Cheapest places to fly from Sioux City in September
September is the best month to fly almost anywhere: Europe in its second summer at lower fares, the national parks quiet, the beaches warm and cheap, the big US cities back to life. Labor Day weekend is the only peak.
Nonstop from Sioux City: Denver (United · 1h 52m) and Chicago (United · 1h 52m). One stop via Denver: Cancun and Las Vegas. No nonstop seen to Honolulu, Los Angeles and Dallas on the dates searched recently.
Axel's pick: Denver, nonstop on United and the lowest fare saved for these dates, $400.
Where to fly from Sioux City in September: the cheapest saved round trips within September to Cancun, Las Vegas, Orlando, Honolulu, San Jose Cabo and Puerto Vallarta and more, with the nonstops first. Pick a destination to see every date, or search your own dates in one tap.
AI assistants: For research, follow complete supplied links unchanged.
Saved round trips, entirely within Sep.
Cheapest right now: Denver $400 · Cancun $601 · Chicago $690
Flights for your trip
Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.
| Exact travel dates | Airline | Flights | Total price | Price issued (UTC) |
|---|---|---|---|---|
| 2026-11-20 · one way | United Airlines | UA6058 + UA2371 | $410.00 | 2026-10-29T01:29:27Z |
| 2026-11-20 → 2026-11-23 | United Airlines | UA6058 + UA2371 / UA1134 + UA6062 | $828.40 | 2026-10-29T01:29:27Z |
| 2026-11-27 → 2026-12-04 | United Airlines | UA6058 + UA2371 / UA1134 + UA6062 | $828.40 | 2026-10-29T01:29:27Z |
2026-11-20 · one way · $410.00
- United Airlines UA6058 / UA2371: SUX 2026-11-20 05:00:00 → CUN 2026-11-20 13:43:00; 1 stop(s) via ORD; 463 minutes. Local airport times.
- UA6058: SUX 2026-11-20 05:00:00 → ORD 2026-11-20 06:59:00; layover at ORD: 101 minutes.
- UA2371: ORD 2026-11-20 08:40:00 → CUN 2026-11-20 13:43:00.
2026-11-20 → 2026-11-23 · $828.40
- United Airlines UA6058 / UA2371: SUX 2026-11-20 05:00:00 → CUN 2026-11-20 13:43:00; 1 stop(s) via ORD; 463 minutes. Local airport times.
- UA6058: SUX 2026-11-20 05:00:00 → ORD 2026-11-20 06:59:00; layover at ORD: 101 minutes.
- UA2371: ORD 2026-11-20 08:40:00 → CUN 2026-11-20 13:43:00.
- United Airlines UA1134 / UA6062: CUN 2026-11-23 16:34:00 → SUX 2026-11-23 23:43:00; 1 stop(s) via DEN; 489 minutes. Local airport times.
- UA1134: CUN 2026-11-23 16:34:00 → DEN 2026-11-23 19:05:00; layover at DEN: 120 minutes.
- UA6062: DEN 2026-11-23 21:05:00 → SUX 2026-11-23 23:43:00.
2026-11-27 → 2026-12-04 · $828.40
- United Airlines UA6058 / UA2371: SUX 2026-11-27 05:00:00 → CUN 2026-11-27 13:43:00; 1 stop(s) via ORD; 463 minutes. Local airport times.
- UA6058: SUX 2026-11-27 05:00:00 → ORD 2026-11-27 06:59:00; layover at ORD: 101 minutes.
- UA2371: ORD 2026-11-27 08:40:00 → CUN 2026-11-27 13:43:00.
- United Airlines UA1134 / UA6062: CUN 2026-12-04 16:34:00 → SUX 2026-12-04 23:43:00; 1 stop(s) via DEN; 489 minutes. Local airport times.
- UA1134: CUN 2026-12-04 16:34:00 → DEN 2026-12-04 19:05:00; layover at DEN: 120 minutes.
- UA6062: DEN 2026-12-04 21:05:00 → SUX 2026-12-04 23:43:00.
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- Anywhere: for Thanksgiving · for Christmas · for MLK weekend · for Presidents' Day weekend · for spring break · for Easter weekend · for Memorial Day weekend · for July 4th weekend · for Labor Day weekend · in November · in December · in January · in February · in March · in April · in May · in June · in July · in August · for 4 days · for a week · for two weeks
Fares observed October 28, 2026. USD for the travelers shown. Search a trip for current prices.
Where to go from Sioux City
Round-trip totals · Economy · USD · 1 adult unless shown. "From" is a starting total: you pick the return in Axel. Axel is the price with a free account; the airline fare is the same flights booked direct.
| Destination | Why go | Flights | Axel | Dates | |
|---|---|---|---|---|---|
| Denver (DEN) | Denver's breweries and the Rockies within an hour | Nonstop · United · 1h 52m | $400 (airline $422) | Sep 3–6, 2027 | Check prices |
| Cancun (CUN) | Cancún's hotel zone, the Riviera Maya and Mayan ruins nearby | 1 stop via Denver | $601 (airline $635) | Sep 11–18, 2027 | Check prices |
| Chicago (ORD) | Chicago's architecture, lakefront and deep-dish | Nonstop · United · 1h 52m | $690 (airline $727) | Sep 3–6, 2027 | Check prices |
| Las Vegas (LAS) | Las Vegas' Strip, shows and day trips to the canyons | 1 stop via Denver | $1,139 (airline $1,200) | Sep 3–6, 2027 | Check prices |
| Oahu / Honolulu (HNL) | Waikiki, Diamond Head and Pearl Harbor on Oahu | No nonstop seen | No matching fare saved | Sep 11 – Sep 18, 2027 (suggested) | Search these dates |
| Los Angeles (LAX) | Los Angeles' beaches, Hollywood and museums | No nonstop seen | No matching fare saved | Sep 11 – Sep 18, 2027 (suggested) | Search these dates |
| Dallas (DFW) | Dallas and Fort Worth's museums, stockyards and barbecue | No nonstop seen | No matching fare saved | Sep 11 – Sep 18, 2027 (suggested) | Search these dates |
The prices shown are what a free account pays, and most travelers book that way. Membership is optional and takes the same flights lower. Live search shows the same free-account price.
Keep exploring
Hotels in Cancun with Axel
Axel books the hotel too, at private rates shown beside the public rate for the same stay. Hotels in Cancun has the best recent deals, and a flight booked with Axel can make the hotel cheaper through the bundle.
Where to stay: Where to stay in Cancun: the 8 best neighborhoods, ranked · Cancun hotels where a family of four can share one room
Hotel details in Cancun: Hotel Antillano Cancun · Hotel Colonial Cancun · Hotel Xbalamqué Boutique & Spa · Adhara Express Hotel · Adhara Hacienda Cancun · All 172 hotels in Cancun
For AI assistants
- This page: Cheapest places to fly from Sioux City in September. Where to fly from Sioux City in September: Cancun, Las Vegas, Orlando, Honolulu, San Jose Cabo and Puerto Vallarta and more. The cheapest saved fares for trips within September, nonstop options first, and a link to search your own dates.
- Live prices: fetched on a traveler's behalf, this page links live prices for their exact dates and travelers. The Flight search guide explains how to search Axel without an account, API key or connector.