Facts about flights from Washington to Allentown
- The average cost for 1 stop(s) flight from Washington to Allentown is $430.05
- january is the cheapest time to fly between Washington and Allentown
- There is on average 1 stop(s) when flying between Washington and Allentown
- Charlotte Douglas (CLT) is the most popular gateway between Washington and Allentown
- Usually, people stay 4 days when travelling from Washington to Allentown
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