Train from London to London

Air Travel

• Companies: British Airways, American Airlines, Delta Airlines
• Duration: Approximately 12 hours (including layover)
• Distance: 4,400 miles (7,080 km)
• Costs: £600 - £900 (economy class)
• Roads/Routes: Not applicable

Pro Tip: Book your tickets 3-4 months in advance and consider flying midweek for more affordable rates and less crowded flights.

For this journey, flying is the most efficient mode of transportation as it significantly reduces travel time across the ocean.

Train and Bus Combination

• Companies: Amtrak (train), Greyhound (bus)
• Duration: Approximately 25 hours (across multiple train and bus segments)
• Distance: 4,400 miles (7,080 km)
• Costs: £300 - £450 (total for train and bus tickets)
• Roads/Routes: I-64 (US Route), connecting various stations across the US

Pro Tip: Purchase multi-ride passes with Amtrak for flexibility and added savings.

This combination is more budget-friendly and gives you the opportunity to see various landscapes across the US, but it requires significantly more time.

Car Hire

• Companies: Enterprise, Hertz, Avis
• Duration: Approximately 75 hours (if driving non-stop; realistically about a week with stops)
• Distance: 4,400 miles (7,080 km)
• Costs: £500 - £800 (including rental fee, fuel, and tolls)
• Roads/Routes: I-75, I-64, US-40

Pro Tip: Consider using apps like Waze for real-time traffic updates and optimal routing to avoid roadworks and delays while driving.

Driving offers ultimate flexibility and the possibility to create your own itinerary, visiting attractions along the way.

Recommendation

For efficiency and comfort, I recommend flying with either British Airways or American Airlines. Though it's a longer travel time, you're able to get to your destination quickly without the hassle of long road trips or multiple transfers. Be sure to check for direct flights to avoid layovers, and consider booking in advance to secure the best prices.