Travel with Axel,
get the best price.

Raleigh/Durham → Houston

Dec 23, 2026 · return Dec 28, 2026

RDU → IAH1 adulteconomyRound trip

10 flight options · 4 airlines

Nonstop flights

Wed, Dec 23 – Mon, Dec 28

Frontier Airlines
10:39 amRDU
3h 8m
Nonstop
12:47 pmIAH
Frontier Airlines
10:26 amIAH
2h 46m
Nonstop
2:12 pmRDU

Round-trip total · 1 adult · Taxes included

Wed, Dec 23 – Mon, Dec 28

United Airlines
4:55 pmRDU
3h 10m
Nonstop
7:05 pmIAH
United Airlines
7:30 amIAH
2h 37m
Nonstop
11:07 amRDU

Round-trip total · 1 adult · Taxes included

Wed, Dec 23 – Mon, Dec 28

Frontier Airlines
4:24 pmRDU
3h 13m
Nonstop
6:37 pmIAH
United Airlines
7:30 amIAH
2h 37m
Nonstop
11:07 amRDU

Round-trip total · 1 adult · Taxes included

Wed, Dec 23 – Mon, Dec 28

United Airlines
6:00 amRDU
3h 13m
Nonstop
8:13 amIAH
United Airlines
7:30 amIAH
2h 37m
Nonstop
11:07 amRDU

Round-trip total · 1 adult · Taxes included

One-stop flights

Wed, Dec 23 – Mon, Dec 28

American Airlines
11:52 amRDU
6h 11m
DFW · 1h 21m
5:03 pmIAH
American Airlines
8:12 amIAH
4h 47m
CLT · 1h 21m
1:59 pmRDU

Round-trip total · 1 adult · Taxes included

Wed, Dec 23 – Mon, Dec 28

Delta Air Lines
9:58 amRDU
6h 19m
DTW · 1h 20m
3:17 pmIAH
Delta Air Lines
2:40 pmIAH
5h 31m
ATL · 2h 5m
9:11 pmRDU

Round-trip total · 1 adult · Taxes included

Wed, Dec 23 – Mon, Dec 28

Frontier Airlines
10:11 amRDU
3h 8m
Nonstop
12:19 pmIAH
Frontier Airlines
6:09 pmIAH
5h 18m
ATL · 1h 15m
12:27 am+1RDU

Round-trip total · 1 adult · Taxes included

Wed, Dec 23 – Mon, Dec 28

Frontier Airlines
6:42 amRDU
5h 52m
ATL · 1h 25m
11:34 amIAH
Frontier Airlines
10:26 amIAH
2h 46m
Nonstop
2:12 pmRDU

Round-trip total · 1 adult · Taxes included

Wed, Dec 23 – Mon, Dec 28

Frontier Airlines
2:50 pmRDU
6h 39m
TPA · 1h 56m
8:29 pmIAH
Frontier Airlines
10:26 amIAH
2h 46m
Nonstop
2:12 pmRDU

Round-trip total · 1 adult · Taxes included

Wed, Dec 23 – Mon, Dec 28

United Airlines
6:00 amRDU
6h 6m
IAD · 1h 19m
11:06 amIAH
United Airlines
7:30 amIAH
2h 37m
Nonstop
11:07 amRDU

Round-trip total · 1 adult · Taxes included

Make this trip yours

RDU ⇄ IAH

Economy

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

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, Frontier 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.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

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

All dates for this routeOct 30, 2026 → Nov 2, 2026Oct 31, 2026 → Nov 7, 2026Nov 13, 2026 → Nov 16, 2026Nov 14, 2026 → Nov 21, 2026Nov 24, 2026 → Nov 29, 2026Nov 27, 2026 → Nov 30, 2026Nov 28, 2026 → Dec 5, 2026Dec 11, 2026 → Dec 14, 2026Dec 12, 2026 → Dec 19, 2026Dec 22, 2026 → Dec 27, 2026Dec 25, 2026 → Dec 28, 2026Dec 26, 2026 → Jan 2, 2027Dec 30, 2026 → Jan 2, 2027Jan 8, 2027 → Jan 11, 2027Jan 9, 2027 → Jan 16, 2027Jan 15, 2027 → Jan 18, 2027Jan 22, 2027 → Jan 25, 2027Jan 23, 2027 → Jan 30, 2027Feb 5, 2027 → Feb 8, 2027Feb 6, 2027 → Feb 13, 2027Feb 12, 2027 → Feb 15, 2027Mar 5, 2027 → Mar 8, 2027Mar 6, 2027 → Mar 13, 2027Mar 25, 2027 → Mar 29, 2027Apr 2, 2027 → Apr 5, 2027Apr 3, 2027 → Apr 10, 2027Apr 30, 2027 → May 3, 2027May 1, 2027 → May 8, 2027May 28, 2027 → May 31, 2027May 29, 2027 → Jun 5, 2027Jun 25, 2027 → Jun 28, 2027Jun 26, 2027 → Jul 3, 2027Jul 2, 2027 → Jul 6, 2027Jul 23, 2027 → Jul 26, 2027Jul 24, 2027 → Jul 31, 2027Aug 20, 2027 → Aug 23, 2027Aug 21, 2027 → Aug 28, 2027Sep 3, 2027 → Sep 6, 2027Sep 17, 2027 → Sep 20, 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)
2026-12-23 → 2026-12-28Frontier AirlinesF91741 / F91742$184.882026-10-29T01:02:33Z
2026-12-23 → 2026-12-28United AirlinesUA2341 / UA1611$388.882026-10-29T01:02:33Z
2026-12-23 → 2026-12-28American AirlinesAA2683 + AA6298 / AA2765 + AA1897$363.382026-10-29T01:02:33Z
2026-12-23 → 2026-12-28Delta Air LinesDL1427 + DL1307 / DL2709 + DL1518$388.882026-10-29T01:02:33Z
2026-12-23 → 2026-12-28Frontier Airlines / United AirlinesF91741 / UA1611$284.882026-10-29T01:02:33Z
2026-12-23 → 2026-12-28United AirlinesUA1383 / UA1611$388.882026-10-29T01:02:33Z
2026-12-23 → 2026-12-28Frontier AirlinesF91741 / F91404 + F91168$209.882026-10-29T01:02:33Z
2026-12-23 → 2026-12-28Frontier AirlinesF94797 + F92399 / F91742$210.882026-10-29T01:02:33Z
2026-12-23 → 2026-12-28Frontier AirlinesF92729 + F92561 / F91742$210.882026-10-29T01:02:33Z
2026-12-23 → 2026-12-28United AirlinesUA3704 + UA1524 / UA1611$375.882026-10-29T01:02:33Z

2026-12-23 → 2026-12-28 · $184.88

  • Frontier Airlines F91741: RDU 2026-12-23 10:39:00 → IAH 2026-12-23 12:47:00; nonstop; 188 minutes. Local airport times.
  • Frontier Airlines F91742: IAH 2026-12-28 10:26:00 → RDU 2026-12-28 14:12:00; nonstop; 166 minutes. Local airport times.

2026-12-23 → 2026-12-28 · $388.88

  • United Airlines UA2341: RDU 2026-12-23 16:55:00 → IAH 2026-12-23 19:05:00; nonstop; 190 minutes. Local airport times.
  • United Airlines UA1611: IAH 2026-12-28 07:30:00 → RDU 2026-12-28 11:07:00; nonstop; 157 minutes. Local airport times.

2026-12-23 → 2026-12-28 · $363.38

  • American Airlines AA2683 / AA6298: RDU 2026-12-23 11:52:00 → IAH 2026-12-23 17:03:00; 1 stop(s) via DFW; 371 minutes. Local airport times.
    • AA2683: RDU 2026-12-23 11:52:00 → DFW 2026-12-23 14:22:00; layover at DFW: 81 minutes.
    • AA6298: DFW 2026-12-23 15:43:00 → IAH 2026-12-23 17:03:00.
  • American Airlines AA2765 / AA1897: IAH 2026-12-28 08:12:00 → RDU 2026-12-28 13:59:00; 1 stop(s) via CLT; 287 minutes. Local airport times.
    • AA2765: IAH 2026-12-28 08:12:00 → CLT 2026-12-28 11:40:00; layover at CLT: 81 minutes.
    • AA1897: CLT 2026-12-28 13:01:00 → RDU 2026-12-28 13:59:00.

2026-12-23 → 2026-12-28 · $388.88

  • Delta Air Lines DL1427 / DL1307: RDU 2026-12-23 09:58:00 → IAH 2026-12-23 15:17:00; 1 stop(s) via DTW; 379 minutes. Local airport times.
    • DL1427: RDU 2026-12-23 09:58:00 → DTW 2026-12-23 11:45:00; layover at DTW: 80 minutes.
    • DL1307: DTW 2026-12-23 13:05:00 → IAH 2026-12-23 15:17:00.
  • Delta Air Lines DL2709 / DL1518: IAH 2026-12-28 14:40:00 → RDU 2026-12-28 21:11:00; 1 stop(s) via ATL; 331 minutes. Local airport times.
    • DL2709: IAH 2026-12-28 14:40:00 → ATL 2026-12-28 17:42:00; layover at ATL: 125 minutes.
    • DL1518: ATL 2026-12-28 19:47:00 → RDU 2026-12-28 21:11:00.

2026-12-23 → 2026-12-28 · $284.88

  • Frontier Airlines F91741: RDU 2026-12-23 16:24:00 → IAH 2026-12-23 18:37:00; nonstop; 193 minutes. Local airport times.
  • United Airlines UA1611: IAH 2026-12-28 07:30:00 → RDU 2026-12-28 11:07:00; nonstop; 157 minutes. Local airport times.

2026-12-23 → 2026-12-28 · $388.88

  • United Airlines UA1383: RDU 2026-12-23 06:00:00 → IAH 2026-12-23 08:13:00; nonstop; 193 minutes. Local airport times.
  • United Airlines UA1611: IAH 2026-12-28 07:30:00 → RDU 2026-12-28 11:07:00; nonstop; 157 minutes. Local airport times.

2026-12-23 → 2026-12-28 · $209.88

  • Frontier Airlines F91741: RDU 2026-12-23 10:11:00 → IAH 2026-12-23 12:19:00; nonstop; 188 minutes. Local airport times.
  • Frontier Airlines F91404 / F91168: IAH 2026-12-28 18:09:00 → RDU 2026-12-29 00:27:00; 1 stop(s) via ATL; 318 minutes. Local airport times.
    • F91404: IAH 2026-12-28 18:09:00 → ATL 2026-12-28 21:44:00; layover at ATL: 75 minutes.
    • F91168: ATL 2026-12-28 22:59:00 → RDU 2026-12-29 00:27:00.

2026-12-23 → 2026-12-28 · $210.88

  • Frontier Airlines F94797 / F92399: RDU 2026-12-23 06:42:00 → IAH 2026-12-23 11:34:00; 1 stop(s) via ATL; 352 minutes. Local airport times.
    • F94797: RDU 2026-12-23 06:42:00 → ATL 2026-12-23 08:39:00; layover at ATL: 85 minutes.
    • F92399: ATL 2026-12-23 10:04:00 → IAH 2026-12-23 11:34:00.
  • Frontier Airlines F91742: IAH 2026-12-28 10:26:00 → RDU 2026-12-28 14:12:00; nonstop; 166 minutes. Local airport times.

2026-12-23 → 2026-12-28 · $210.88

  • Frontier Airlines F92729 / F92561: RDU 2026-12-23 14:50:00 → IAH 2026-12-23 20:29:00; 1 stop(s) via TPA; 399 minutes. Local airport times.
    • F92729: RDU 2026-12-23 14:50:00 → TPA 2026-12-23 16:54:00; layover at TPA: 116 minutes.
    • F92561: TPA 2026-12-23 18:50:00 → IAH 2026-12-23 20:29:00.
  • Frontier Airlines F91742: IAH 2026-12-28 10:26:00 → RDU 2026-12-28 14:12:00; nonstop; 166 minutes. Local airport times.

2026-12-23 → 2026-12-28 · $375.88

  • United Airlines UA3704 / UA1524: RDU 2026-12-23 06:00:00 → IAH 2026-12-23 11:06:00; 1 stop(s) via IAD; 366 minutes. Local airport times.
    • UA3704: RDU 2026-12-23 06:00:00 → IAD 2026-12-23 07:11:00; layover at IAD: 79 minutes.
    • UA1524: IAD 2026-12-23 08:30:00 → IAH 2026-12-23 11:06:00.
  • United Airlines UA1611: IAH 2026-12-28 07:30:00 → RDU 2026-12-28 11:07:00; nonstop; 157 minutes. Local airport times.

More dates for this route