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$167+ 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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BMI
Apr 11 — Apr 181
Sat 4/11
Sat 4/18
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 March 12, 2026.

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.
Thu 6/411:58 pm
SEA
-
BMI
1 stop9h 05m
American Airlines
Mon 6/86:05 pm
BMI
-
SEA
1 stop7h 34m
American Airlines
Deal found 3/11$349
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/911:52 pm
SEA
-
BMI
1 stop7h 10m
United Airlines
Tue 6/169:44 am
BMI
-
SEA
2 stops10h 15m
United Airlines
Deal found 3/10$354
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 4/1711:33 pm
SEA
-
BMI
1 stop9h 13m
American Airlines
Mon 4/202:46 pm
BMI
-
SEA
1 stop11h 50m
American Airlines
Deal found 3/11$425
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/811:52 pm
SEA
-
BMI
1 stop7h 10m
United Airlines
Sun 6/147:15 pm
BMI
-
SEA
1 stop6h 44m
United Airlines
Deal found 3/10$439
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/711:52 pm
SEA
-
BMI
1 stop7h 10m
United Airlines
Wed 6/177:15 pm
BMI
-
SEA
1 stop6h 44m
United Airlines
Deal found 3/10$441
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/811:52 pm
SEA
-
BMI
1 stop7h 10m
United Airlines
Tue 6/169:44 am
BMI
-
SEA
2 stops10h 15m
United Airlines
Deal found 3/10$444
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/811:20 pm
SEA
-
BMI
2 stops13h 03m
United Airlines
Mon 6/157:15 pm
BMI
-
SEA
1 stop6h 44m
United Airlines
Deal found 3/10$446
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/75:04 pm
SEA
-
BMI
2 stops13h 58m
United Airlines
Mon 6/157:15 pm
BMI
-
SEA
1 stop6h 44m
United Airlines
Deal found 3/10$448
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/75:04 pm
SEA
-
BMI
2 stops13h 58m
United Airlines
Tue 6/169:44 am
BMI
-
SEA
2 stops13h 02m
United Airlines
Deal found 3/10$451
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.
Mon 5/410:25 am
SEA
-
BMI
1 stop10h 02m
American Airlines
Mon 5/113:45 pm
BMI
-
SEA
1 stop7h 37m
American Airlines
Deal found 3/7$464

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 March 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(American Airlines)

One-way from

$177
(American Airlines)

Popular in

November

Cheapest in

September

Average price

$411
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. 12% potential increase in price ($68 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
Average for round-trip flights in March 2026
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 March 12, 2026.
Use the filters below to find and compare flights from Seattle to Bloomington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Thu 6/11

10:40 pm-9:02 am

1 stop8h 22m

Bloomington-Normal

Tue 6/16

7:15 pm-11:59 pm

1 stop6h 44m

$439

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Wed 6/10

5:04 pm-9:02 am

2 stops13h 58m

Bloomington-Normal

Sun 6/14

7:15 pm-11:59 pm

1 stop6h 44m

$446

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Mon 6/8

11:20 pm-2:23 pm

2 stops13h 03m

Bloomington-Normal

Mon 6/15

7:15 pm-11:59 pm

1 stop6h 44m

$446

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Wed 6/10

11:20 pm-2:23 pm

2 stops13h 03m

Bloomington-Normal

Mon 6/15

9:44 am-9:59 pm

2 stops14h 15m

$498

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Wed 6/10

5:04 pm-9:02 am

2 stops13h 58m

Bloomington-Normal

Thu 6/18

7:15 pm-8:00 am

2 stops14h 45m

$584

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Thu 5/21

10:40 pm-9:02 am

1 stop8h 22m

Bloomington-Normal

Mon 5/25

7:15 pm-11:59 pm

1 stop6h 44m

$635

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Thu 6/4

11:52 pm-9:02 am

1 stop7h 10m

Bloomington-Normal

Mon 6/8

9:44 am-10:42 pm

2 stops14h 58m

$651

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Fri 7/31

5:04 pm-9:02 am

2 stops13h 58m

Bloomington-Normal

Mon 8/3

7:15 pm-8:00 am

2 stops14h 45m

$677

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Fri 4/17

3:17 pm-11:52 pm

1 stop6h 35m

Bloomington-Normal

Mon 4/20

2:46 pm-10:47 pm

2 stops10h 01m

$730

SeattleBloomington

SEA - BMI

SEABMI

Seattle/Tacoma Intl

Mon 5/4

8:30 pm-11:19 am

2 stops12h 49m

Bloomington-Normal

Mon 5/11

12:05 pm-8:06 pm

1 stop10h 01m

$754

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 16 resultsSorted by cheapest first
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, October is the cheapest month in which you can book a flight from Seattle to Bloomington, Illinois (average of $250). Flying from Seattle to Bloomington, Illinois in June is currently the most expensive (average of $355). 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 March 12, 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
7.1
Good
11,435 reviews

Food

6.4

Overall

7.1

Comfort

7.2

Entertainment

6.9

Boarding

7.5

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
7.1
Good
11,435 reviews
American Airlines
7.1
Good
11,435 reviews

Food

6.4

Overall

7.1

Comfort

7.2

Entertainment

6.9

Boarding

7.5

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?

    United Airlines can get you from Seattle to Bloomington, Illinois in just under 13h 58m. Your travel time can differ by up to . Airlines will cover a distance of 1713 mi.

  • 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 35% 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, October is the cheapest month in which you can book a flight from Seattle to Bloomington, Illinois (average of $250). Flying from Seattle to Bloomington, Illinois in June is currently the most expensive (average of $355). 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 March 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$314Average$464FlexibilityNo cancel feeOn-time71%

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