trains depart the airports at 15 minute intervals, with journey times of 15 minutes, 30 minutes and 47 minutes. From this information and the following clues, for each train, can you determine the central London train station to which it travels, the journey time and the estimated comparison time by taxi?

  • 1. The shortest journey time is by the Heathrow Express but not to London Liverpool Street train station.
  • 2. The journey to London Victoria train station takes the second shortest time but the longest estimated comparison taxi time.
  • 3. 1 hour 30 minutes is the estimated comparison taxi time for the Stanstead Express.
  • 4. Neither the Heathrow Express nor the Stanstead Express travels to London Victoria train station.
  • 1. The shortest journey time is by the Heathrow Express but not to London Liverpool Street train station.
  • 2. The journey to London Victoria train station takes the second shortest time but the longest estimated comparison taxi time.
  • 3. 1 hour 30 minutes is the estimated comparison taxi time for the Stanstead Express.
  • 4. Neither the Heathrow Express nor the Stanstead Express travels to London Victoria train station.

Observation: This table is automatically filled accordingly to the grid.

How to play

  • The first step is to read the clues and find the most basic ones;
  • Those clues can be marked on the grid without using any other information;
  • After this, you will need to read the clues again and use logic deduction;
  • Click on a clue to mark it as used;
  • The answer table is filled automatically.

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