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$156+ Cheap flights from Bellingham (BLI) to Illinois

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
BLI — ORD
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Bellingham to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Bellingham (BLI) to Illinois (USIL). 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 January 21, 2025.

Round-trip from

$378
(Alaska Airlines)

One-way from

$156
(Mytrip)
From Bellingham to Illinois
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One-way flight from Bellingham to Illinois
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Find flight deals from Bellingham to Illinois

Cheapest flights from Bellingham to Illinois
Explore the most affordable flight options available from Bellingham to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Alaska Airlines deal was found by Cheapflights users on 1/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/222:51 pmBLI - ORD
1 stop7h 08mAlaska Airlines
Wed 4/306:00 amORD - BLI
1 stop8h 14mAlaska Airlines
Deal found 1/21$378
This Mytrip deal was found by Cheapflights users on 1/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/47:00 amBLI - ORD
2 stops27h 03mMultiple Airlines
Sun 5/116:45 amORD - BLI
1 stop9h 29mMultiple Airlines
Deal found 1/20$385
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/55:19 amBLI - STL
1 stop6h 34mAlaska Airlines
Sun 2/97:00 amSTL - BLI
1 stop7h 18mAlaska Airlines
Deal found 1/20$614
This American Airlines deal was found by Cheapflights users on 1/21. 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 4/228:12 amBLI - ORD
2 stops13h 38mAmerican Airlines
Wed 4/307:35 amORD - BLI
1 stop18h 24mAmerican Airlines
Deal found 1/21$1,608

Find flights from Bellingham to Illinois within your budget

Customize your flight search to find flights from Bellingham to 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, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BellinghamChicago

BLI - ORD

BLIORD

Bellingham

Tue 4/22

2:51 pm-11:59 pm

1 stop7h 08m

Chicago O'Hare Intl

Wed 4/30

6:00 am-12:14 pm

1 stop8h 14m

$378

BellinghamChicago

BLI - ORD

BLIORD

Bellingham

Sun 5/4

7:00 am-12:03 pm

2 stops27h 03m

Chicago O'Hare Intl

Sun 5/11

6:45 am-2:14 pm

1 stop9h 29m

$385

BellinghamSt. Louis

BLI - STL

BLISTL

Bellingham

Wed 2/5

5:19 am-1:53 pm

1 stop6h 34m

Lambert-St Louis

Sun 2/9

7:00 am-12:18 pm

1 stop7h 18m

$614

BellinghamChicago

BLI - ORD

BLIORD

Bellingham

Tue 4/22

8:12 am-11:50 pm

2 stops13h 38m

Chicago O'Hare Intl

Wed 4/30

7:35 am-11:59 pm

1 stop18h 24m

$1,608

BellinghamChicago

BLI - ORD

BLIORD

Bellingham

Wed 2/19

2:32 pm-6:07 am

1 stop13h 35m

$156

BellinghamChicago

BLI - ORD

BLIORD

Bellingham

Tue 2/18

12:54 pm-11:59 pm

1 stop9h 05m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Best time to book a flight from Bellingham to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Bellingham 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.

Travel insights for flights from Bellingham to Illinois

Get recent, data-driven insights about flights from Bellingham to Illinois including ideal travel times, pricing trends, and more.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated January 21, 2025.
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

Alaska Airlines
8.0
Very good
9,706 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Bellingham to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Bellingham to Illinois?

    For a flight from Bellingham to Illinois, you will be flying from Bellingham. Bellingham (BLI) is just 3.2 mi from the center of the city.

  • Can I find deals for flights from Bellingham to Illinois that include hotel bookings?

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

  • How can I find direct flights from Bellingham to Illinois?

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

  • Can I find deals for business class flights from Bellingham to Illinois?

    Yes. Cheapflights offers flight deals from Bellingham to Illinois 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 Bellingham to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Bellingham to Illinois (average of $245). Flying from Bellingham to Illinois in March is currently the most expensive (average of $320). 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.

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Top airline flying from Bellingham to Illinois

Discover the top airline that operate flights from Bellingham to Illinois. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$302Average$513FlexibilityNo cancel feeOn-time75%
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