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Denver → Sioux City

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DEN → SUX1 adulteconomy

24 flight options · 1 airline

Round-trip flights

Fri, Oct 30 – Mon, Nov 2

United Airlines
9:05 pmDEN
1h 38m
Nonstop
11:43 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Oct 30 – Mon, Nov 2

United Airlines
11:15 amDEN
5h 50m
ORD · 1h 20m
6:05 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Sat, Oct 31 – Sat, Nov 7

United Airlines
9:05 pmDEN
1h 38m
Nonstop
11:43 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Sat, Oct 31 – Sat, Nov 7

United Airlines
11:15 amDEN
5h 50m
ORD · 1h 20m
6:05 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Tue, Nov 24 – Sun, Nov 29

United Airlines
9:05 pmDEN
1h 38m
Nonstop
11:43 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Tue, Nov 24 – Sun, Nov 29

United Airlines
11:15 amDEN
5h 50m
ORD · 1h 20m
6:05 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Mon, Nov 30

United Airlines
9:05 pmDEN
1h 38m
Nonstop
11:43 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Mon, Nov 30

United Airlines
11:15 amDEN
5h 50m
ORD · 1h 20m
6:05 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Show 14 more flights

Sat, Nov 28 – Sat, Dec 5

United Airlines
9:05 pmDEN
1h 38m
Nonstop
11:43 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Sat, Nov 28 – Sat, Dec 5

United Airlines
11:15 amDEN
5h 50m
ORD · 1h 20m
6:05 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sun, Dec 27

United Airlines
9:05 pmDEN
1h 38m
Nonstop
11:43 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sun, Dec 27

United Airlines
11:15 amDEN
5h 50m
ORD · 1h 20m
6:05 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Dec 25 – Mon, Dec 28

United Airlines
9:05 pmDEN
1h 38m
Nonstop
11:43 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Dec 25 – Mon, Dec 28

United Airlines
11:15 amDEN
5h 50m
ORD · 1h 20m
6:05 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Sat, Dec 26 – Sat, Jan 2

United Airlines
9:05 pmDEN
1h 38m
Nonstop
11:43 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Sat, Dec 26 – Sat, Jan 2

United Airlines
11:15 amDEN
5h 50m
ORD · 1h 20m
6:05 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Wed, Dec 30 – Sat, Jan 2

United Airlines
9:05 pmDEN
1h 38m
Nonstop
11:43 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Wed, Dec 30 – Sat, Jan 2

United Airlines
11:15 amDEN
5h 50m
ORD · 1h 20m
6:05 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Jan 15 – Mon, Jan 18

United Airlines
9:05 pmDEN
1h 38m
Nonstop
11:43 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Jan 15 – Mon, Jan 18

United Airlines
11:15 amDEN
5h 50m
ORD · 1h 20m
6:05 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Jan 22 – Mon, Jan 25

United Airlines
9:05 pmDEN
1h 38m
Nonstop
11:43 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Jan 22 – Mon, Jan 25

United Airlines
11:15 amDEN
5h 50m
ORD · 1h 20m
6:05 pmSUX
United Airlines
6:45 pmSUX
1h 56m
Nonstop
7:41 pmDEN

Round-trip total · 1 adult · Taxes included

One-way flights

Fri, Oct 30 · One way

United Airlines
9:05 pmDEN
1h 38m
Nonstop
11:43 pmSUX

One-way total · 1 adult · Taxes included

Fri, Oct 30 · One way

United Airlines
11:15 amDEN
5h 50m
ORD · 1h 20m
6:05 pmSUX

One-way total · 1 adult · Taxes included

Make this trip yours

DEN ⇄ SUX

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, United Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • 24-hour cancellationCancel within 24 hours of booking for a full refund when your departure is at least 7 days away. Closer to departure, the airline’s fare rules apply. Cancellation policy
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Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

More dates

Nov 24, 2026 → Nov 29, 2026Dec 22, 2026 → Dec 27, 2026Dec 30, 2026 → Jan 2, 2027Jan 15, 2027 → Jan 18, 2027Oct 30, 2026 → Nov 2, 2026Oct 31, 2026 → Nov 7, 2026Nov 27, 2026 → Nov 30, 2026Nov 28, 2026 → Dec 5, 2026Dec 25, 2026 → Dec 28, 2026Dec 26, 2026 → Jan 2, 2027Jan 22, 2027 → Jan 25, 2027Oct 30, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-10-30 · one wayUnited AirlinesUA6062$210.002026-10-29T01:05:09Z
2026-10-30 · one wayUnited AirlinesUA2865 + UA5021$245.002026-10-29T01:05:09Z
2026-10-30 → 2026-11-02United AirlinesUA6062 / UA5120$390.002026-10-29T01:05:09Z
2026-10-30 → 2026-11-02United AirlinesUA2865 + UA5021 / UA5120$420.002026-10-29T01:05:09Z
2026-10-31 → 2026-11-07United AirlinesUA6062 / UA5120$390.002026-10-29T01:05:09Z
2026-10-31 → 2026-11-07United AirlinesUA2865 + UA5021 / UA5120$420.002026-10-29T01:05:09Z
2026-11-24 → 2026-11-29United AirlinesUA6062 / UA5120$487.502026-10-29T01:05:09Z
2026-11-24 → 2026-11-29United AirlinesUA2865 + UA5021 / UA5120$525.002026-10-29T01:05:09Z
2026-11-27 → 2026-11-30United AirlinesUA6062 / UA5120$487.502026-10-29T01:05:09Z
2026-11-27 → 2026-11-30United AirlinesUA2865 + UA5021 / UA5120$525.002026-10-29T01:05:09Z
2026-11-28 → 2026-12-05United AirlinesUA6062 / UA5120$438.752026-10-29T01:05:09Z
2026-11-28 → 2026-12-05United AirlinesUA2865 + UA5021 / UA5120$476.252026-10-29T01:05:09Z
2026-12-22 → 2026-12-27United AirlinesUA6062 / UA5120$487.502026-10-29T01:05:09Z
2026-12-22 → 2026-12-27United AirlinesUA2865 + UA5021 / UA5120$525.002026-10-29T01:05:09Z
2026-12-25 → 2026-12-28United AirlinesUA6062 / UA5120$468.002026-10-29T01:05:09Z
2026-12-25 → 2026-12-28United AirlinesUA2865 + UA5021 / UA5120$505.502026-10-29T01:05:09Z
2026-12-26 → 2027-01-02United AirlinesUA6062 / UA5120$468.002026-10-29T01:05:09Z
2026-12-26 → 2027-01-02United AirlinesUA2865 + UA5021 / UA5120$505.502026-10-29T01:05:09Z
2026-12-30 → 2027-01-02United AirlinesUA6062 / UA5120$448.502026-10-29T01:05:09Z
2026-12-30 → 2027-01-02United AirlinesUA2865 + UA5021 / UA5120$483.002026-10-29T01:05:09Z
2027-01-15 → 2027-01-18United AirlinesUA6062 / UA5120$390.002026-10-29T01:05:09Z
2027-01-15 → 2027-01-18United AirlinesUA2865 + UA5021 / UA5120$420.002026-10-29T01:05:09Z
2027-01-22 → 2027-01-25United AirlinesUA6062 / UA5120$390.002026-10-29T01:05:09Z
2027-01-22 → 2027-01-25United AirlinesUA2865 + UA5021 / UA5120$420.002026-10-29T01:05:09Z

2026-10-30 · one way · $210.00

  • United Airlines UA6062: DEN 2026-10-30 21:05:00 → SUX 2026-10-30 23:43:00; nonstop; 98 minutes. Local airport times.

2026-10-30 · one way · $245.00

  • United Airlines UA2865 / UA5021: DEN 2026-10-30 11:15:00 → SUX 2026-10-30 18:05:00; 1 stop(s) via ORD; 350 minutes. Local airport times.
    • UA2865: DEN 2026-10-30 11:15:00 → ORD 2026-10-30 14:55:00; layover at ORD: 80 minutes.
    • UA5021: ORD 2026-10-30 16:15:00 → SUX 2026-10-30 18:05:00.

2026-10-30 → 2026-11-02 · $390.00

  • United Airlines UA6062: DEN 2026-10-30 21:05:00 → SUX 2026-10-30 23:43:00; nonstop; 98 minutes. Local airport times.
  • United Airlines UA5120: SUX 2026-11-02 18:45:00 → DEN 2026-11-02 19:41:00; nonstop; 116 minutes. Local airport times.

2026-10-30 → 2026-11-02 · $420.00

  • United Airlines UA2865 / UA5021: DEN 2026-10-30 11:15:00 → SUX 2026-10-30 18:05:00; 1 stop(s) via ORD; 350 minutes. Local airport times.
    • UA2865: DEN 2026-10-30 11:15:00 → ORD 2026-10-30 14:55:00; layover at ORD: 80 minutes.
    • UA5021: ORD 2026-10-30 16:15:00 → SUX 2026-10-30 18:05:00.
  • United Airlines UA5120: SUX 2026-11-02 18:45:00 → DEN 2026-11-02 19:41:00; nonstop; 116 minutes. Local airport times.

2026-10-31 → 2026-11-07 · $390.00

  • United Airlines UA6062: DEN 2026-10-31 21:05:00 → SUX 2026-10-31 23:43:00; nonstop; 98 minutes. Local airport times.
  • United Airlines UA5120: SUX 2026-11-07 18:45:00 → DEN 2026-11-07 19:41:00; nonstop; 116 minutes. Local airport times.

2026-10-31 → 2026-11-07 · $420.00

  • United Airlines UA2865 / UA5021: DEN 2026-10-31 11:15:00 → SUX 2026-10-31 18:05:00; 1 stop(s) via ORD; 350 minutes. Local airport times.
    • UA2865: DEN 2026-10-31 11:15:00 → ORD 2026-10-31 14:55:00; layover at ORD: 80 minutes.
    • UA5021: ORD 2026-10-31 16:15:00 → SUX 2026-10-31 18:05:00.
  • United Airlines UA5120: SUX 2026-11-07 18:45:00 → DEN 2026-11-07 19:41:00; nonstop; 116 minutes. Local airport times.

2026-11-24 → 2026-11-29 · $487.50

  • United Airlines UA6062: DEN 2026-11-24 21:05:00 → SUX 2026-11-24 23:43:00; nonstop; 98 minutes. Local airport times.
  • United Airlines UA5120: SUX 2026-11-29 18:45:00 → DEN 2026-11-29 19:41:00; nonstop; 116 minutes. Local airport times.

2026-11-24 → 2026-11-29 · $525.00

  • United Airlines UA2865 / UA5021: DEN 2026-11-24 11:15:00 → SUX 2026-11-24 18:05:00; 1 stop(s) via ORD; 350 minutes. Local airport times.
    • UA2865: DEN 2026-11-24 11:15:00 → ORD 2026-11-24 14:55:00; layover at ORD: 80 minutes.
    • UA5021: ORD 2026-11-24 16:15:00 → SUX 2026-11-24 18:05:00.
  • United Airlines UA5120: SUX 2026-11-29 18:45:00 → DEN 2026-11-29 19:41:00; nonstop; 116 minutes. Local airport times.

2026-11-27 → 2026-11-30 · $487.50

  • United Airlines UA6062: DEN 2026-11-27 21:05:00 → SUX 2026-11-27 23:43:00; nonstop; 98 minutes. Local airport times.
  • United Airlines UA5120: SUX 2026-11-30 18:45:00 → DEN 2026-11-30 19:41:00; nonstop; 116 minutes. Local airport times.

2026-11-27 → 2026-11-30 · $525.00

  • United Airlines UA2865 / UA5021: DEN 2026-11-27 11:15:00 → SUX 2026-11-27 18:05:00; 1 stop(s) via ORD; 350 minutes. Local airport times.
    • UA2865: DEN 2026-11-27 11:15:00 → ORD 2026-11-27 14:55:00; layover at ORD: 80 minutes.
    • UA5021: ORD 2026-11-27 16:15:00 → SUX 2026-11-27 18:05:00.
  • United Airlines UA5120: SUX 2026-11-30 18:45:00 → DEN 2026-11-30 19:41:00; nonstop; 116 minutes. Local airport times.

2026-11-28 → 2026-12-05 · $438.75

  • United Airlines UA6062: DEN 2026-11-28 21:05:00 → SUX 2026-11-28 23:43:00; nonstop; 98 minutes. Local airport times.
  • United Airlines UA5120: SUX 2026-12-05 18:45:00 → DEN 2026-12-05 19:41:00; nonstop; 116 minutes. Local airport times.

2026-11-28 → 2026-12-05 · $476.25

  • United Airlines UA2865 / UA5021: DEN 2026-11-28 11:15:00 → SUX 2026-11-28 18:05:00; 1 stop(s) via ORD; 350 minutes. Local airport times.
    • UA2865: DEN 2026-11-28 11:15:00 → ORD 2026-11-28 14:55:00; layover at ORD: 80 minutes.
    • UA5021: ORD 2026-11-28 16:15:00 → SUX 2026-11-28 18:05:00.
  • United Airlines UA5120: SUX 2026-12-05 18:45:00 → DEN 2026-12-05 19:41:00; nonstop; 116 minutes. Local airport times.

2026-12-22 → 2026-12-27 · $487.50

  • United Airlines UA6062: DEN 2026-12-22 21:05:00 → SUX 2026-12-22 23:43:00; nonstop; 98 minutes. Local airport times.
  • United Airlines UA5120: SUX 2026-12-27 18:45:00 → DEN 2026-12-27 19:41:00; nonstop; 116 minutes. Local airport times.

2026-12-22 → 2026-12-27 · $525.00

  • United Airlines UA2865 / UA5021: DEN 2026-12-22 11:15:00 → SUX 2026-12-22 18:05:00; 1 stop(s) via ORD; 350 minutes. Local airport times.
    • UA2865: DEN 2026-12-22 11:15:00 → ORD 2026-12-22 14:55:00; layover at ORD: 80 minutes.
    • UA5021: ORD 2026-12-22 16:15:00 → SUX 2026-12-22 18:05:00.
  • United Airlines UA5120: SUX 2026-12-27 18:45:00 → DEN 2026-12-27 19:41:00; nonstop; 116 minutes. Local airport times.

2026-12-25 → 2026-12-28 · $468.00

  • United Airlines UA6062: DEN 2026-12-25 21:05:00 → SUX 2026-12-25 23:43:00; nonstop; 98 minutes. Local airport times.
  • United Airlines UA5120: SUX 2026-12-28 18:45:00 → DEN 2026-12-28 19:41:00; nonstop; 116 minutes. Local airport times.

2026-12-25 → 2026-12-28 · $505.50

  • United Airlines UA2865 / UA5021: DEN 2026-12-25 11:15:00 → SUX 2026-12-25 18:05:00; 1 stop(s) via ORD; 350 minutes. Local airport times.
    • UA2865: DEN 2026-12-25 11:15:00 → ORD 2026-12-25 14:55:00; layover at ORD: 80 minutes.
    • UA5021: ORD 2026-12-25 16:15:00 → SUX 2026-12-25 18:05:00.
  • United Airlines UA5120: SUX 2026-12-28 18:45:00 → DEN 2026-12-28 19:41:00; nonstop; 116 minutes. Local airport times.

2026-12-26 → 2027-01-02 · $468.00

  • United Airlines UA6062: DEN 2026-12-26 21:05:00 → SUX 2026-12-26 23:43:00; nonstop; 98 minutes. Local airport times.
  • United Airlines UA5120: SUX 2027-01-02 18:45:00 → DEN 2027-01-02 19:41:00; nonstop; 116 minutes. Local airport times.

2026-12-26 → 2027-01-02 · $505.50

  • United Airlines UA2865 / UA5021: DEN 2026-12-26 11:15:00 → SUX 2026-12-26 18:05:00; 1 stop(s) via ORD; 350 minutes. Local airport times.
    • UA2865: DEN 2026-12-26 11:15:00 → ORD 2026-12-26 14:55:00; layover at ORD: 80 minutes.
    • UA5021: ORD 2026-12-26 16:15:00 → SUX 2026-12-26 18:05:00.
  • United Airlines UA5120: SUX 2027-01-02 18:45:00 → DEN 2027-01-02 19:41:00; nonstop; 116 minutes. Local airport times.

2026-12-30 → 2027-01-02 · $448.50

  • United Airlines UA6062: DEN 2026-12-30 21:05:00 → SUX 2026-12-30 23:43:00; nonstop; 98 minutes. Local airport times.
  • United Airlines UA5120: SUX 2027-01-02 18:45:00 → DEN 2027-01-02 19:41:00; nonstop; 116 minutes. Local airport times.

2026-12-30 → 2027-01-02 · $483.00

  • United Airlines UA2865 / UA5021: DEN 2026-12-30 11:15:00 → SUX 2026-12-30 18:05:00; 1 stop(s) via ORD; 350 minutes. Local airport times.
    • UA2865: DEN 2026-12-30 11:15:00 → ORD 2026-12-30 14:55:00; layover at ORD: 80 minutes.
    • UA5021: ORD 2026-12-30 16:15:00 → SUX 2026-12-30 18:05:00.
  • United Airlines UA5120: SUX 2027-01-02 18:45:00 → DEN 2027-01-02 19:41:00; nonstop; 116 minutes. Local airport times.

2027-01-15 → 2027-01-18 · $390.00

  • United Airlines UA6062: DEN 2027-01-15 21:05:00 → SUX 2027-01-15 23:43:00; nonstop; 98 minutes. Local airport times.
  • United Airlines UA5120: SUX 2027-01-18 18:45:00 → DEN 2027-01-18 19:41:00; nonstop; 116 minutes. Local airport times.

2027-01-15 → 2027-01-18 · $420.00

  • United Airlines UA2865 / UA5021: DEN 2027-01-15 11:15:00 → SUX 2027-01-15 18:05:00; 1 stop(s) via ORD; 350 minutes. Local airport times.
    • UA2865: DEN 2027-01-15 11:15:00 → ORD 2027-01-15 14:55:00; layover at ORD: 80 minutes.
    • UA5021: ORD 2027-01-15 16:15:00 → SUX 2027-01-15 18:05:00.
  • United Airlines UA5120: SUX 2027-01-18 18:45:00 → DEN 2027-01-18 19:41:00; nonstop; 116 minutes. Local airport times.

2027-01-22 → 2027-01-25 · $390.00

  • United Airlines UA6062: DEN 2027-01-22 21:05:00 → SUX 2027-01-22 23:43:00; nonstop; 98 minutes. Local airport times.
  • United Airlines UA5120: SUX 2027-01-25 18:45:00 → DEN 2027-01-25 19:41:00; nonstop; 116 minutes. Local airport times.

2027-01-22 → 2027-01-25 · $420.00

  • United Airlines UA2865 / UA5021: DEN 2027-01-22 11:15:00 → SUX 2027-01-22 18:05:00; 1 stop(s) via ORD; 350 minutes. Local airport times.
    • UA2865: DEN 2027-01-22 11:15:00 → ORD 2027-01-22 14:55:00; layover at ORD: 80 minutes.
    • UA5021: ORD 2027-01-22 16:15:00 → SUX 2027-01-22 18:05:00.
  • United Airlines UA5120: SUX 2027-01-25 18:45:00 → DEN 2027-01-25 19:41:00; nonstop; 116 minutes. Local airport times.

More dates for this route