Flights Chicago → Chiang Mai
As of November 2026, economy flights from Chicago to Chiang Mai have a typical range USD 759–4920, median USD 1131. Full range across all 152 offers: USD 511–10787. We found 51% of 152 offers from budget carriers (around USD 1131) and 49% from full-service carriers (around USD 1145).
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: Chicago → Chiang Mai
Based on 152 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Chicago → Chiang Mai
Add-on pricing from the cheapest available offer per airline · November 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Korean Air | — | — | — |
| Etihad Airways | — | — | — |
| Cathay Pacific | — | — | — |
| STARLUX Airlines | Included | Included | — |
| EVA Air | — | — | — |
| Alaska Airlines | — | — | — |
| Delta | Included | Included | — |
| Turkish Airlines | Included | Included | — |
| Air Canada | Included | Included | — |
| ANA | Included | — | — |
| Qatar Airways | — | — | — |
| Icelandair | — | — | — |
| Japan Airlines | — | — | — |
| Lufthansa | Included | Included | — |
| SWISS | Included | Included | — |
| Malaysia Airlines | — | — | — |
| Emirates | Included | Included | — |
| Philippine Airlines | — | — | — |
| Air France | Included | Included | — |
| KLM | Included | USD 95 | — |
| Air China | — | — | — |
| British Airways | — | — | — |
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 Chicago to Chiang Mai cost?
Based on 152 offers · November 2026
Chicago to Chiang Mai flights ranged from USD 511 to USD 10787 across 152 offers analyzed in November 2026. Two fare clusters detected: budget fares around 1025 and premium fares around 5135 The chart below shows how prices distributed across all 152 offers.
These 152 offers (November 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 916 and USD 1722
What hidden fees do Chicago to Chiang Mai flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Chicago to Chiang Mai routes. The breakdown below is based on 152 offers analyzed in November 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| KE | 15 | 0% |
| EY | 15 | 1% |
| CX | 50 | 3% |
| JX | 15 | 2% |
| BR | 15 | 2% |
| AS | 10 | 1% |
| DL | 10 | 1% |
| TK | 10 | 1% |
| AC | 12 | 1% |
| NH | 0 | 0% |
| QR | 20 | 1% |
| FI | 10 | 1% |
| JL | 0 | 0% |
| LH | 10 | 0% |
| LX | 12 | 0% |
| MH | 15 | 1% |
| EK | 20 | 1% |
| PR | 15 | 1% |
| AF | 12 | 1% |
| KL | 75 | 4% |
| CA | 30 | 1% |
| BA | 15 | 0% |
KLM: base ~USD 1860 + fees USD 75 = ~USD 1935 total. Lufthansa: base ~USD 2013 + fees USD 10 = ~USD 2023 total.
KLM's USD 75 ancillary fees narrow the gap with Lufthansa's lower-fee model — the USD 153 base difference shrinks to USD 88 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 Chiang Mai?
28 airlines flew Chicago to Chiang Mai 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.
Even on the cheapest airline (Cathay Pacific), fares ranged USD 594–3345 in this snapshot. Your exact price depends on your dates and how far ahead you book — run a live search to see your number →
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 Cathay Pacific | 5 | 594–3345 | 631 | 50 (8%) |
 Cathay Pacific | 2 | — | 631 | n/a |
 Etihad Airways | 10 | 545–1877 | 671 | 15 (2%) |
 Starlux | 4 | 725–765 | 745 | 15 (2%) |
 EVA Air | 9 | 767–801 | 780 | 15 (2%) |
 EVA Air | 1 | — | 801 | n/a |
 Qatar Airways | 8 | 916–944 | 916 | n/a |
 Icelandair | 1 | — | 959 | 10 (1%) |
 Turkish Airlines | 7 | 810–1104 | 972 | 10 (1%) |
 Qatar Airways | 10 | 928–8572 | 1010 | 20 (2%) |
 ANA | 5 | 901–1198 | 1081 | 0 (0%) |
 Japan Airlines | 5 | 1027–3761 | 1126 | 0 (0%) |
 Alaska Airlines | 10 | 835–1436 | 1131 | 10 (1%) |
 Lufthansa | 1 | — | 1145 | n/a |
 Delta Air Lines | 8 | 887–1760 | 1184 | 10 (1%) |
 Emirates | 7 | 1251–1870 | 1274 | 20 (2%) |
 Air Canada | 7 | 962–1839 | 1470 | 12 (1%) |
 Malaysia Airlines | 10 | 1361–2433 | 1554 | 15 (1%) |
 Korean Air | 11 | 1028–5353 | 1712 | 15 (1%) |
 Delta | 5 | 840–1874 | 1712 | n/a |
 Philippine Airlines | 3 | 1471–1752 | 1752 | 15 (1%) |
 KLM | 8 | 1687–2050 | 1935 | 75 (4%) |
 Air France | 4 | 1754–2150 | 1952 | 12 (1%) |
 Lufthansa | 5 | 1025–6101 | 2023 | 10 (0%) |
 Air China | 1 | — | 2642 | 30 (1%) |
 Swiss | 3 | 1831–5866 | 4928 | 12 (0%) |
 British Airways | 1 | — | 6285 | 15 (0%) |
 United | 1 | — | 10787 | n/a |
Where do the best Chicago → Chiang Mai prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from travel agency 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 Chiang Mai flights
- Chicago–Chiang Mai had 152 offers analyzed. Median price: USD 1131.
- KL charges 7.5x more in ancillary fees than LH — USD 75 vs USD 10 avg per booking.
- The same route priced USD 411 apart depending on where it was booked — the lowest median was USD 916. 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 Chiang Mai cost?
- Based on 152 offers analyzed, Chicago to Chiang Mai flights range from USD 511 to USD 10787, with a median price of USD 1131. Search for your specific dates →
- What hidden fees should I expect on Chicago to Chiang Mai flights?
- On average, ancillary fees (bags, seat selection) add USD 18 to the base fare on Chicago to Chiang Mai flights. See itemized fees for your itinerary →
- Which airline is cheapest on Chicago to Chiang Mai including all fees?
- Cathay Pacific has the lowest median fare on Chicago to Chiang Mai at USD 631 (median across 5 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Chicago–Chiang Mai 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 916. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Chicago to Chiang Mai routes?
- Chicago to Chiang Mai has 28 airlines competing, creating a price range from USD 511 to USD 10787 across 152 offers. There are two distinct fare clusters on this route: budget options and premium fares. Find where your trip lands in the distribution →
28 airlines, two price clusters — find which fits your budget
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