$135 Cheap Flights from Bellingham (BLI) to Chicago (ORD)

View $135 flight on Sat, Sep 6, 2025Opens in a new window

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

Cheap Flights from Bellingham to Chicago (BLI-ORD)

Prices were available within the past 7 days and start at $135 for one-way flights and $230 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, Aug 30 - Sat, Sep 6
BLI
Bellingham
ORD
Chicago
$230 Roundtrip, found 2 days ago
$230
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, Aug 30 from Bellingham to Chicago, returning Sat, Sep 6, priced at $230 found 2 days ago
Hawaiian Airlines
Sat, Aug 30 - Thu, Sep 11
BLI
Bellingham
ORD
Chicago
$240 Roundtrip, found 2 days ago
$240
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, Aug 30 from Bellingham to Chicago, returning Thu, Sep 11, priced at $240 found 2 days ago
Hawaiian Airlines
Sat, Sep 20 - Fri, Oct 10
BLI
Bellingham
ORD
Chicago
$246 Roundtrip, found 2 days ago
$246
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, Sep 20 from Bellingham to Chicago, returning Fri, Oct 10, priced at $246 found 2 days ago
Hawaiian Airlines
Sat, Aug 30 - Mon, Sep 15
BLI
Bellingham
ORD
Chicago
$251 Roundtrip, found 2 days ago
$251
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, Aug 30 from Bellingham to Chicago, returning Mon, Sep 15, priced at $251 found 2 days ago
Hawaiian Airlines
Sat, Aug 30 - Fri, Sep 5
BLI
Bellingham
ORD
Chicago
$256 Roundtrip, found 2 days ago
$256
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, Aug 30 from Bellingham to Chicago, returning Fri, Sep 5, priced at $256 found 2 days ago
Hawaiian Airlines
Sat, Sep 27 - Tue, Oct 14
BLI
Bellingham
ORD
Chicago
$260 Roundtrip, found 2 days ago
$260
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, Sep 27 from Bellingham to Chicago, returning Tue, Oct 14, priced at $260 found 2 days ago
Hawaiian Airlines
Tue, Oct 28 - Sat, Nov 1
BLI
Bellingham
ORD
Chicago
$261 Roundtrip, found 2 days ago
$261
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Tue, Oct 28 from Bellingham to Chicago, returning Sat, Nov 1, priced at $261 found 2 days ago
Hawaiian Airlines
Fri, Sep 26 - Sat, Oct 11
BLI
Bellingham
ORD
Chicago
$267 Roundtrip, found 2 days ago
$267
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Fri, Sep 26 from Bellingham to Chicago, returning Sat, Oct 11, priced at $267 found 2 days ago
Alaska Airlines
Sat, Oct 25 - Mon, Nov 3
BLI
Bellingham
ORD
Chicago
$291 Roundtrip, found 3 days ago
$291
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Oct 25 from Bellingham to Chicago, returning Mon, Nov 3, priced at $291 found 3 days ago
American Airlines
Fri, Oct 31 - Sun, Nov 2
BLI
Bellingham
ORD
Chicago
$1,989 Roundtrip, found 4 hours ago
$1,989
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Fri, Oct 31 from Bellingham to Chicago, returning Sun, Nov 2, priced at $1,989 found 4 hours ago

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

September is typically the cheapest month to fly

From $279 - $814 per traveler.

Graph displaying average flight prices per month

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 $430
ORD
O'Hare Intl.
Cheapest
Average driving time to city center23 min
Flights from $430
Flights from Bellingham (BLI) to Chicago (ORD)
Origin airport
Bellingham Intl.
Destination airport
O'Hare Intl.
Airlines serving
Alaska Airlines, American Airlines
Roundtrip price
$230
Distance
1728 mi

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 August. 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 $135 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.

 

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 $135 or cheap return flight from $230 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 August 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.

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*Available to One Key members.