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$234+ Cheap flights from Springfield, IL to Seattle (SPI - 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — SEA
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap 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 July 3, 2025.

Round-trip from

$234
(American Airlines)

Popular in

January

Cheapest in

February

Average price

$561
From Springfield Capital to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Springfield to Seattle

Cheapest flights from Springfield to Seattle
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 July 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/2. 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 10/242:12 pmSPI - SEA
1 stop8h 34mAmerican Airlines
Mon 10/2710:01 pmSEA - SPI
2 stops13h 41mAmerican Airlines
Deal found 7/2$234
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/169:25 amSPI - SEA
3 stops33h 00mMultiple Airlines
Sun 7/209:12 amSEA - SPI
3 stops32h 07mMultiple Airlines
Deal found 6/30$852

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 July 3, 2025.
Use the filters below to find and compare flights from Springfield to Seattle that are best for you.

Fly from

Springfield

Fly to

Seattle

Route

Depart

Return

Price

SpringfieldSeattle

SPI - SEA

SPISEA

Springfield Capital

Fri 10/24

2:12 pm-8:46 pm

1 stop8h 34m

Seattle/Tacoma Intl

Mon 10/27

10:01 pm-1:42 pm

2 stops13h 41m

$234

SpringfieldSeattle

SPI - SEA

SPISEA

Springfield Capital

Wed 7/16

9:25 am-4:25 pm

3 stops33h 00m

Seattle/Tacoma Intl

Sun 7/20

9:12 am-7:19 pm

3 stops32h 07m

$852

SpringfieldSeattle

SPI - SEA

SPISEA

Springfield Capital

Sat 8/23

4:26 pm-11:41 pm

1 stop9h 15m

$402

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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.
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

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

Currently, January is the cheapest month in which you can book a flight from Springfield, Illinois to Seattle (average of $238). Flying from Springfield, Illinois to Seattle in July is currently the most expensive (average of $390). 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 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 3, 2025.
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.
American Airlines
7.2
Good
10,000 reviews

Overall

7.2

Comfort

7.2

Food

6.5

Crew

8.0

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Overall

7.2

Comfort

7.2

Food

6.5

Crew

8.0

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

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.

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

    Currently priced at $234, American Airlines will fly you from Springfield, Illinois to Seattle and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. American Airlines is priced at 50% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Springfield to Seattle 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 Springfield, Illinois to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Springfield, Illinois to Seattle (average of $238). Flying from Springfield, Illinois to Seattle in July is currently the most expensive (average of $390). 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
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Lynnwood
Renton
Olympia
Shoreline
Puyallup
Cle Elum
Centralia
Kent
Federal Way
Chehalis
Kirkland
Aberdeen
Shelton

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$303Average$468FlexibilityNo cancel feeOn-time71%

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