Cheap Flights from Allentown to Seattle

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Flight deals from Allentown Airport to Seattle

Looking for a cheap last-minute deal or the best return flight from Allentown Airport to Seattle? If you want to travel next month, return fares start from ج.م.‏ 29,195. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Allentown to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Allentown to Seattle flights are currently cheapest in April.

Allentown to Seattle: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 10,359
Cheapest month to flyApril

Finding cheap flights from Allentown to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from Allentown to Seattle is ج.م.‏ 27,652. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Allentown to Seattle. But we found flights with one or more stops from ج.م.‏ 27,652.
As of March 2026, there are no flights flying from Allentown to Seattle.
The cheapest month to fly from Allentown to Seattle is usually August.
If you're flying from Allentown Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from ج.م.‏ 27,652.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Allentown Airport to Seattle on Monday, 3 August 2026.
No airlines currently offer direct flights between Allentown Airport and Seattle. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 6°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
Currently, Allegiant Air offers the cheapest flight tickets to Seattle.

Travelling from Lehigh Valley International Airport (ABE) to Seattle: what you need to know

  • The timezone in Seattle is UTC-7. The city is three hours behind Allentown, where Lehigh Valley International Airport is located.

  • For hassle-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This leaves you with plenty of time to board your ABE to Seattle flight.

  • Heading off during a peak period like public or school holidays? Expect longer queues at security and check-in. To give yourself peace of mind, arrive up to four hours before international flights and two hours ahead of domestic departures.

  • ABE is about 6 kilometres from central Allentown. If you're driving, catching a cab or ride-sharing from the centre, it'll take 10 minutes or so to get there, depending on traffic. If you're taking public transport, expect the trip time to be around 30 minutes.

  • Planning to catch an early flight from Lehigh Valley International Airport to Seattle? Avoid the stress of rushing to the airport (and enjoy a little extra shut-eye) by choosing one of these hotels near ABE:

  • 78.8% of flights departing from Lehigh Valley International Airport land at their destination on time.

  • You'll find ABE at 3311 Airport Road.

How to find the cheapest flights from Lehigh Valley International Airport (ABE) to Seattle

  • ج.م.‏ 10,359 is the cheapest price we've seen for a one-way Lehigh Valley International Airport to Seattle flight. A round-trip ticket right now is ج.م.‏ 27,652. Depending on when you book and the availability, these fares could change.

  • To pick up cheap flights from ABE to Seattle, book as early as you can. Airlines usually offer the most competitive fares when tickets first go on sale.

  • The 'Whole month' search tool will show you the cheapest tickets from Lehigh Valley International Airport to Seattle across every month. It's an easy way to find a bargain if your travel plans aren't set in stone.

  • Snapping up a cheap flight from ABE to Seattle couldn't be easier with Price Alerts. Simply create one of these automatic notifications and we'll let you know when a lower fare pops up.

  • Find a cheap flight from Lehigh Valley International Airport to Seattle with the help of our filters. Choose your preferred times, airlines and number of stops, then sort the results by 'Cheapest' to see the best deals.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • The distance from Seattle-Tacoma International Airport (SEA) to central Seattle is roughly 23 kilometres. It takes about 20 minutes to reach the centre driving.

  • Travelling to the centre on public transport will take you around 55 minutes.

  • If you have a late flight from Lehigh Valley International Airport to Seattle, few things beat the convenience of staying near the terminal. Pick up your bags from the carousel and then be showered and relaxing not long after at one of these hotels near SEA:

  • Get your adventure underway by picking up a Seattle-Tacoma International Airport rental car. Grab a set of wheels from Thrifty, Europcar or Budget to explore Seattle and beyond.

  • To lock in the lowest price, book your vehicle from Seattle-Tacoma International Airport around one week in advance of your flight from ABE to Seattle.

Lake Union Sea Plane Base Airport (LKE)

  • Lake Union Sea Plane Base Airport (LKE) is about 3 kilometres from central Seattle. Once you've hopped off your flight from Lehigh Valley International Airport to Seattle, it'll take you around 10 minutes to reach the heart of the city in a ride-share or cab.

  • If you're travelling on public transport, it'll take about 25 minutes.

  • Hang the 'Do not disturb' sign on your door and relax at a hotel near LKE. Here are a few options where you can take a load off after your ABE to Seattle flight:

Best time to go to Seattle

  • Carefully consider your dates before locking in your flight from Lehigh Valley International Airport to Seattle. The city comes alive in peak season, but hotel rates are often higher and major attractions can get busy. Go to Seattle in low season for a more relaxed vibe.

  • Before booking a Lehigh Valley International Airport to Seattle flight ticket, think about what kind of weather works for you. August is the warmest month in Seattle, with temperatures ranging from 12ºC to 28ºC.

  • February has average temperatures of between -1ºC and 11ºC. Search for a cheap ticket from ABE to Seattle around that time if you want to travel in cooler conditions.

More about Seattle

  • Start your Seattle trip right by choosing the ideal place to stay. As soon as you've booked your flight from Lehigh Valley International Airport to Seattle, browse our selection of accommodation options including:

  • LMN Architects and Greyhound: Bus Station are just two of the top-rated attractions to add to your Seattle itinerary. Continue your sightseeing adventures at Boeing Radiation Effects Lab.

Explore more of United States

  • Seattle has its own special appeal, but there are so many other corners of United States just waiting to be discovered. Around 241 kilometres south of Seattle, a trip to Portland will keep you on the move. Start with leading attractions like Pioneer Courthouse Square, Portland Japanese Garden and Pittock Mansion.

  • Spokane is another must-experience destination in United States and is around 370 kilometres east of Seattle. No journey is complete without experiencing Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.