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$177+ Cheap flights from Bloomington, IL to Seattle (BMI - SEA)

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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
BMI — SEA
Apr 14 — Apr 211
Tue 4/14
Tue 4/21
1 adult, Economy
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Cheap flight deals from Bloomington to Seattle

Cheapest flights from Bloomington to Seattle
Explore the most affordable flight options available from Bloomington to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 15, 2026.

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 4/102:46 pm
BMI
-
SEA
1 stop9h 52m
American Airlines
Mon 4/133:17 pm
SEA
-
BMI
1 stop6h 35m
American Airlines
Deal found 3/10$329
This American Airlines deal was found by Cheapflights users on 3/13. 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 4/33:45 pm
BMI
-
SEA
1 stop9h 24m
American Airlines
Tue 4/73:17 pm
SEA
-
BMI
1 stop6h 35m
American Airlines
Deal found 3/13$349
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Fri 5/159:41 am
BMI
-
SEA
1 stop8h 07m
United Airlines
Sat 5/237:05 pm
SEA
-
BMI
2 stops11h 57m
United Airlines
Deal found 3/12$376
This American Airlines deal was found by Cheapflights users on 3/13. 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 4/911:16 am
BMI
-
SEA
1 stop13h 22m
American Airlines
Sun 4/123:17 pm
SEA
-
BMI
1 stop17h 29m
American Airlines
Deal found 3/13$435
This 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:15 pm
BMI
-
SEA
1 stop6h 44m
United Airlines
Tue 6/911:52 pm
SEA
-
BMI
1 stop7h 10m
United Airlines
Deal found 3/11$439
This United Airlines deal was found by Cheapflights users on 3/12. 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 6/87:15 pm
BMI
-
SEA
1 stop6h 44m
United Airlines
Thu 6/1110:40 pm
SEA
-
BMI
1 stop8h 22m
United Airlines
Deal found 3/12$443
This United Airlines deal was found by Cheapflights users on 3/14. 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 6/49:44 am
BMI
-
SEA
2 stops14h 15m
United Airlines
Mon 6/810:40 pm
SEA
-
BMI
1 stop8h 22m
United Airlines
Deal found 3/14$464
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.
Wed 12/21:32 pm
BMI
-
SEA
2 stops10h 24m
United Airlines
Wed 12/92:15 pm
SEA
-
BMI
1 stop7h 57m
United Airlines
Deal found 3/10$467
This American Airlines deal was found by Cheapflights users on 3/13. 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 6/106:05 pm
BMI
-
SEA
1 stop7h 34m
American Airlines
Sun 6/143:06 pm
SEA
-
BMI
1 stop6h 53m
American Airlines
Deal found 3/13$468

Find flight deals from Bloomington to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Bloomington (BMI) 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 March 15, 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

September

Cheapest in

February

Average price

$547
Provider with most accurate pricing for Bloomington-Normal-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bloomington-Normal-Seattle/Tacoma Intl flights.
Search Deals
From Bloomington-Normal to Seattle/Tacoma Intl
Search Deals
One-way flight from Bloomington-Normal to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 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 Bloomington 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 March 15, 2026.
Use the filters below to find and compare flights from Bloomington to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

Fri 4/3

5:00 am-12:47 pm

1 stop9h 47m

Seattle/Tacoma Intl

Tue 4/7

3:17 pm-11:52 pm

1 stop6h 35m

$374
Quickest round-trip

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

Mon 6/8

7:15 pm-11:59 pm

1 stop6h 44m

Seattle/Tacoma Intl

Fri 6/12

11:52 pm-9:02 am

1 stop7h 10m

$443

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

Thu 6/4

9:44 am-9:59 pm

2 stops14h 15m

Seattle/Tacoma Intl

Mon 6/8

5:04 pm-9:02 am

2 stops13h 58m

$469

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

Thu 8/27

1:32 pm-9:56 pm

2 stops10h 24m

Seattle/Tacoma Intl

Mon 8/31

7:35 pm-8:57 am

2 stops11h 22m

$469

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

Tue 6/2

6:00 am-7:18 pm

2 stops15h 18m

Seattle/Tacoma Intl

Tue 6/9

8:30 am-10:27 pm

2 stops11h 57m

$504

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

Thu 6/11

6:00 am-11:38 am

1 stop7h 38m

Seattle/Tacoma Intl

Sat 6/13

10:40 pm-9:02 am

1 stop8h 22m

$520

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

Mon 5/18

6:51 pm-11:59 pm

1 stop7h 08m

Seattle/Tacoma Intl

Thu 5/21

10:40 pm-9:02 am

1 stop8h 22m

$540

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

Thu 6/11

4:22 pm-11:54 pm

1 stop9h 32m

Seattle/Tacoma Intl

Sat 6/13

3:06 pm-12:10 am

1 stop7h 04m

$573

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

Mon 6/8

9:44 am-9:59 pm

2 stops14h 15m

Seattle/Tacoma Intl

Thu 6/11

10:40 pm-9:02 am

1 stop8h 22m

$581
Cheapest one-way

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

Sat 5/16

2:46 pm-10:38 pm

1 stop9h 52m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Compare providers for flights from Bloomington to Seattle

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

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

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

Currently, October is the cheapest month in which you can book a flight from Bloomington, Illinois to Seattle (average of $234). Flying from Bloomington, Illinois to Seattle in January is currently the most expensive (average of $383). 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 March 15, 2026.
Get a feel of what it's like to fly with American Airlines from Bloomington to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,472 reviews

Entertainment

6.9

Overall

7.1

Crew

7.9

Comfort

7.2

Food

6.4

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,472 reviews
American Airlines
7.1
Good
11,472 reviews

Entertainment

6.9

Overall

7.1

Crew

7.9

Comfort

7.2

Food

6.4

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

Related info for your journey

Find useful and relevant information for your journey from Bloomington to Seattle. 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 Bloomington, Illinois to Seattle?

    For as low as $443, American Airlines can have you in Seattle from Bloomington, Illinois in 6h 44m. 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 Bloomington, Illinois to Seattle round-trip?

    Cheapflights users have booked flights from Bloomington, Illinois to Seattle round-trip from $314. American Airlines is 30% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Bloomington, Illinois to Seattle (average of $234). Flying from Bloomington, Illinois to Seattle in January is currently the most expensive (average of $383). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Ellensburg
Tukwila
Fife
Lakewood
Aberdeen
Shoreline
Marysville
Centralia
Federal Way

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Bloomington to Seattle

Discover the top airline that operate flights from Bloomington 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 March 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$314Average$509FlexibilityNo cancel feeOn-time71%

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