What are the cheapest airlines flying from Bellingham to Chicago round-trip?

Alaska Airlines, at $426, was found to be the cheapest airline from Bellingham to Chicago. An alternate airline flying to your destination would be American Airlines. Alaska Airlines is 20% cheaper than the average price of flights available within the next 90 days to this destination.

What is the cheapest month to book a flight from Bellingham to Chicago?

Currently, August is the cheapest month in which you can book a flight from Bellingham to Chicago (average of $245). Flying from Bellingham to Chicago in March is currently the most expensive (average of $321). 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 day to fly from Bellingham to Chicago?

Travelers seeking maximum savings on their Bellingham to Chicago flight should consider departing on Saturday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Bellingham to Chicago?

Departing on a Friday is a good option for securing a great price. You can expect to save up to 28% when planning your travel around this day of the week.

What is the cheapest month to fly from Bellingham to Chicago?

Our data shows that March tends to be the cheapest month to fly to Chicago from Bellingham. Users have commonly found prices around $533 for the month, but tickets can be as low as $397. Due to multiple factors, prepare for potentially higher prices in July.

What is the cheapest time of day to fly from BLI to CHI?

It’s typically best to fly out from Bellingham to Chicago in the afternoon. Doing so could potentially save you 31% on the flight price compared to flying at noon, which is usually more expensive.

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

Most trusted provider : When it comes to deals on Bellingham-Chicago 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 Bellingham-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Bellingham to Chicago?

For a flight from Bellingham to Chicago, you will be flying from Bellingham. Bellingham (BLI) is just 3.2 mi from the center of the city. Bellingham is the only Bellingham airport and it handles 0 outbound flights to Chicago per day. 1 airline has flights to Chicago from Bellingham on a regular basis.

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

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

How can I find direct flights from Bellingham to Chicago?

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

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

Yes. Cheapflights offers flight deals from Bellingham to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$426+ Flights from Bellingham to Chicago

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1. Tell us where you want to go

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2. Select your favorite providers

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3. Compare prices and book

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Cheap flight deals from Bellingham to Chicago

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$426 (Alaska Airlines)
Popular in	July
Cheapest in	March
Average price	$564

Provider with most accurate pricing for Bellingham-Chicago (CHI) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Bellingham-Chicago (CHI) flights.

Search Deals

From Bellingham to Chicago (CHI)

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($117 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Find flight deals from Bellingham to Chicago

Cheapest flights from Bellingham to Chicago
Explore the most affordable flight options available from Bellingham to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 22, 2025.

mié. 7/168:05 amBLI - ORD

2 stops13h 34mAlaska Airlines

sáb. 7/197:00 amORD - BLI

2 stops16h 28mAlaska Airlines

Deal found 4/22

$426

mié. 7/166:00 amBLI - ORD

1 stop11h 44mAmerican Airlines

sáb. 7/1911:47 amORD - BLI

1 stop11h 41mAmerican Airlines

Deal found 4/22

$467

Best flights from Bellingham to Chicago
Discover carefully curated flight deals from Bellingham to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 22, 2025.

mié. 7/168:05 amBLI - ORD

2 stops13h 34mAlaska Airlines

sáb. 7/197:00 amORD - BLI

2 stops16h 28mAlaska Airlines

Deal found 4/22

$426

mié. 7/166:00 amBLI - ORD

1 stop11h 44mAmerican Airlines

sáb. 7/1911:47 amORD - BLI

1 stop11h 41mAmerican Airlines

Deal found 4/22

$467

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bellingham to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BellinghamChicago

BLI - ORD

BLIORD

Bellingham

mié. 7/16

8:05 am-11:39 pm

2 stops13h 34m

Chicago O'Hare Intl

sáb. 7/19

7:00 am-9:28 pm

2 stops16h 28m

$426

BellinghamChicago

BLI - ORD

BLIORD

Bellingham

mié. 7/16

6:00 am-7:44 pm

1 stop11h 44m

Chicago O'Hare Intl

sáb. 7/19

11:47 am-9:28 pm

1 stop11h 41m

$467

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Compare providers for flights from Bellingham to Chicago

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Bellingham to Chicago in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 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 Bellingham-Chicago flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Bellingham-Chicago flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Bellingham-Chicago flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Bellingham-Chicago 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 Bellingham-Chicago 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 Bellingham to Chicago

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

Cheapflights Insights

Everything you need to know about your flight from Bellingham to Chicago

Rainfall in Chicago by month

In terms of precipitation, rainfall in Chicago 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 Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

If weather is an important factor for your trip to Chicago, 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 Chicago

Alaska Airlines

8.0

Very good

9,906 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

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

Alaska Airlines

8.0

Very good

9,906 reviews

Alaska Airlines

8.0

Very good

9,906 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

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

9,906 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

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

Related info for your journey

What airport do you fly from for flights from Bellingham to Chicago?
For a flight from Bellingham to Chicago, you will be flying from Bellingham. Bellingham (BLI) is just 3.2 mi from the center of the city. Bellingham is the only Bellingham airport and it handles 0 outbound flights to Chicago per day. 1 airline has flights to Chicago from Bellingham on a regular basis.
What are the cheapest airlines flying from Bellingham to Chicago round-trip?
Alaska Airlines, at $426, was found to be the cheapest airline from Bellingham to Chicago. An alternate airline flying to your destination would be American Airlines. Alaska Airlines is 20% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for flights from Bellingham to Chicago that include hotel bookings?
Yes. In addition to deals on Bellingham to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Bellingham to Chicago?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bellingham to Chicago.
Can I find deals for business class flights from Bellingham to Chicago?
Yes. Cheapflights offers flight deals from Bellingham to Chicago 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 Chicago?
Currently, August is the cheapest month in which you can book a flight from Bellingham to Chicago (average of $245). Flying from Bellingham to Chicago in March is currently the most expensive (average of $321). 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

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Top airline flying from Bellingham to Chicago

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$372	Average$513	FlexibilityNo cancel fee	On-time75%

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$426+ Cheap flights from Bellingham (BLI) to Chicago (CHI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Bellingham to Chicago with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Bellingham to Chicago

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Bellingham to Chicago

Cheapest flights from Bellingham to ChicagoExplore the most affordable flight options available from Bellingham to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 22, 2025.

Explore the most affordable flight options available from Bellingham to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 22, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bellingham to Chicago that are best for you.

Compare providers for flights from Bellingham to Chicago

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 Bellingham to Chicago in April.

Best time to book a flight from Bellingham to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Bellingham with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Bellingham to Chicago

Rainfall in Chicago by month

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

Temperature in Chicago by month

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

Reviews of airlines servicing Chicago

Related info for your journey

Find useful and relevant information for your journey from Bellingham to Chicago. 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 Chicago?

What are the cheapest airlines flying from Bellingham to Chicago round-trip?

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

How can I find direct flights from Bellingham to Chicago?

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

What is the cheapest month to book a flight from Bellingham to Chicago?

Traveling to a place near Bellingham?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Bellingham to Chicago

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Bellingham to Chicago

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Cheapest flights from Bellingham to Chicago
Explore the most affordable flight options available from Bellingham to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 22, 2025.