JetBlue Airways is joining other U.S. airlines in bracing for a tough 2021 first quarter (Q1), while continuing work to crystallize its strategy for serving London.

The launch of new routes this spring will spur the carrier to near pre-COVID capacity this summer, executives say.

After a choppy start to 2021, Hawaiian Airlines expects to reach 75% to 85% of its 2019 capacity in the summertime, with its North American network driving the majority of that growth.