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Springfield

$495+ Cheap flights from Seattle to Springfield, IL (SEA - SPI)

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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SPI
Apr 11 — Apr 181
Sat 4/11
Sat 4/18
1 adult, Economy
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Cheap flight deals from Seattle to Springfield

Cheapest flights from Seattle to Springfield
Explore the most affordable flight options available from Seattle to Springfield. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.

This American Airlines deal was found by Cheapflights users on 3/7. 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.
Thu 7/303:09 pm
SEA
-
SPI
1 stop6h 30m
American Airlines
Tue 8/42:50 pm
SPI
-
SEA
1 stop7h 41m
American Airlines
Deal found 3/7$495
This American Airlines deal was found by Cheapflights users on 3/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/211:46 pm
SEA
-
SPI
1 stop8h 01m
American Airlines
Mon 5/256:00 am
SPI
-
SEA
1 stop8h 56m
American Airlines
Deal found 3/8$557
This American Airlines deal was found by Cheapflights users on 3/10. 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 3/251:37 pm
SEA
-
SPI
1 stop7h 55m
American Airlines
Sun 3/296:37 pm
SPI
-
SEA
1 stop6h 36m
American Airlines
Deal found 3/10$588
This American Airlines deal was found by Cheapflights users on 3/11. 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 3/277:21 am
SEA
-
SPI
1 stop8h 42m
American Airlines
Tue 3/315:00 am
SPI
-
SEA
1 stop9h 47m
American Airlines
Deal found 3/11$608
This American Airlines deal was found by Cheapflights users on 3/10. 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 7/316:00 am
SEA
-
SPI
1 stop6h 12m
American Airlines
Mon 8/36:00 am
SPI
-
SEA
1 stop8h 49m
American Airlines
Deal found 3/10$629

Find flight deals from Seattle to Springfield

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Springfield (SPI). 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 March 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$495
(American Airlines)
Provider with most accurate pricing for Seattle/Tacoma Intl-Springfield Capital flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Springfield Capital flights.
Search Deals
From Seattle/Tacoma Intl to Springfield Capital
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Springfield 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 March 12, 2026.
Use the filters below to find and compare flights from Seattle to Springfield that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleSpringfield

SEA - SPI

SEASPI

Seattle/Tacoma Intl

Thu 7/30

3:09 pm-11:39 pm

1 stop6h 30m

Springfield Capital

Tue 8/4

2:50 pm-8:31 pm

1 stop7h 41m

$495

SeattleSpringfield

SEA - SPI

SEASPI

Seattle/Tacoma Intl

Thu 5/21

10:23 am-11:47 pm

2 stops11h 24m

Springfield Capital

Mon 5/25

2:31 pm-8:33 pm

1 stop8h 02m

$562

SeattleSpringfield

SEA - SPI

SEASPI

Seattle/Tacoma Intl

Wed 3/25

6:00 am-6:03 pm

2 stops10h 03m

Springfield Capital

Sun 3/29

5:00 am-12:47 pm

1 stop9h 47m

$593

SeattleSpringfield

SEA - SPI

SEASPI

Seattle/Tacoma Intl

Fri 3/27

7:21 am-6:03 pm

1 stop8h 42m

Springfield Capital

Tue 3/31

5:00 am-12:47 pm

1 stop9h 47m

$608

SeattleSpringfield

SEA - SPI

SEASPI

Seattle/Tacoma Intl

Fri 7/31

6:00 am-2:12 pm

1 stop6h 12m

Springfield Capital

Mon 8/3

6:00 am-4:39 pm

2 stops12h 39m

$656

SeattleSpringfield

SEA - SPI

SEASPI

Seattle/Tacoma Intl

Tue 3/24

11:45 am-11:32 pm

2 stops9h 47m

Springfield Capital

Thu 3/26

6:37 pm-11:13 pm

1 stop6h 36m

$970

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Sorted by cheapest first

Compare providers for flights from Seattle to Springfield

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 Seattle to Springfield in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Springfield, Illinois flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Springfield, Illinois flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Springfield, Illinois flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Springfield, Illinois 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 Seattle-Springfield, Illinois 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 Seattle to Springfield

Have a flexible travel schedule? Discover the best time to fly to Springfield from Seattle with our price prediction graph.
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 Seattle to Springfield

What is the cheapest month to book a flight from Seattle to Springfield, Illinois?

Currently, January is the cheapest month in which you can book a flight from Seattle to Springfield, Illinois (average of $152). Flying from Seattle to Springfield, Illinois in December is currently the most expensive (average of $250). 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.

Reviews of airlines servicing Springfield

Get insights into the airlines that provide service to Springfield. 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 Springfield. Reviews last updated March 12, 2026.
See what other customers who have flown with American Airlines from Seattle to Springfield have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,435 reviews

Overall

7.1

Entertainment

6.9

Boarding

7.5

Crew

8.0

Comfort

7.2

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.
American Airlines
7.1
Good
11,435 reviews
American Airlines
7.1
Good
11,435 reviews

Overall

7.1

Entertainment

6.9

Boarding

7.5

Crew

8.0

Comfort

7.2

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Springfield. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Springfield, Illinois?

    For as low as $495, American Airlines can have you in Springfield, Illinois from Seattle in 6h 30m. Airlines will cover a distance of 1698 mi.

  • What is the cheapest airline to fly from Seattle to Springfield, Illinois round-trip?

    Our cheapest airline available from Seattle to Springfield, Illinois is American Airlines. Our recent data shows that you can find tickets from as low as $228 on this airline.

  • Can I find deals for flights from Seattle to Springfield that include hotel bookings?

    Yes. In addition to deals on Seattle to Springfield flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Springfield?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Springfield.

  • Can I find deals for business class flights from Seattle to Springfield?

    Yes. Cheapflights offers flight deals from Seattle to Springfield by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Springfield, Illinois?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Springfield, Illinois (average of $152). Flying from Seattle to Springfield, Illinois in December is currently the most expensive (average of $250). 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.

See more FAQs

Traveling to a place near Springfield?

Book flights to Springfield if you plan to visit one of these locations
Lincoln

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Top airline flying from Seattle to Springfield

Discover the top airline that operate flights from Seattle to Springfield. 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 March 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$228Average$506FlexibilityNo cancel feeOn-time71%

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