$289+ Cheap flights from Springfield, IL to Seattle (SPI - 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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — SEA
Jul 7 — Jul 141
Round-trip
1 adult, Economy
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Find cheap flights from Springfield 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
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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 Springfield to Seattle
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Cheapest flights from Springfield to SeattleExplore the most affordable flight options available from Springfield to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 7, 2026.
Explore the most affordable flight options available from Springfield to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 7, 2026.
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Sat 8/152:51 pm
SPI
- SEA
1 stop8h 01m
American Airlines
Sun 8/233:35 pm
SEA
- SPI
1 stop6h 32m
American Airlines
Deal found 6/4![American Airlines logo]()
$525
This American Airlines deal was found by Cheapflights users on 6/3. 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 8/232:51 pm
SPI
- SEA
1 stop8h 01m
American Airlines
Sun 8/303:35 pm
SEA
- SPI
1 stop6h 32m
American Airlines
Deal found 6/3![American Airlines logo]()
$557
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Sat 6/275:00 am
SPI
- SEA
1 stop6h 30m
American Airlines
Mon 7/66:00 am
SEA
- SPI
1 stop6h 24m
American Airlines
Deal found 6/4![American Airlines logo]()
$574
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Sun 7/52:55 pm
SPI
- SEA
1 stop7h 42m
American Airlines
Sat 7/113:28 pm
SEA
- SPI
1 stop7h 13m
American Airlines
Deal found 6/6![American Airlines logo]()
$580
This American Airlines deal was found by Cheapflights users on 6/3. 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.
Sat 9/52:51 pm
SPI
- SEA
1 stop8h 01m
American Airlines
Wed 9/91:38 pm
SEA
- SPI
1 stop8h 29m
American Airlines
Deal found 6/3![American Airlines logo]()
$593
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/32:55 pm
SPI
- SEA
1 stop7h 42m
American Airlines
Sun 7/126:00 am
SEA
- SPI
1 stop6h 24m
American Airlines
Deal found 6/4![American Airlines logo]()
$603
This American Airlines deal was found by Cheapflights users on 6/3. 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 9/32:51 pm
SPI
- SEA
1 stop10h 44m
American Airlines
Sun 9/65:50 am
SEA
- SPI
1 stop6h 16m
American Airlines
Deal found 6/3![American Airlines logo]()
$616
This American Airlines deal was found by Cheapflights users on 6/3. 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 9/12:51 pm
SPI
- SEA
1 stop8h 01m
American Airlines
Sun 9/63:35 pm
SEA
- SPI
1 stop6h 32m
American Airlines
Deal found 6/3![American Airlines logo]()
$625
This American Airlines deal was found by Cheapflights users on 6/3. 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 9/12:51 pm
SPI
- SEA
1 stop8h 01m
American Airlines
Sat 9/53:35 pm
SEA
- SPI
1 stop6h 32m
American Airlines
Deal found 6/3![American Airlines logo]()
$630
This American Airlines deal was found by Cheapflights users on 6/3. 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 9/22:51 pm
SPI
- SEA
1 stop8h 01m
American Airlines
Tue 9/83:35 pm
SEA
- SPI
1 stop6h 32m
American Airlines
Deal found 6/3![American Airlines logo]()
$642
This American Airlines deal was found by Cheapflights users on 6/3. 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 9/22:51 pm
SPI
- SEA
1 stop8h 01m
American Airlines
Sun 9/63:35 pm
SEA
- SPI
1 stop6h 32m
American Airlines
Deal found 6/3![American Airlines logo]()
$674
Best flights from Springfield to SeattleDiscover carefully curated flight deals from Springfield to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 7, 2026.
Discover carefully curated flight deals from Springfield to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 7, 2026.
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Sat 8/152:51 pm
SPI
- SEA
1 stop8h 01m
American Airlines
Sun 8/233:35 pm
SEA
- SPI
1 stop6h 32m
American Airlines
Deal found 6/6![American Airlines logo]()
$525
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Sun 10/46:00 am
SPI
- SEA
1 stop8h 48m
American Airlines
Mon 10/122:12 pm
SEA
- SPI
1 stop6h 55m
American Airlines
Deal found 6/6![American Airlines logo]()
$557
This American Airlines deal was found by Cheapflights users on 6/4. 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 10/152:57 pm
SPI
- SEA
1 stop6h 33m
American Airlines
Thu 10/292:12 pm
SEA
- SPI
1 stop6h 55m
American Airlines
Deal found 6/4![American Airlines logo]()
$557
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Sat 6/275:00 am
SPI
- SEA
1 stop6h 30m
American Airlines
Mon 7/66:00 am
SEA
- SPI
1 stop6h 24m
American Airlines
Deal found 6/4![American Airlines logo]()
$574
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/32:55 pm
SPI
- SEA
1 stop7h 42m
American Airlines
Sun 7/126:00 am
SEA
- SPI
1 stop6h 24m
American Airlines
Deal found 6/4![American Airlines logo]()
$603
This American Airlines deal was found by Cheapflights users on 6/3. 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 9/22:51 pm
SPI
- SEA
1 stop8h 01m
American Airlines
Tue 9/83:35 pm
SEA
- SPI
1 stop6h 32m
American Airlines
Deal found 6/3![American Airlines logo]()
$642
This American Airlines deal was found by Cheapflights users on 6/3. 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 9/22:51 pm
SPI
- SEA
1 stop8h 01m
American Airlines
Sat 9/51:39 pm
SEA
- SPI
1 stop8h 28m
American Airlines
Deal found 6/3![American Airlines logo]()
$679
This American Airlines deal was found by Cheapflights users on 6/3. 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 9/46:08 am
SPI
- SEA
1 stop8h 26m
American Airlines
Wed 9/96:15 am
SEA
- SPI
1 stop6h 05m
American Airlines
Deal found 6/3![American Airlines logo]()
$694
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Sun 7/56:00 am
SPI
- SEA
1 stop9h 19m
American Airlines
Sat 7/1111:40 am
SEA
- SPI
2 stops11h 01m
American Airlines
Deal found 6/6![American Airlines logo]()
$710
This deal was found by Cheapflights users on 6/5. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:08 am
SPI
- SEA
1 stop8h 37m
American Airlines
Sun 9/65:50 am
SEA
- SPI
1 stop6h 16m
American Airlines
Deal found 6/5![American Airlines logo]()
$726
Last-minute flights from Springfield to SeattleDiscover last-minute flight deals from Springfield to Seattle. Data last updated June 7, 2026 and is based on user searches.
Discover last-minute flight deals from Springfield to Seattle. Data last updated June 7, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Sat 6/275:00 am
SPI
- SEA
1 stop6h 30m
American Airlines
Mon 7/66:00 am
SEA
- SPI
1 stop6h 24m
American Airlines
Deal found 6/4![American Airlines logo]()
$574
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/32:55 pm
SPI
- SEA
1 stop7h 42m
American Airlines
Sun 7/126:00 am
SEA
- SPI
1 stop6h 24m
American Airlines
Deal found 6/4![American Airlines logo]()
$603
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Sat 7/45:00 am
SPI
- SEA
2 stops11h 27m
American Airlines
Sun 7/126:00 am
SEA
- SPI
1 stop6h 24m
American Airlines
Deal found 6/4![American Airlines logo]()
$733
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Sun 7/52:55 pm
SPI
- SEA
1 stop7h 42m
American Airlines
Sat 7/113:28 pm
SEA
- SPI
1 stop7h 13m
American Airlines
Deal found 6/6![American Airlines logo]()
$580
One-way flights from Springfield to SeattleSearch for one-way flight options from Springfield to Seattle. Find affordable one-way fares based on user searches. Data last updated June 7, 2026.
Search for one-way flight options from Springfield to Seattle. Find affordable one-way fares based on user searches. Data last updated June 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
Sat 7/118:21 pm
SPI
- SEA
2 stops38h 56m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Sat 7/112:44 pm
SPI
- SEA
1 stop7h 53m
American Airlines
Deal found 6/4![American Airlines logo]()
$294
This American Airlines deal was found by Cheapflights users on 6/3. 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 8/232:51 pm
SPI
- SEA
1 stop20h 38m
American Airlines
Deal found 6/3![American Airlines logo]()
$343
This American Airlines deal was found by Cheapflights users on 6/3. 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 7/266:00 am
SPI
- SEA
1 stop20h 52m
American Airlines
Deal found 6/3![American Airlines logo]()
$393
This American Airlines deal was found by Cheapflights users on 6/4. 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 10/92:57 pm
SPI
- SEA
1 stop11h 17m
American Airlines
Deal found 6/4![American Airlines logo]()
$438
Find flight deals from Springfield to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Springfield (SPI) 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 June 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $525 (American Airlines) |
One-way from | $289 (Kiwi.com) |
Popular in | January |
Cheapest in | April |
Average price | $822 |
Cheapflights Fare Finder
Customize your flight search to find flights from Springfield 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 June 7, 2026.
Use the filters below to find and compare flights from Springfield to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SpringfieldSeattle
SPI - SEA
SPISEA
Springfield Capital
Sat 8/15
2:51 pm-8:52 pm
1 stop8h 01m
Seattle/Tacoma Intl
Sun 8/23
3:35 pm-12:07 am
1 stop6h 32m
$525
SpringfieldSeattle
SPI - SEA
SPISEA
Springfield Capital
Sun 10/4
6:00 am-12:48 pm
1 stop8h 48m
Seattle/Tacoma Intl
Mon 10/12
2:12 pm-11:07 pm
1 stop6h 55m
$557
SpringfieldSeattle
SPI - SEA
SPISEA
Springfield Capital
Thu 10/15
2:57 pm-7:30 pm
1 stop6h 33m
Seattle/Tacoma Intl
Thu 10/29
2:12 pm-11:07 pm
1 stop6h 55m
$557
Quickest round-trip
SpringfieldSeattle
SPI - SEA
SPISEA
Springfield Capital
Sat 6/27
5:00 am-9:30 am
1 stop6h 30m
Seattle/Tacoma Intl
Mon 7/6
6:00 am-2:24 pm
1 stop6h 24m
$574
SpringfieldSeattle
SPI - SEA
SPISEA
Springfield Capital
Fri 7/3
2:55 pm-8:37 pm
1 stop7h 42m
Seattle/Tacoma Intl
Sun 7/12
6:00 am-2:24 pm
1 stop6h 24m
$603
SpringfieldSeattle
SPI - SEA
SPISEA
Springfield Capital
Wed 9/2
2:51 pm-8:52 pm
1 stop8h 01m
Seattle/Tacoma Intl
Tue 9/8
3:35 pm-12:07 am
1 stop6h 32m
$642
SpringfieldSeattle
SPI - SEA
SPISEA
Springfield Capital
Wed 9/2
2:51 pm-8:52 pm
1 stop8h 01m
Seattle/Tacoma Intl
Sat 9/5
1:39 pm-12:07 am
1 stop8h 28m
$679
SpringfieldSeattle
SPI - SEA
SPISEA
Springfield Capital
Fri 9/4
6:08 am-12:34 pm
1 stop8h 26m
Seattle/Tacoma Intl
Wed 9/9
6:15 am-2:20 pm
1 stop6h 05m
$694
SpringfieldSeattle
SPI - SEA
SPISEA
Springfield Capital
Sun 7/5
6:00 am-1:19 pm
1 stop9h 19m
Seattle/Tacoma Intl
Sat 7/11
11:40 am-12:41 am
2 stops11h 01m
$710
SpringfieldSeattle
SPI - SEA
SPISEA
Springfield Capital
Thu 9/3
6:08 am-12:45 pm
1 stop8h 37m
Seattle/Tacoma Intl
Sun 9/6
5:50 am-2:06 pm
1 stop6h 16m
$726
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Springfield 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 Springfield to Seattle in June.
| 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 Springfield, Illinois-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Springfield, Illinois-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Springfield, Illinois-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Springfield, Illinois-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 Springfield, Illinois-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 Springfield to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Springfield with our price prediction graph.
SPI-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 Springfield 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 June 7, 2026.
Read reviews from past customers who have flown American Airlines from Springfield 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.
Crew
7.9
Food
6.4
Overall
7.1
Boarding
7.5
Comfort
7.2
Entertainment
6.9
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Crew
7.9
Food
6.4
Overall
7.1
Boarding
7.5
Comfort
7.2
Entertainment
6.9
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Related info for your journey
Find useful and relevant information for your journey from Springfield 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
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline
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Springfield and Seattle flights
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Other flights from Springfield
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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 June 7, 2026.
Top airline flying from Springfield to Seattle
Discover the top airline that operate flights from Springfield 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 June 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$248 | Average$604 | FlexibilityNo cancel fee | On-time71% |