Gravesâ disease is the most common cause of hyperthyroidism, so some Gravesâ disease symptoms are the same as hyperthyroidism symptoms. However, people with Gravesâ disease may also have other symptoms not related to hyperthyroidism.
If you include this extra time on the tarmac, the average total elapsed time from gate to gate flying from Las Vegas, NV to Baltimore, MD is 4 hours, 26 minutes.
1 Back in 2009, the average flight time from Dallas, TX to Las Vegas, NV was around 147 minutes.  Did you know that the largest aircraft flying between Dallas and Las Vegas was flown by Delta Airlines, and was the Boeing B767-3/R with 262 seats.