$168+ Cheap flights from Allentown to Seattle (ABE - SEA)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SEA
Aug 23 — Aug 301
Round-trip
1 adult, Economy
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Find cheap flights from Allentown to Seattle with Cheapflights
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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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Allentown to Seattle
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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 July 24, 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 July 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 9/78:00 am
ABE
- SEA
1 stop28h 19m
Multiple Airlines
Thu 9/107:00 am
SEA
- ABE
1 stop29h 08m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 7/19. 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.
Wed 9/211:00 am
ABE
- SEA
2 stops26h 39m
Multiple Airlines
Thu 9/107:41 pm
SEA
- ABE
1 stop16h 27m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Wed 8/195:12 pm
ABE
- SEA
1 stop9h 47m
American Airlines
Tue 8/255:10 am
SEA
- ABE
1 stop8h 17m
American Airlines
Deal found 7/19![American Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 7/19. 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 9/510:32 am
ABE
- SEA
1 stop8h 38m
United Airlines
Wed 9/911:00 pm
SEA
- ABE
1 stop7h 39m
United Airlines
Deal found 7/19![United Airlines logo]()
$353
This Delta deal was found by Cheapflights users on 7/20. 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 8/271:10 pm
ABE
- SEA
2 stops11h 55m
Delta
Mon 8/3111:59 pm
SEA
- ABE
1 stop9h 29m
Delta
Deal found 7/20![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 7/22. 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 10/26:04 pm
ABE
- SEA
1 stop8h 54m
Delta
Mon 10/510:59 pm
SEA
- ABE
1 stop10h 16m
Delta
Deal found 7/22![Delta logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 7/19. 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.
Fri 9/48:50 pm
ABE
- SEA
2 stops19h 32m
Multiple Airlines
Thu 9/107:41 pm
SEA
- ABE
1 stop16h 27m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 7/19. 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.
Sat 9/52:14 pm
ABE
- SEA
2 stops26h 08m
Multiple Airlines
Thu 9/107:41 pm
SEA
- ABE
1 stop16h 27m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 7/21. 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 8/151:10 pm
ABE
- SEA
1 stop8h 55m
Delta
Mon 8/2410:35 pm
SEA
- ABE
1 stop10h 53m
Delta
Deal found 7/21![Delta logo]()
$369
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 July 24, 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 July 24, 2026.
This Delta deal was found by Cheapflights users on 7/19. 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 10/156:00 pm
ABE
- SEA
1 stop8h 52m
Delta
Sun 10/256:00 am
SEA
- ABE
1 stop8h 15m
Delta
Deal found 7/19![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Fri 10/25:46 pm
ABE
- SEA
1 stop8h 10m
United Airlines
Mon 10/55:21 pm
SEA
- ABE
2 stops13h 14m
United Airlines
Deal found 7/22![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 7/21. 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 10/216:00 pm
ABE
- SEA
1 stop8h 52m
Delta
Thu 10/296:00 am
SEA
- ABE
1 stop8h 15m
Delta
Deal found 7/21![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 7/21. 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 8/151:10 pm
ABE
- SEA
1 stop8h 55m
Delta
Mon 8/2410:35 pm
SEA
- ABE
1 stop10h 53m
Delta
Deal found 7/21![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 7/19. 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 9/110:32 am
ABE
- SEA
2 stops13h 11m
United Airlines
Sun 9/1311:00 pm
SEA
- ABE
1 stop7h 39m
United Airlines
Deal found 7/19![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Wed 8/265:36 pm
ABE
- SEA
1 stop8h 07m
United Airlines
Mon 8/317:35 pm
SEA
- ABE
2 stops11h 22m
United Airlines
Deal found 7/20![United Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/296:15 am
ABE
- SEA
2 stops12h 59m
United Airlines
Tue 9/15:20 pm
SEA
- ABE
2 stops13h 37m
United Airlines
Deal found 7/21![United Airlines logo]()
$479
Last-minute flights from Allentown to SeattleDiscover last-minute flight deals from Allentown to Seattle. Data last updated July 24, 2026 and is based on user searches.
Discover last-minute flight deals from Allentown to Seattle. Data last updated July 24, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/19. 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 8/115:12 pm
ABE
- SEA
1 stop9h 47m
American Airlines
Tue 8/255:50 am
SEA
- ABE
1 stop7h 52m
American Airlines
Deal found 7/19![American Airlines logo]()
$377
This Delta deal was found by Cheapflights users on 7/21. 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 8/151:10 pm
ABE
- SEA
1 stop8h 55m
Delta
Mon 8/2410:35 pm
SEA
- ABE
1 stop10h 53m
Delta
Deal found 7/21![Delta logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 8/172:54 pm
ABE
- SEA
1 stop21h 25m
Multiple Airlines
Sun 8/239:29 pm
SEA
- ABE
2 stops39h 16m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$380
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Wed 8/195:12 pm
ABE
- SEA
1 stop9h 47m
American Airlines
Tue 8/255:10 am
SEA
- ABE
1 stop8h 17m
American Airlines
Deal found 7/19![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 7/21. 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 8/266:08 pm
ABE
- SEA
1 stop8h 49m
Delta
Mon 8/315:30 am
SEA
- ABE
2 stops13h 53m
Delta
Deal found 7/21![Delta logo]()
$364
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Wed 8/265:12 pm
ABE
- SEA
1 stop9h 47m
American Airlines
Mon 8/315:10 am
SEA
- ABE
1 stop8h 17m
American Airlines
Deal found 7/23![American Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 7/20. 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 8/271:10 pm
ABE
- SEA
2 stops11h 55m
Delta
Mon 8/3111:59 pm
SEA
- ABE
1 stop9h 29m
Delta
Deal found 7/20![Delta logo]()
$354
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Thu 8/275:12 pm
ABE
- SEA
1 stop9h 23m
American Airlines
Mon 8/315:10 am
SEA
- ABE
1 stop8h 17m
American Airlines
Deal found 7/23![American Airlines logo]()
$397
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 July 24, 2026.
Search for one-way flight options from Allentown to Seattle. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Fri 8/142:54 pm
ABE
- SEA
1 stop21h 10m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$168
This American Airlines deal was found by Cheapflights users on 7/21. 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 9/65:12 pm
ABE
- SEA
1 stop10h 01m
American Airlines
Deal found 7/21![American Airlines logo]()
$175
This Delta deal was found by Cheapflights users on 7/22. 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 8/236:07 pm
ABE
- SEA
1 stop8h 50m
Delta
Deal found 7/22![Delta logo]()
$180
This United Airlines deal was found by Cheapflights users on 7/21. 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 9/66:15 am
ABE
- SEA
2 stops15h 53m
United Airlines
Deal found 7/21![United Airlines logo]()
$185
This American Airlines deal was found by Cheapflights users on 7/23. 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 11/66:11 pm
ABE
- SEA
1 stop9h 24m
American Airlines
Deal found 7/23![American Airlines logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Sat 8/153:13 pm
ABE
- SEA
2 stops22h 51m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Sun 9/63:00 pm
ABE
- SEA
3 stops45h 19m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$202
This American Airlines deal was found by Cheapflights users on 7/21. 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.
Wed 8/195:12 pm
ABE
- SEA
1 stop9h 47m
American Airlines
Deal found 7/21![American Airlines logo]()
$214
This Delta deal was found by Cheapflights users on 7/21. 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 8/156:09 pm
ABE
- SEA
1 stop8h 48m
Delta
Deal found 7/21![Delta logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Sun 8/1612:29 pm
ABE
- SEA
2 stops47h 50m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$220
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 July 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $323 (Kiwi.com) |
One-way from | $168 (Kiwi.com) |
Popular in | November |
Cheapest in | March |
Average price | $672 |
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 2,558,603 searches. Data last updated July 24, 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
Quickest round-trip
AllentownSeattle
ABE - SEA
ABESEA
Allentown-Bethlehem
Thu 10/15
6:00 pm-11:52 pm
1 stop8h 52m
Seattle/Tacoma Intl
Sun 10/25
6:00 am-5:15 pm
1 stop8h 15m
$349
AllentownSeattle
ABE - SEA
ABESEA
Allentown-Bethlehem
Wed 10/21
6:00 pm-11:52 pm
1 stop8h 52m
Seattle/Tacoma Intl
Thu 10/29
6:00 am-5:15 pm
1 stop8h 15m
$359
AllentownSeattle
ABE - SEA
ABESEA
Allentown-Bethlehem
Fri 10/2
5:46 pm-10:56 pm
1 stop8h 10m
Seattle/Tacoma Intl
Mon 10/5
5:21 pm-9:35 am
2 stops13h 14m
$364
AllentownSeattle
ABE - SEA
ABESEA
Allentown-Bethlehem
Sat 8/15
1:10 pm-7:05 pm
1 stop8h 55m
Seattle/Tacoma Intl
Mon 8/24
10:35 pm-12:28 pm
1 stop10h 53m
$369
AllentownSeattle
ABE - SEA
ABESEA
Allentown-Bethlehem
Tue 9/1
10:32 am-8:43 pm
2 stops13h 11m
Seattle/Tacoma Intl
Sun 9/13
11:00 pm-9:39 am
1 stop7h 39m
$464
AllentownSeattle
ABE - SEA
ABESEA
Allentown-Bethlehem
Wed 8/26
5:36 pm-10:43 pm
1 stop8h 07m
Seattle/Tacoma Intl
Mon 8/31
7:35 pm-9:57 am
2 stops11h 22m
$474
AllentownSeattle
ABE - SEA
ABESEA
Allentown-Bethlehem
Sat 8/29
6:15 am-4:14 pm
2 stops12h 59m
Seattle/Tacoma Intl
Tue 9/1
5:20 pm-9:57 am
2 stops13h 37m
$479
Cheapest one-way
AllentownSeattle
ABE - SEA
ABESEA
Allentown-Bethlehem
Fri 8/14
2:54 pm-9:04 am
1 stop21h 10m
$168
AllentownSeattle
ABE - SEA
ABESEA
Allentown-Bethlehem
Thu 11/5
6:30 am-2:45 pm
2 stops11h 15m
$185
AllentownSeattle
ABE - SEA
ABESEA
Allentown-Bethlehem
Sun 9/6
6:15 am-7:08 pm
2 stops15h 53m
$185
Showing 1-10 of 16 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 July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 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
What is the cheapest month to book a flight from Allentown to Seattle?
Currently, March is the cheapest month in which you can book a flight from Allentown to Seattle (average of $276). Flying from Allentown to Seattle in November is currently the most expensive (average of $1,078). 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.
How much does it cost to fly round-trip from Allentown to Seattle?
Airfare is below average for this route at the moment.
Allentown to Seattle flights typically cost between $455 and $752 in September.The cheapest round-trip price found within the last 5 days was $323 on Multiple Airlines (Sep 7-Sep 10).
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 July 24, 2026.
Get a feel of what it's like to fly with United Airlines and 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.
Boarding
7.7
Overall
7.4
Food
6.6
Entertainment
7.1
Crew
8.1
Comfort
7.3
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Boarding
7.7
Overall
7.4
Food
6.6
Entertainment
7.1
Crew
8.1
Comfort
7.3
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Boarding
7.7
Overall
7.4
Food
6.6
Entertainment
7.1
Crew
8.1
Comfort
7.3
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
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
Tacoma
Renton
Lacey
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Centralia
Puyallup
Kent
Ellensburg
Fife
Marysville
Ocean Shores
Lakewood
Lynnwood
Issaquah
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Allentown and Seattle flights
Browse other Allentown and Seattle flight options. Last updated on July 24, 2026.
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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 July 24, 2026.
Top 2 airlines flying from Allentown to Seattle
Discover the top 2 airlines 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 2,558,603 searches. Data last updated July 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$249 | Average$509 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$276 | Average$510 | FlexibilityNo cancel fee | On-time71% |