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$157+ Cheap flights from Seattle to Bloomington, IL (SEA - BMI)

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 3/14. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BMI
Mar 22 — Mar 291
Sun 3/22
Sun 3/29
1 adult, Economy
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Cheap flight deals from Seattle to Bloomington

Cheapest flights from Seattle to Bloomington
Explore the most affordable flight options available from Seattle to Bloomington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.

This American Airlines deal was found by Cheapflights users on 2/20. 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.
Wed 4/151:19 pm
SEA
-
BMI
1 stop8h 33m
American Airlines
Sat 4/183:45 pm
BMI
-
SEA
1 stop9h 02m
American Airlines
Deal found 2/20$324
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Mon 3/912:13 am
SEA
-
BMI
1 stop8h 48m
American Airlines
Tue 3/173:45 pm
BMI
-
SEA
1 stop9h 24m
American Airlines
Deal found 2/19$334
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/711:55 am
SEA
-
BMI
1 stop8h 11m
Delta
Wed 3/1112:02 pm
BMI
-
SEA
1 stop8h 54m
Delta
Deal found 2/20$359
This United Airlines deal was found by Cheapflights users on 2/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/210:40 pm
SEA
-
BMI
1 stop8h 22m
United Airlines
Sat 6/67:15 pm
BMI
-
SEA
1 stop6h 44m
United Airlines
Deal found 2/17$399
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 3/312:07 am
SEA
-
BMI
1 stop8h 54m
American Airlines
Wed 3/116:20 am
BMI
-
SEA
1 stop8h 34m
American Airlines
Deal found 2/20$404
This Delta deal was found by Cheapflights users on 2/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/211:55 pm
SEA
-
BMI
1 stop9h 26m
Delta
Mon 6/84:00 pm
BMI
-
SEA
1 stop10h 06m
Delta
Deal found 2/17$424
This United Airlines deal was found by Cheapflights users on 2/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:04 pm
SEA
-
BMI
2 stops13h 58m
United Airlines
Mon 6/87:15 pm
BMI
-
SEA
1 stop6h 44m
United Airlines
Deal found 2/17$429
This United Airlines deal was found by Cheapflights users on 2/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:52 pm
SEA
-
BMI
1 stop7h 10m
United Airlines
Mon 6/87:15 pm
BMI
-
SEA
1 stop6h 44m
United Airlines
Deal found 2/17$449
This American Airlines deal was found by Cheapflights users on 2/17. 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 3/412:07 am
SEA
-
BMI
1 stop8h 54m
American Airlines
Mon 3/95:00 am
BMI
-
SEA
1 stop9h 47m
American Airlines
Deal found 2/17$475
This Delta deal was found by Cheapflights users on 2/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/211:55 pm
SEA
-
BMI
1 stop9h 26m
Delta
Sun 6/74:00 pm
BMI
-
SEA
1 stop10h 06m
Delta
Deal found 2/17$504
This United Airlines deal was found by Cheapflights users on 2/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1011:48 pm
SEA
-
BMI
1 stop7h 11m
United Airlines
Mon 5/187:00 pm
BMI
-
SEA
1 stop29h 42m
United Airlines
Deal found 2/18$556

Find flight deals from Seattle to Bloomington

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Bloomington (BMI). 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 February 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$334
(American Airlines)

One-way from

$157
(American Airlines)

Popular in

November

Cheapest in

March
Provider with most accurate pricing for Seattle/Tacoma Intl-Bloomington-Normal flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Bloomington-Normal flights.
Search Deals
From Seattle/Tacoma Intl to Bloomington-Normal
Search Deals
One-way flight from Seattle/Tacoma Intl to Bloomington-Normal
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($42 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Bloomington 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 February 20, 2026.
Use the filters below to find and compare flights from Seattle to Bloomington that are best for you.

Fly from

Seattle

Fly to

Bloomington

Route

Depart

Return

Price

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Mon 3/9

12:13 am-11:01 am

1 stop8h 48m

Bloomington-Normal

Tue 3/17

3:45 pm-11:09 pm

1 stop9h 24m

$334

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Tue 6/2

10:40 pm-9:02 am

1 stop8h 22m

Bloomington-Normal

Sat 6/6

7:15 pm-11:59 pm

1 stop6h 44m

$399

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Wed 6/3

1:36 pm-10:27 pm

1 stop6h 51m

Bloomington-Normal

Sat 6/6

7:15 pm-11:59 pm

1 stop6h 44m

$399

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Tue 3/3

12:07 am-11:01 am

1 stop8h 54m

Bloomington-Normal

Wed 3/11

6:20 am-12:54 pm

1 stop8h 34m

$404

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Tue 6/2

11:55 pm-11:21 am

1 stop9h 26m

Bloomington-Normal

Mon 6/8

4:00 pm-12:06 am

1 stop10h 06m

$424

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Wed 6/3

11:55 pm-11:21 am

1 stop9h 26m

Bloomington-Normal

Mon 6/8

4:00 pm-12:06 am

1 stop10h 06m

$424

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Thu 6/4

11:52 pm-9:02 am

1 stop7h 10m

Bloomington-Normal

Sat 6/6

9:44 am-9:59 pm

2 stops14h 15m

$429

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Tue 6/2

5:04 pm-9:02 am

2 stops13h 58m

Bloomington-Normal

Mon 6/8

7:15 pm-11:59 pm

1 stop6h 44m

$429

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Sat 3/14

12:07 am-11:01 am

1 stop8h 54m

$157

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Thu 4/2

12:13 am-11:01 am

1 stop8h 48m

$300

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

Showing 1-10 of 14 results
1
2
  • Most accurate provider: When it comes to deals on Seattle-Bloomington, Illinois flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Bloomington, Illinois flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Bloomington, Illinois flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Bloomington, 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-Bloomington, 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 Bloomington

Have a flexible travel schedule? Discover the best time to fly to Bloomington 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 Bloomington

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

Currently, April is the cheapest month in which you can book a flight from Seattle to Bloomington, Illinois (average of $228). Flying from Seattle to Bloomington, Illinois in June is currently the most expensive (average of $360). 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 Bloomington

Get insights into the airlines that provide service to Bloomington. 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 Bloomington. Reviews last updated February 20, 2026.
See what other customers who have flown with American Airlines from Seattle to Bloomington 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
7.2
Good
11,334 reviews

Overall

7.2

Comfort

7.2

Entertainment

6.9

Boarding

7.5

Food

6.4

Crew

8.0

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
7.2
Good
11,334 reviews
American Airlines
7.2
Good
11,334 reviews

Overall

7.2

Comfort

7.2

Entertainment

6.9

Boarding

7.5

Food

6.4

Crew

8.0

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 Bloomington. 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 Bloomington, Illinois?

    American Airlines, Delta, and United Airlines can get you from Seattle to Bloomington, Illinois in just under 8h 11m. Your travel time can differ by up to 37m. Airlines will cover a distance of 1713 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, American Airlines ($314), offers the cheapest pricing from Seattle to Bloomington, Illinois. American Airlines is priced at 34% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Seattle to Bloomington, Illinois (average of $228). Flying from Seattle to Bloomington, Illinois in June is currently the most expensive (average of $360). 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 Bloomington?

Book flights to Bloomington if you plan to visit one of these locations
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Top airline flying from Seattle to Bloomington

Discover the top airline that operate flights from Seattle to Bloomington. 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 February 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$314Average$461FlexibilityNo cancel feeOn-time71%

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