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Cheap flights from Seattle to Springfield from $511

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Springfield departing on 10/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

American Airlines Logo
2:52 pm - 11:23 pmSEA-SPI
6h 31m1 stop
American Airlines Logo
6:05 am - 1:46 pmSPI-SEA
9h 41m1 stop
$511American Airlines
Find Deal
Sun, Oct 12 - Sun, Oct 19
American Airlines Logo
2:52 pm - 11:23 pmSEA-SPI
6h 31m1 stop
American Airlines Logo
6:05 am - 2:59 pmSPI-SEA
10h 54m2 stops
$557American Airlines
Find Deal
Sun, Oct 12 - Sun, Oct 19
American Airlines Logo
11:24 pm - 1:12 pmSEA-SPI
11h 48m2 stops
American Airlines Logo
6:05 am - 2:59 pmSPI-SEA
10h 54m2 stops
$644American Airlines
Find Deal
Sun, Oct 12 - Sun, Oct 19
American Airlines Logo
12:34 am - 1:12 pmSEA-SPI
10h 38m1 stop
American Airlines Logo
1:42 pm - 12:27 amSPI-SEA
12h 45m1 stop
$816American Airlines
Find Deal
Sat, Oct 11 - Sun, Oct 19
American Airlines Logo
12:34 am - 1:12 pmSEA-SPI
10h 38m1 stop
American Airlines Logo
6:05 am - 2:59 pmSPI-SEA
10h 54m2 stops
$865American Airlines
Find Deal
Sat, Oct 11 - Sun, Oct 19

American Airlines flights from Seattle to Springfield, Illinois

Our best American Airlines deals on Seattle to Springfield, Illinois flight tickets
American Airlines
Oct 12
SEA2:52 pmSeattle/Tacoma Intl
6h 31m
1 stop
SPI11:23 pmSpringfield Capital
Oct 19
SPI6:05 amSpringfield Capital
9h 41m
1 stop
SEA1:46 pmSeattle/Tacoma Intl
$511
Find similar
American Airlines
Oct 12
SEA2:52 pmSeattle/Tacoma Intl
6h 31m
1 stop
SPI11:23 pmSpringfield Capital
Oct 19
SPI6:05 amSpringfield Capital
10h 54m
2 stops
SEA2:59 pmSeattle/Tacoma Intl
$557
Find similar
American Airlines
Oct 12
SEA11:24 pmSeattle/Tacoma Intl
11h 48m
2 stops
SPI1:12 pmSpringfield Capital
Oct 19
SPI6:05 amSpringfield Capital
10h 54m
2 stops
SEA2:59 pmSeattle/Tacoma Intl
$644
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Springfield, Illinois 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, momondo users made 832,500 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Seattle to Springfield, Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleSpringfield

SEA - SPI

SEASPI

Seattle/Tacoma Intl

Sun 10/12

2:52 pm-11:23 pm

1 stop6h 31m

Springfield Capital

Sun 10/19

6:05 am-1:46 pm

1 stop9h 41m

$511

SeattleSpringfield

SEA - SPI

SEASPI

Seattle/Tacoma Intl

Sun 10/12

2:52 pm-11:23 pm

1 stop6h 31m

Springfield Capital

Sun 10/19

6:05 am-2:59 pm

2 stops10h 54m

$557

SeattleSpringfield

SEA - SPI

SEASPI

Seattle/Tacoma Intl

Sun 10/12

11:24 pm-1:12 pm

2 stops11h 48m

Springfield Capital

Sun 10/19

6:05 am-2:59 pm

2 stops10h 54m

$644

SeattleSpringfield

SEA - SPI

SEASPI

Seattle/Tacoma Intl

Sat 10/11

12:34 am-1:12 pm

1 stop10h 38m

Springfield Capital

Sun 10/19

1:42 pm-12:27 am

1 stop12h 45m

$816

SeattleSpringfield

SEA - SPI

SEASPI

Seattle/Tacoma Intl

Sat 10/11

12:34 am-1:12 pm

1 stop10h 38m

Springfield Capital

Sun 10/19

6:05 am-2:59 pm

2 stops10h 54m

$865

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Seattle to Springfield, Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Springfield, Illinois?

Our data shows that Tuesday is the least expensive day to fly to Springfield, Illinois. Tickets to fly out on this day can be as low as $556. The most expensive day to fly to Springfield, Illinois is Sunday, with ticket prices averaging around $680.

What is the cheapest time of day to depart on your flight to Springfield, Illinois?

In the morning is the cheapest time of day to fly from Seattle to Springfield, Illinois when you can find flight prices for as low as $587. Flying to Springfield, Illinois in the morning is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Springfield, Illinois is in the evening when prices are around $680.

Can stopping save me money on Seattle to Springfield, Illinois flights?

You could potentially save up to 52% on your flight if you consider stops on a Seattle to Springfield, Illinois flight.

When to book flights from Seattle to Springfield, Illinois

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Springfield, Illinois according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Springfield, Illinois (SEA to SPI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Springfield, Illinois

Direct flights

None
There are no direct flights from Seattle to Springfield, Illinois. There are no popular flight routes from Seattle to Springfield, Illinois.
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  • How far is Seattle/Tacoma Intl to Springfield Capital by plane?

    The distance between Seattle/Tacoma Intl and Springfield Capital is about 1704.0 mi. A reasonable flight in good conditions will take 6h 31m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Springfield Capital Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Springfield Capital Airport are updated daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Springfield Capital Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Springfield Capital Airport.

  • What documentation or ID do you need to fly to Springfield Capital Airport?

    The travel and health documents you'll need for your trip to Springfield Capital Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Springfield Capital Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Springfield?

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

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Springfield?

Finding the right flight to Springfield from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Springfield quick and easy, saving you time and money.

Can I find flights from Seattle to Springfield with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Springfield flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Springfield?

momondo helps you find the best flight between Seattle and Springfield by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Springfield right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Springfield flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Springfield, Illinois trip

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