$1,601+ Cheap flights from Boise to Allentown (BOI - ABE)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Boise to Allentown with Cheapflights
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Find flight deals from Boise to Allentown
Cheapest flights from Boise to AllentownExplore the most affordable flight options available from Boise to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
Explore the most affordable flight options available from Boise to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Best time to book a flight from Boise to Allentown
Have a flexible travel schedule? Discover the best time to fly to Allentown from Boise with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Boise to Allentown
What is the cheapest month to book a flight from Boise to Allentown?
Currently, February is the cheapest month in which you can book a flight from Boise to Allentown (average of $292). Flying from Boise to Allentown in December is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BOI to ABE?
Find hourly flight availability from Boise to Allentown. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.
One of the essential ways to save on airfare from Boise to Allentown is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 12% on airfare.
Rainfall in Allentown by month
Plan your trip to Allentown by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Allentown ranges from 2.7 - 5.0 inches per month. July is typically the wettest month, when rainfall can reach 5.0 in. February is typically the driest time to visit Allentown when rainfall is around 2.7 in.
Temperature in Allentown by month
Plan your trip to Allentown by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Allentown, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).