George Bush Intercontinental (IAH) to Rafael Nunez International (CTG).
| Departure | Return | Price |
|---|---|---|
| 07/19/2026 | 07/28/2026 | $547 |
| 07/20/2026 | 07/28/2026 | $547 |
| 07/20/2026 | 07/29/2026 | $547 |
| 07/21/2026 | 07/28/2026 | $547 |
| 07/21/2026 | 07/29/2026 | $547 |
| 07/21/2026 | 07/30/2026 | $547 |
| 07/28/2026 | 08/05/2026 | $547 |
| 08/04/2026 | 08/12/2026 | $547 |
| 08/04/2026 | 08/13/2026 | $547 |
| 07/03/2026 | 07/10/2026 | $552 |
Based on current fares, August is the cheapest month to fly from Houston to Cartagena, with average fares around $561 round trip (as low as $547).
May tends to be more expensive, averaging $702.
See the full month-by-month and day-of-week price analysis
Best Time to Fly IAH → CTGDeparture date prices (economy, round trip). Green = cheap, red = expensive.
The cheapest month to fly from Houston to Cartagena is August, with average round-trip fares around $561. Fares in August start as low as $547. The most expensive month is May, averaging $702.
A nonstop flight from Houston to Cartagena takes approximately 4h.
The cheapest flight from Houston to Cartagena currently starts at $547 round trip in economy class.
The average round-trip flight price from Houston to Cartagena is $662 in economy class.
The distance is 1724 miles (2774 km). with a nonstop flight time of about 4h. The lowest fare currently available is $547 departing in July. The average round-trip fare is $662.
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