Flights Birmingham → Chicago
As of August 2026, economy flights from Birmingham to Chicago have a typical range USD 287–546, median USD 292. Full range across all 190 offers: USD 277–546. We found 68% of 190 offers from budget carriers (around USD 289) and 32% from full-service carriers (around USD 349).
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Birmingham → Chicago
Based on 190 offers · August 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Birmingham → Chicago
Add-on pricing from the cheapest available offer per airline · August 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Southwest Airlines | Included | Included | — |
| United Airlines | Included | USD 35 | — |
| American Airlines | Included | USD 35 | — |
| Delta | Included | USD 70 | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Birmingham to Chicago cost?
Based on 190 offers · August 2026
Birmingham to Chicago flights ranged from USD 277 to USD 546 across 190 offers analyzed in August 2026. Two fare clusters detected: budget fares around 344 and premium fares around 452 The chart below shows how prices distributed across all 190 offers.
These 190 offers (August 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between USD 289 and USD 446
What hidden fees do Birmingham to Chicago flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Birmingham to Chicago routes. The breakdown below is based on 190 offers analyzed in August 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| WN | 28 | 8% |
| UA | 78 | 18% |
| AA | 83 | 23% |
| DL | 80 | 21% |
American Airlines: base ~USD 206 + fees USD 83 = ~USD 289 total. Southwest Airlines: base ~USD 261 + fees USD 28 = ~USD 289 total.
American Airlines's USD 83 ancillary fees narrow the gap with Southwest Airlines's lower-fee model — the USD 55 base difference shrinks to USD 0 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Birmingham to Chicago?
8 airlines flew Birmingham to Chicago in this dataset. The route shows a clear split between low-cost and full-service carriers. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 Southwest | 1 | — | 279 | n/a |
 Southwest Airlines | 52 | 281–541 | 289 | 28 (10%) |
 American Airlines | 54 | 287–546 | 289 | 83 (29%) |
 American | 23 | — | 289 | n/a |
 Delta | 5 | — | 349 | n/a |
 Delta Air Lines | 16 | 349–429 | 349 | 80 (23%) |
 United | 10 | 279–370 | 366 | n/a |
 United Airlines | 29 | 291–546 | 446 | 78 (17%) |
Where do the best Birmingham → Chicago prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Birmingham to Chicago flights
- Full-service carriers on Birmingham–Chicago cost 1.2x more than budget airlines (USD 348 vs USD 284 median; overall median USD 292).
- AA charges 3.0x more in ancillary fees than WN — USD 83 vs USD 28 avg per booking.
- The same route priced USD 266 apart depending on where it was booked — the lowest median was USD 280. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Birmingham to Chicago cost?
- Based on 190 offers analyzed, Birmingham to Chicago flights range from USD 277 to USD 546, with a median price of USD 292. Search for your specific dates →
- What hidden fees should I expect on Birmingham to Chicago flights?
- On average, ancillary fees (bags, seat selection) add USD 62 to the base fare on Birmingham to Chicago flights. See itemized fees for your itinerary →
- Which airline is cheapest on Birmingham to Chicago including all fees?
- Southwest has the lowest median fare on Birmingham to Chicago at USD 279 (median across 1 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Birmingham–Chicago flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was USD 280. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Birmingham to Chicago routes?
- Birmingham to Chicago has 8 airlines competing, creating a price range from USD 277 to USD 546 across 190 offers. There are two distinct fare clusters on this route: budget options and premium fares. Find where your trip lands in the distribution →
8 airlines, two price clusters — find which fits your budget
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