The cheapest way would be by train !
It is about a thirty minute journey.
Within a 2.5-hour drive of Frankfurt, Germany, you can reach several major European cities, including Wiesbaden and Mainz in Germany, as well as Luxembourg City in Luxembourg. Additionally, cities like Mannheim, Stuttgart, and Heidelberg are also accessible within this timeframe. Further afield, you can reach Strasbourg in France and Brussels in Belgium, depending on traffic conditions.
4 hours 4 hours If you check the Lufthansa web-site then you will see that it will take you over 7 hours to reach Mumbai from Frankfurt am Main. Four is a little too short and optomistic.
There are two congregations in Frankfurt am Main, both meet at Eckenheimer Landstrasse 262-264. The leader of the Frankfurt congregation (Gemeinde) is Bishop Marzolla, and the leader of the Frankfurt-Hoechst congregation (Gemeinde) is Bishop Klebingat, you can reach them at 49 69-5480-6902. Or, if you would like to speak with the leader of the Frankfurt International Congregation (English Speaking), you can contact Bishop Chaves at 49 69-543-425. That congregation meets at Arthur-Zitscher-Strasse 7 in Offenbach am Main. A list of all congregations in Germany, with addresses and worship times, can be found here: http://www.kirche-jesu-christi.org/kontakt/gemeindesuche/suche-ueber-karte.html Or, you can use maps.lds.org.
e-bay
Temperatures in Germany in the summer can reach 95o F (35o C)
Tuti conspiracy
It is out in 2010 but if your reading this now its out now in all good shops. cheapest in amazon.:-D
Wifi or wireless modem
you can get it cheap at EB games for around 50 bucks, and Walmart for 40 buck
Cheapest travel service would be bus but it can take a very long time to reach the destination. Next on the list would be a train it most of the time is a lot cheaper then flying but takes longer.
If you're trying to reach Germany from the US an example of a cruise from Cape Liberty, New Jersey to Hamburg, Germany would be a 16-day cruise for USD1649.00. If you're trying to reach Germany from Great Britain in style, there are 14-day cruises for USD10,476.00.
16 days