Flights Siem Reap → Chicago
As of November 2026, economy flights from Siem Reap to Chicago have a typical range USD 945–2586, median USD 1191. Full range across all 92 offers: USD 767–6648. We found 34% of 92 offers from budget carriers (around USD 1172) and 66% from full-service carriers (around USD 1212).
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: Siem Reap → Chicago
Based on 92 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Siem Reap → Chicago
Add-on pricing from the cheapest available offer per airline · November 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Thai AirAsia | — | — | — |
| Bangkok Airways | — | — | — |
| Vietnam Airlines | Included | Included | — |
| Cambodia Angkor Air | Included | Included | — |
| Cambodia Airways | Included | — | — |
| Thai Airways | — | — | — |
| Bangkok Airways | — | USD 72 | — |
| Qatar Airways | Included | Included | — |
| Etihad Airways | — | — | — |
| Singapore Airlines | Included | — | — |
| Emirates | — | — | — |
| Philippine Airlines | — | — | — |
| SWISS | — | — | — |
| 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 Siem Reap to Chicago cost?
Based on 92 offers · November 2026
Siem Reap to Chicago flights ranged from USD 767 to USD 6648 across 92 offers analyzed in November 2026. Two fare clusters detected: budget fares around 1061 and premium fares around 4001 The chart below shows how prices distributed across all 92 offers.
These 92 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 1016 and USD 1832
What hidden fees do Siem Reap to Chicago flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Siem Reap to Chicago routes. The breakdown below is based on 92 offers analyzed in November 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| FD | 100 | 12% |
| PG | 8 | 0% |
| VN | 10 | 0% |
| K6 | 0 | 0% |
| KR | 0 | 0% |
| TG | 0 | 0% |
| Bangkok Airways | 63 | 3% |
| QR | 20 | 2% |
| EY | 15 | 1% |
| SQ | 20 | 2% |
| EK | 20 | 2% |
| PR | 15 | 1% |
| LX | 12 | 1% |
| BA | 15 | 1% |
FD: base ~USD 721 + fees USD 100 = ~USD 821 total. Bangkok Airways: base ~USD 1222 + fees USD 8 = ~USD 1230 total.
FD's USD 100 ancillary fees narrow the gap with Bangkok Airways's lower-fee model — the USD 501 base difference shrinks to USD 409 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 Siem Reap to Chicago?
15 airlines flew Siem Reap 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) |
|---|---|---|---|---|
 KT | 1 | — | 767 | n/a |
 FD | 1 | — | 821 | 100 (12%) |
 KR | 1 | — | 928 | 0 (0%) |
 Bangkok Airways | 5 | 989–2700 | 1011 | 63 (6%) |
 Qatar Airways | 7 | 983–1040 | 1036 | 20 (2%) |
 Singapore Airlines | 3 | 1082–1618 | 1088 | 20 (2%) |
 Emirates | 3 | 1095–1433 | 1154 | 20 (2%) |
 Vietnam Airlines | 10 | 982–3922 | 1172 | 10 (1%) |
 Philippine Airlines | 2 | 1159–1265 | 1212 | 15 (1%) |
 Etihad Airways | 5 | 1069–1963 | 1229 | 15 (1%) |
 Bangkok Airways | 21 | 945–3857 | 1230 | 8 (1%) |
 K6 | 23 | 1020–2586 | 1381 | 0 (0%) |
 Thai Airways | 6 | 993–3174 | 1461 | 0 (0%) |
 Swiss | 2 | 1818–1822 | 1820 | 12 (1%) |
 British Airways | 2 | — | 1971 | 15 (1%) |
Where do the best Siem Reap → 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: Siem Reap to Chicago flights
- Siem Reap–Chicago had 92 offers analyzed. Median price: USD 1191.
- FD charges 12.5x more in ancillary fees than PG — USD 100 vs USD 8 avg per booking.
- The same route priced USD 438 apart depending on where it was booked — the lowest median was USD 982. 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 Siem Reap to Chicago cost?
- Based on 92 offers analyzed, Siem Reap to Chicago flights range from USD 767 to USD 6648, with a median price of USD 1191. Search for your specific dates →
- What hidden fees should I expect on Siem Reap to Chicago flights?
- On average, ancillary fees (bags, seat selection) add USD 13 to the base fare on Siem Reap to Chicago flights. See itemized fees for your itinerary →
- Which airline is cheapest on Siem Reap to Chicago including all fees?
- KT has the lowest median fare on Siem Reap to Chicago at USD 767 (median across 1 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Siem Reap–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 982. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Siem Reap to Chicago routes?
- Siem Reap to Chicago has 15 airlines competing, creating a price range from USD 767 to USD 6648 across 92 offers. There are two distinct fare clusters on this route: budget options and premium fares. Find where your trip lands in the distribution →
15 airlines, two price clusters — find which fits your budget
Find flights for my datesNew route — be among the first to track this itinerary
Building with flight data? Power your app or agent with LetsFG
The same multi-source search behind this page — every airline and the major booking sites, deduplicated and ranked — is available to your app or AI agent. Natural-language or structured queries, live prices, zero price bias.
Try the free sandbox — no card →Free sandbox, instant fake results · email for a key · Bearer-token auth · MCP, Python & JS SDKs · letsfg.co/developers