$143 Cheap Flights from Bellingham (BLI) to Chicago (ORD)

View $143 flight on Sat, Oct 25, 2025Opens in a new window

Popular airlines from Bellingham, WA (BLI-Bellingham Intl.) to Chicago O'Hare Intl. Airport (ORD)

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Cheap Flights from Bellingham to Chicago (BLI-ORD)

Prices were available within the past 7 days and start at $143 for one-way flights and $283 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Wed, Dec 31 - Sat, Jan 17
BLI
Bellingham
ORD
Chicago
$283 Roundtrip, found 6 hours ago
$283
Roundtrip
found 6 hours ago
Select Hawaiian Airlines flight, departing Wed, Dec 31 from Bellingham to Chicago, returning Sat, Jan 17, priced at $283 found 6 hours ago
Alaska Airlines
Sat, Oct 18 - Sat, Oct 25
BLI
Bellingham
ORD
Chicago
$287 Roundtrip, found 5 days ago
$287
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Oct 18 from Bellingham to Chicago, returning Sat, Oct 25, priced at $287 found 5 days ago
Hawaiian Airlines
Fri, Oct 24 - Wed, Oct 29
BLI
Bellingham
ORD
Chicago
$301 Roundtrip, found 5 days ago
$301
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Fri, Oct 24 from Bellingham to Chicago, returning Wed, Oct 29, priced at $301 found 5 days ago
Hawaiian Airlines
Fri, Oct 31 - Sat, Nov 15
BLI
Bellingham
ORD
Chicago
$302 Roundtrip, found 6 days ago
$302
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Fri, Oct 31 from Bellingham to Chicago, returning Sat, Nov 15, priced at $302 found 6 days ago
Hawaiian Airlines
Wed, Oct 29 - Sat, Nov 8
BLI
Bellingham
ORD
Chicago
$302 Roundtrip, found 6 days ago
$302
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Wed, Oct 29 from Bellingham to Chicago, returning Sat, Nov 8, priced at $302 found 6 days ago
Hawaiian Airlines
Wed, Dec 31 - Wed, Jan 14
BLI
Bellingham
ORD
Chicago
$309 Roundtrip, found 6 hours ago
$309
Roundtrip
found 6 hours ago
Select Hawaiian Airlines flight, departing Wed, Dec 31 from Bellingham to Chicago, returning Wed, Jan 14, priced at $309 found 6 hours ago
Hawaiian Airlines
Tue, Oct 21 - Wed, Oct 22
BLI
Bellingham
ORD
Chicago
$315 Roundtrip, found 5 days ago
$315
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Tue, Oct 21 from Bellingham to Chicago, returning Wed, Oct 22, priced at $315 found 5 days ago
Alaska Airlines
Sat, Oct 25 - Sat, Nov 1
BLI
Bellingham
ORD
Chicago
$319 Roundtrip, found 6 days ago
$319
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Oct 25 from Bellingham to Chicago, returning Sat, Nov 1, priced at $319 found 6 days ago
Hawaiian Airlines
Mon, Jan 19 - Tue, Feb 3
BLI
Bellingham
ORD
Chicago
$319 Roundtrip, found 1 day ago
$319
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Mon, Jan 19 from Bellingham to Chicago, returning Tue, Feb 3, priced at $319 found 1 day ago
American Airlines
Wed, Oct 22 - Sat, Oct 25
BLI
Bellingham
ORD
Chicago
$507 Roundtrip, found 3 days ago
$507
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Oct 22 from Bellingham to Chicago, returning Sat, Oct 25, priced at $507 found 3 days ago

Find the cheapest month to fly from Bellingham (BLI) to Chicago (ORD)

September is typically the cheapest month to fly

From $279 - $850 per traveler.

Alternative airports near Chicago

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to O'Hare Intl. ORD. Cheapest option available. Average driving time to city center is 23 minutes. Flights from $402
ORD
O'Hare Intl.
Cheapest
Average driving time to city center23 min
Flights from $402

Frequently asked questions

How much does a flight from Bellingham Intl. Airport (BLI) to O'Hare Intl. Airport (ORD) cost?
Grab a cheap one-way flight from $143 or cheap return flight from $283 from Bellingham Intl. Airport (BLI) to O'Hare Intl. Airport (ORD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Bellingham Intl. Airport (BLI) to O'Hare Intl. Airport (ORD)?
Planning your trip for December is a great way to save, as it's the cheapest month for flights between BLI and ORD. You'll often find the lowest prices during off-peak months.
How many flights per day from Bellingham Intl. Airport (BLI) to O'Hare Intl. Airport (ORD)?
Nonstop flights from Bellingham Intl. Airport (BLI) to O'Hare Intl. Airport (ORD) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BLI to ORD?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can change based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Bellingham Intl. Airport (BLI) to O'Hare Intl. Airport (ORD)?
Book a flight from Bellingham Intl. Airport (BLI) to O'Hare Intl. Airport (ORD) that leaves before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Bellingham Intl. Airport (BLI) to O'Hare Intl. Airport (ORD) last-minute?
Holding off until just before your departure to book a flight from BLI to ORD generally means paying more. Although you may find some last-minute offers, they aren't always guaranteed. Be flexible with your travel plans for the best chance of landing a bargain.
Is it cheaper to book a BLI to ORD flight and hotel package?
You'll typically save money by securing a BLI to ORD flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After choosing your ideal flights and accommodations, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Bellingham Intl. Airport (BLI) to O'Hare Intl. Airport (ORD)?
Usually, it's possible to cancel or reschedule your BLI to ORD flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Bellingham Intl.
Destination airport
O'Hare Intl.
Airlines serving
Alaska Airlines, American Airlines, Hawaiian Airlines
Roundtrip price
$280
Distance
1728 mi

Book with confidence

Book with confidence

Bellingham to Chicago Flights

The cheapest times to fly from Bellingham to Chicago

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bellingham to Chicago are during the month of December. You can find some of the cheapest flights from Bellingham to Chicago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Bellingham to Chicago

Sunday is one of the best days to book for cheap flights from Bellingham to Chicago: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Bellingham to Chicago

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bellingham to Chicago in 2025. You can also book with separate airlines for your outbound and return journeys, from $143 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bellingham to Chicago flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Bellingham to Chicago airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Bellingham to Chicago Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.