Flights Chicago → Austin
As of May 2026, economy flights from Chicago to Austin have a typical range USD 201–460, median USD 259. Full range across all 500 offers: USD 112–970. We analyzed 500 offers from 8 airlines in a single price check.
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 →
How much do flights from Chicago to Austin cost?
Based on 500 offers · May 2026
Chicago to Austin flights ranged from USD 112 to USD 970 across 500 offers analyzed in May 2026. The chart below shows how prices distributed across all 500 offers.
These 500 offers (May 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 241 and USD 359
What hidden fees do Chicago to Austin flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Chicago to Austin routes. The breakdown below is based on 500 offers analyzed in May 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| F9 | 51 | 27% |
| WN | 0 | 0% |
| B6 | 45 | 19% |
| AA | 45 | 13% |
| UA | 46 | 14% |
| DL | 45 | 12% |
| AS | 42 | 6% |
| HA | 40 | 6% |
Frontier Airlines: base ~USD 71 + fees USD 51 = ~USD 122 total. Hawaiian Airlines: base ~USD 651 + fees USD 40 = ~USD 691 total.
Frontier Airlines's USD 51 ancillary fees narrow the gap with Hawaiian Airlines's lower-fee model — the USD 580 base difference shrinks to USD 569 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 Chicago to Austin?
8 airlines flew Chicago to Austin in this dataset. 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) |
|---|---|---|---|---|
 Frontier Airlines | 13 | — | 122 | 51 (42%) |
 B6 | 111 | — | 248 | 45 (18%) |
 Southwest Airlines | 185 | — | 251 | 0 (0%) |
 Delta Air Lines | 60 | — | 259 | 45 (17%) |
 United Airlines | 62 | — | 314 | 46 (15%) |
 American Airlines | 63 | — | 368 | 45 (12%) |
 Alaska Airlines | 5 | — | 674 | 42 (6%) |
 Hawaiian Airlines | 1 | — | 691 | 40 (6%) |
Where do the best Chicago → Austin 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: Chicago to Austin flights
- Full-service carriers on Chicago–Austin cost 2.2x more than budget airlines (USD 461 vs USD 207 median; overall median USD 259).
- F9 charges 1.3x more in ancillary fees than HA — USD 51 vs USD 40 avg per booking.
- The same route priced USD 446 apart depending on where it was booked — the lowest median was USD 245. 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 Chicago to Austin cost?
- Based on 500 offers analyzed, Chicago to Austin flights range from USD 112 to USD 970, with a median price of USD 259. Search for your specific dates →
- What hidden fees should I expect on Chicago to Austin flights?
- On average, ancillary fees (bags, seat selection) add USD 29 to the base fare on Chicago to Austin flights. See itemized fees for your itinerary →
- Which airline is cheapest on Chicago to Austin including all fees?
- Frontier Airlines has the lowest median fare on Chicago to Austin at USD 122 (median across 13 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Chicago–Austin 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 245. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Chicago to Austin routes?
- Chicago to Austin has 8 airlines competing, creating a price range from USD 112 to USD 970 across 500 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
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