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$156+ 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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
BMI — SEA
nov. 28 — dic. 51
vie. 11/28
vie. 12/5
1 adult, Economy
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Find 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 octubre 29, 2025.

This American Airlines deal was found by Cheapflights users on 10/27. 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.
jue. 12/113:30 pmBMI - SEA
1 stop9h 31mAmerican Airlines
sáb. 12/1312:38 amSEA - BMI
1 stop8h 13mAmerican Airlines
Deal found 10/27$311
This American Airlines deal was found by Cheapflights users on 10/27. 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.
mar. 11/113:33 pmBMI - SEA
1 stop10h 09mAmerican Airlines
vie. 11/1412:59 amSEA - BMI
1 stop6h 54mAmerican Airlines
Deal found 10/27$418
This American Airlines deal was found by Cheapflights users on 10/28. 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.
mié. 11/125:00 amBMI - SEA
1 stop9h 40mAmerican Airlines
dom. 11/165:24 amSEA - BMI
1 stop7h 43mAmerican Airlines
Deal found 10/28$510
This Delta deal was found by Cheapflights users on 10/27. 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.
jue. 12/113:30 pmBMI - SEA
1 stop10h 28mDelta
dom. 12/147:20 amSEA - BMI
2 stops12h 46mDelta
Deal found 10/27$693
This Delta deal was found by Cheapflights users on 10/27. 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.
mar. 11/113:30 pmBMI - SEA
1 stop10h 29mDelta
sáb. 11/159:43 amSEA - BMI
2 stops10h 23mDelta
Deal found 10/27$756
This Delta deal was found by Cheapflights users on 10/28. 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.
mié. 11/123:30 pmBMI - SEA
1 stop10h 29mDelta
dom. 11/167:15 amSEA - BMI
2 stops12h 51mDelta
Deal found 10/28$800

Cheap 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 octubre 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$311
(American Airlines)

One-way from

$156
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$455
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. 9% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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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 octubre 29, 2025.
Use the filters below to find and compare flights from Bloomington to Seattle that are best for you.

Fly from

Bloomington

Fly to

Seattle

Route

Depart

Return

Price

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

jue. 12/11

3:30 pm-11:01 pm

1 stop9h 31m

Seattle/Tacoma Intl

dom. 12/14

5:18 am-2:48 pm

1 stop7h 30m

$311

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

mié. 11/12

5:00 am-12:40 pm

1 stop9h 40m

Seattle/Tacoma Intl

sáb. 11/15

12:59 am-10:44 am

1 stop7h 45m

$418

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

mar. 11/11

3:33 pm-11:42 pm

1 stop10h 09m

Seattle/Tacoma Intl

vie. 11/14

12:59 am-9:53 am

1 stop6h 54m

$418

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

jue. 12/11

3:30 pm-11:58 pm

1 stop10h 28m

Seattle/Tacoma Intl

dom. 12/14

7:20 am-10:06 pm

2 stops12h 46m

$693

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

mar. 11/11

3:30 pm-11:59 pm

1 stop10h 29m

Seattle/Tacoma Intl

sáb. 11/15

9:43 am-10:06 pm

2 stops10h 23m

$756

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

mar. 12/2

5:10 am-10:05 am

1 stop6h 55m

$156

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

dom. 12/7

3:30 pm-11:58 pm

1 stop10h 28m

$156

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

jue. 11/13

6:10 am-1:09 pm

1 stop8h 59m

$188

BloomingtonSeattle

BMI - SEA

BMISEA

Bloomington-Normal

jue. 11/13

9:18 am-8:18 am

3 stops49h 00m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Bloomington, Illinois-Seattle flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 $239). Flying from Bloomington, Illinois to Seattle in July 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.

What is the cheapest time of day to fly from BMI to SEA?

Find hourly flight availability from Bloomington to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 29, 2025.

One of the essential ways to save on airfare from Bloomington, Illinois to Seattle is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 43% on airfare.

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 octubre 29, 2025.
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
7.2
Good
11,030 reviews

Crew

8.0

Entertainment

6.9

Food

6.4

Overall

7.2

Boarding

7.5

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
11,030 reviews
American Airlines
7.2
Good
11,030 reviews

Crew

8.0

Entertainment

6.9

Food

6.4

Overall

7.2

Boarding

7.5

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

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 $311, American Airlines can have you in Seattle from Bloomington, Illinois in 9h 31m. Airlines will cover a distance of 1713 mi.

  • 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 35% 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 $239). Flying from Bloomington, Illinois to Seattle in July 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
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Lynnwood
Edmonds
Leavenworth
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Kirkland
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Issaquah

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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 octubre 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$314Average$479FlexibilityNo cancel feeOn-time71%

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