$233+ Cheap flights from Allentown to Seattle (ABE - SEA)
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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SEA
Dec 10 — Dec 171
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Allentown to SeattleExplore the most affordable flight options available from Allentown to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
Explore the most affordable flight options available from Allentown to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/206:01 pm -
1 stop8h 54m
Thu 12/318:00 am -
1 stop10h 32m
Deal found 11/8![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Thu 12/36:00 am -
2 stops15h 28m
Sat 12/57:00 am -
1 stop6h 57m
Deal found 11/9![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Mon 12/75:32 pm -
1 stop8h 11m
Mon 12/147:30 pm -
2 stops11h 21m
Deal found 11/7![United Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 11/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:12 pm -
1 stop9h 35m
Mon 12/146:20 am -
1 stop8h 22m
Deal found 11/7![American Airlines logo]()
$477
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:00 pm -
1 stop8h 57m
Sat 11/146:00 am -
1 stop8h 15m
Deal found 11/6![Delta logo]()
$501
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/246:25 am -
1 stop9h 32m
Thu 12/318:00 am -
1 stop10h 32m
Deal found 11/8![Delta logo]()
$504
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:00 pm -
1 stop8h 57m
Wed 11/186:00 am -
1 stop8h 15m
Deal found 11/6![Delta logo]()
$552
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:00 pm -
1 stop8h 57m
Wed 11/186:00 am -
1 stop8h 15m
Deal found 11/6![Delta logo]()
$564
This American Airlines deal was found by Cheapflights users on 11/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:43 am -
1 stop9h 28m
Wed 11/1812:38 pm -
1 stop7h 46m
Deal found 11/9![American Airlines logo]()
$568
Best flights from Allentown to SeattleDiscover carefully curated flight deals from Allentown to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
Discover carefully curated flight deals from Allentown to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Mon 12/75:32 pm -
1 stop8h 11m
Mon 12/147:30 pm -
2 stops11h 21m
Deal found 11/7![United Airlines logo]()
$454
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/236:01 pm -
1 stop8h 54m
Tue 12/298:00 am -
1 stop11h 37m
Deal found 11/8![Delta logo]()
$617
This American Airlines deal was found by Cheapflights users on 11/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/207:10 am -
1 stop9h 01m
Fri 1/17:30 am -
2 stops13h 22m
Deal found 11/5![American Airlines logo]()
$698
This United Airlines deal was found by Cheapflights users on 11/6. 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.
Sat 1/96:00 am -
1 stop8h 58m
Wed 1/1310:52 am -
1 stop6h 59m
Deal found 11/6![United Airlines logo]()
$574
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/236:01 pm -
1 stop8h 54m
Fri 12/256:00 am -
1 stop12h 32m
Deal found 11/8![Delta logo]()
$637
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Tue 12/226:00 am -
1 stop19h 32m
Fri 12/2510:55 am -
1 stop6h 56m
Deal found 11/8![United Airlines logo]()
$708
This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1811:56 am -
1 stop9h 56m
Sun 1/310:29 pm -
1 stop9h 52m
Deal found 11/6![American Airlines logo]()
$803
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/196:01 pm -
1 stop8h 54m
Sat 1/211:06 pm -
1 stop10h 14m
Deal found 11/6![Delta logo]()
$748
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Sun 12/206:00 am -
2 stops18h 25m
Thu 12/315:00 am -
2 stops12h 51m
Deal found 11/8![United Airlines logo]()
$737
Last-minute flights from Allentown to SeattleDiscover last-minute flight deals from Allentown to Seattle. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Allentown to Seattle. Data last updated November 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:00 pm -
1 stop8h 57m
Wed 11/186:00 am -
1 stop8h 15m
Deal found 11/6![Delta logo]()
$564
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:00 pm -
1 stop8h 57m
Sat 11/146:00 am -
1 stop8h 15m
Deal found 11/6![Delta logo]()
$501
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:00 pm -
1 stop8h 57m
Wed 11/186:00 am -
1 stop8h 15m
Deal found 11/6![Delta logo]()
$552
This American Airlines deal was found by Cheapflights users on 11/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:43 am -
1 stop9h 28m
Wed 11/1812:38 pm -
1 stop7h 46m
Deal found 11/9![American Airlines logo]()
$568
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Thu 12/36:00 am -
2 stops15h 28m
Sat 12/57:00 am -
1 stop6h 57m
Deal found 11/9![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Mon 12/75:32 pm -
1 stop8h 11m
Mon 12/147:30 pm -
2 stops11h 21m
Deal found 11/7![United Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 11/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:12 pm -
1 stop9h 35m
Mon 12/146:20 am -
1 stop8h 22m
Deal found 11/7![American Airlines logo]()
$477
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/206:01 pm -
1 stop8h 54m
Thu 12/318:00 am -
1 stop10h 32m
Deal found 11/8![Delta logo]()
$429
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/246:25 am -
1 stop9h 32m
Sun 12/2712:30 am -
1 stop8h 50m
Deal found 11/8![Delta logo]()
$504
One-way flights from Allentown to SeattleSearch for one-way flight options from Allentown to Seattle. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
Search for one-way flight options from Allentown to Seattle. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/141:44 pm -
3 stops52h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$233
This United Airlines deal was found by Cheapflights users on 11/6. 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.
Mon 12/145:32 pm -
1 stop8h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![United Airlines logo]()
$235
This Delta deal was found by Cheapflights users on 11/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/206:01 pm -
1 stop8h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Delta logo]()
$260
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/96:20 am -
1 stop9h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Delta logo]()
$268
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:58 pm -
1 stop8h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Delta logo]()
$269
This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:22 pm -
1 stop9h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:58 pm -
2 stops18h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Delta logo]()
$434
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Sun 12/206:00 am -
2 stops10h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![United Airlines logo]()
$459
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/303:13 pm -
2 stops51h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Multiple Airlines logo]()
$497
This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:22 pm -
1 stop18h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![American Airlines logo]()
$503
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/166:20 am -
1 stop11h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Delta logo]()
$550
Find flight deals from Allentown to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $429 (Delta) |
One-way from | $233 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $548 |
Cheapflights Fare Finder
Customize your flight search to find flights from Allentown to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 10, 2026.
Use the filters below to find and compare flights from Allentown to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AllentownSeattle
ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl
ABESEA
Allentown-Bethlehem
Sat 1/9
6:20 am-12:40 pm
1 stop9h 20m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$268
Quickest round-trip
AllentownSeattle
ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl
ABESEA
Allentown-Bethlehem
Wed 12/2
5:58 pm-11:55 pm
1 stop8h 57m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$269
AllentownSeattle
ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl
ABESEA
Allentown-Bethlehem
Tue 12/1
5:58 pm-9:04 am
2 stops18h 06m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$434
AllentownSeattle
ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl
ABESEA
Allentown-Bethlehem
Mon 12/7
5:32 pm-10:43 pm
1 stop8h 11m
Seattle/Tacoma Intl
Mon 12/14
7:30 pm-9:51 am
2 stops11h 21m
$454
AllentownSeattle
ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl
ABESEA
Allentown-Bethlehem
Sun 12/20
6:00 am-1:35 pm
2 stops10h 35m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$459
AllentownSeattle
ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl
ABESEA
Allentown-Bethlehem
Mon 11/30
3:13 pm-3:40 pm
2 stops51h 27m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$497
AllentownSeattle
ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl
ABESEA
Allentown-Bethlehem
Mon 11/30
6:22 pm-9:43 am
1 stop18h 21m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$503
AllentownSeattle
ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl
ABESEA
Allentown-Bethlehem
Sat 1/16
6:20 am-2:39 pm
1 stop11h 19m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$550
AllentownSeattle
ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl
ABESEA
Allentown-Bethlehem
Sat 1/9
6:00 am-11:58 am
1 stop8h 58m
Seattle/Tacoma Intl
Wed 1/13
10:52 am-8:51 pm
1 stop6h 59m
$574
AllentownSeattle
ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl
ABESEA
Allentown-Bethlehem
Wed 12/23
6:01 pm-11:55 pm
1 stop8h 54m
Seattle/Tacoma Intl
Tue 12/29
8:00 am-10:37 pm
1 stop11h 37m
$617
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Allentown to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Allentown to Seattle in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Allentown-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Allentown-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Allentown-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Allentown-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Allentown-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Allentown to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Allentown with our price prediction graph.
ABE-SEA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Allentown to Seattle
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated November 10, 2026.
Get a feel of what it's like to fly with American Airlines from Allentown to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
7.9
Overall
7.0
Entertainment
6.8
Comfort
7.2
Food
6.4
Boarding
7.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2025
PIT - DFW
Crew
7.9
Overall
7.0
Entertainment
6.8
Comfort
7.2
Food
6.4
Boarding
7.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2025
PIT - DFW
Related info for your journey
Find useful and relevant information for your journey from Allentown to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Lacey
Leavenworth
Tacoma
Tukwila
Snoqualmie
Puyallup
Lynnwood
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
Olympia
Centralia
Lakewood
Poulsbo
Marysville
Shoreline
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Allentown and Seattle flights
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Browse through other flights departing from Allentown. Flights are based on user searches made on Cheapflights and were last updated on November 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 10, 2026.
Top airline flying from Allentown to Seattle
Discover the top airline that operate flights from Allentown to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$276 | Average$531 | FlexibilityNo cancel fee | On-time71% |