New First Class Upgrades from Business Starting at $494 One-Way on United to London

Sample Savings for First Class: Washington, DC – London now goes for $4,157 round-trip (inclusive). Compared to other airlines, such as British Airways, starting at $5,678 (inclusive), a savings of $1,521 (27%).

Business Class on this route goes for $3,169, so for $494 more each way you can upgrade to United’s First Class.