$422+ Cheap flights from Erie to Seattle (ERI - 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
ERI — SEA
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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Find cheap flights from Erie to Seattle with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Erie to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Erie to SeattleExplore the most affordable flight options available from Erie to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
Explore the most affordable flight options available from Erie to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/148:07 am -
1 stop9h 10m
Sat 10/179:42 pm -
1 stop10h 39m
Deal found 9/19![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Fri 9/255:45 am -
1 stop8h 40m
Sun 9/2710:36 pm -
1 stop10h 51m
Deal found 9/21![American Airlines logo]()
$630
This American Airlines deal was found by Cheapflights users on 9/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:07 am -
1 stop10h 36m
Sun 10/119:42 pm -
1 stop10h 39m
Deal found 9/22![American Airlines logo]()
$637
This American Airlines deal was found by Cheapflights users on 9/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:07 am -
1 stop15h 08m
Fri 10/911:59 pm -
1 stop20h 56m
Deal found 9/20![American Airlines logo]()
$794
This American Airlines deal was found by Cheapflights users on 9/23. 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 10/85:08 pm -
1 stop9h 02m
Mon 10/1211:59 pm -
2 stops11h 14m
Deal found 9/23![American Airlines logo]()
$829
Best flights from Erie to SeattleDiscover carefully curated flight deals from Erie to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from Erie to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/148:07 am -
1 stop9h 10m
Sat 10/179:42 pm -
1 stop10h 39m
Deal found 9/19![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 9/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:46 am -
2 stops11h 29m
Sun 10/119:42 pm -
1 stop10h 39m
Deal found 9/22![American Airlines logo]()
$740
This American Airlines deal was found by Cheapflights users on 9/23. 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 10/85:08 pm -
1 stop9h 02m
Mon 10/1211:59 pm -
2 stops11h 14m
Deal found 9/23![American Airlines logo]()
$829
This American Airlines deal was found by Cheapflights users on 9/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:07 am -
2 stops11h 41m
Fri 10/911:03 am -
1 stop8h 33m
Deal found 9/20![American Airlines logo]()
$1,070
Last-minute flights from Erie to SeattleDiscover last-minute flight deals from Erie to Seattle. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Erie to Seattle. Data last updated September 23, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Fri 9/255:45 am -
1 stop8h 40m
Sun 9/2710:36 pm -
1 stop10h 51m
Deal found 9/21![American Airlines logo]()
$630
This American Airlines deal was found by Cheapflights users on 9/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:07 am -
1 stop15h 08m
Fri 10/911:59 pm -
1 stop20h 56m
Deal found 9/20![American Airlines logo]()
$794
This American Airlines deal was found by Cheapflights users on 9/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:07 am -
1 stop10h 36m
Sun 10/119:42 pm -
1 stop10h 39m
Deal found 9/22![American Airlines logo]()
$637
This American Airlines deal was found by Cheapflights users on 9/23. 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 10/85:08 pm -
1 stop9h 02m
Mon 10/1211:59 pm -
2 stops11h 14m
Deal found 9/23![American Airlines logo]()
$829
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/148:07 am -
1 stop9h 10m
Sat 10/179:42 pm -
1 stop10h 39m
Deal found 9/19![American Airlines logo]()
$528
One-way flights from Erie to SeattleSearch for one-way flight options from Erie to Seattle. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
Search for one-way flight options from Erie to Seattle. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This American Airlines deal was found by Cheapflights users on 9/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:07 am -
1 stop19h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![American Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 9/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:46 am -
2 stops11h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![American Airlines logo]()
$505
Find flight deals from Erie to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Erie (ERI) 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 September 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $528 (American Airlines) |
One-way from | $422 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Erie 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 September 23, 2026.
Use the filters below to find and compare flights from Erie to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ErieSeattle
ERI Erie - SEA Seattle/Tacoma Intl
ERISEA
Erie
Thu 10/15
8:07 am-8:15 pm
1 stop15h 08m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$422
Quickest round-trip
ErieSeattle
ERI Erie - SEA Seattle/Tacoma Intl
ERISEA
Erie
Tue 10/13
2:41 pm-12:36 am
2 stops12h 55m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$480
ErieSeattle
ERI Erie - SEA Seattle/Tacoma Intl
ERISEA
Erie
Wed 10/14
8:07 am-2:17 pm
1 stop9h 10m
Seattle/Tacoma Intl
Sat 10/17
9:42 pm-11:21 am
1 stop10h 39m
$528
ErieSeattle
ERI Erie - SEA Seattle/Tacoma Intl
ERISEA
Erie
Wed 10/7
11:46 am-8:15 pm
2 stops11h 29m
Seattle/Tacoma Intl
Sun 10/11
9:42 pm-11:21 am
1 stop10h 39m
$740
ErieSeattle
ERI Erie - SEA Seattle/Tacoma Intl
ERISEA
Erie
Thu 10/8
5:08 pm-11:10 pm
1 stop9h 02m
Seattle/Tacoma Intl
Mon 10/12
11:59 pm-2:13 pm
2 stops11h 14m
$829
ErieSeattle
ERI Erie - SEA Seattle/Tacoma Intl
ERISEA
Erie
Mon 10/5
8:07 am-4:48 pm
2 stops11h 41m
Seattle/Tacoma Intl
Fri 10/9
11:03 am-10:36 pm
1 stop8h 33m
$1,070
Sorted by cheapest first
Compare providers for flights from Erie 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 Erie to Seattle in September.
| 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 Erie-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Erie-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Erie-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Erie-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 Erie-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 Erie to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Erie with our price prediction graph.
ERI-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.
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 September 23, 2026.
Read reviews from past customers who have flown American Airlines from Erie to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.8
Boarding
7.4
Comfort
7.2
Overall
7.0
Food
6.4
Crew
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2025
PIT - DFW
Entertainment
6.8
Boarding
7.4
Comfort
7.2
Overall
7.0
Food
6.4
Crew
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2025
PIT - DFW
Related info for your journey
Find useful and relevant information for your journey from Erie 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
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ellensburg
Issaquah
Marysville
Ocean Shores
Lakewood
Fife
Poulsbo
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Erie and Seattle flights
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Top airline flying from Erie to Seattle
Discover the top airline that operate flights from Erie 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 September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$548 | Average$688 | FlexibilityNo cancel fee | On-time71% |