You can fly business class to Europe for 63,000 miles each way or Southeast Asia for 78,000. First class (Lufthansa) is 87,000 miles each way between the US and Europe. And that’s before special deals or cutting the cost with lower-cabin connecting flights.
And right now you can transfer points from Citi with a 25% bonus (or earn a 50% bigger than normal bonus from the LifeMiles credit card).