Key takeaways
- Termite swarmers have straight antennae, a broad waist and four wings of equal length that are longer than the body.
- Flying ants have elbowed antennae, a pinched waist and front wings clearly longer than the hind wings.
- Do not go by color: both termites and ants range from light tan to black.
- Florida carpenter ants fly in the evening during the rainy season and nest in wood already softened by moisture, not sound wood.
- If the swarmers are termites, the building is likely infested; get a licensed inspection before choosing any treatment.
In this article
To tell a termite from a flying ant, look at three features: termites have straight antennae, a thick waist and four wings of equal length, while flying ants have bent antennae, a pinched waist and front wings longer than the back ones. A cheap hand lens and a few seconds are usually enough.
The difference matters a lot. A swarm of flying ants is mostly a nuisance and often a sign of moisture, while termite swarmers indoors usually mean a colony is feeding on your home. In South Florida both insects swarm in the same months, often after rain and often near lights, so mix-ups are common. This guide shows how to identify each one, which flying ants you are likely to see here and what to do next.
Termite vs. Flying Ant: The Side-by-Side Comparison
Winged termites and winged ants are both reproductives: males and females that leave a mature colony to mate and start new ones. Workers of both stay wingless. Here is how the swarmers differ, based on guidance from UF/IFAS and Mississippi State University Extension.
| Feature | Termite swarmer | Flying ant |
|---|---|---|
| Antennae | Straight and beadlike | Elbowed, with a distinct bend |
| Waist | None; the body is broad and joined along its length | Narrow, pinched waist |
| Wings | Two pairs of equal length, longer than the body | Front wings clearly longer than hind wings |
| Wing shedding | Sheds wings soon after flight; piles of identical wings are common | Mated females also shed their wings |
| Color | Varies: eastern subterranean are dark brown to black, Formosan are orange to amber-brown | Varies from light tan to black |
| What the colony eats | Wood and other cellulose | Varies by species: sweets, proteins, other insects |
| Risk to your home | Colony can damage structural wood | Most ants do not damage wood; carpenter ants nest in moist, softened wood |
Two cautions from the experts. UF/IFAS Extension advises against relying on color, because both groups vary. And since both insects shed their wings, a wingless insect can still be either one; Mississippi State recommends checking the antennae and waist with a magnifying glass.
Which Flying Ants Do You See in South Florida?
Several common ants send out winged reproductives around homes here. Two are worth knowing.
Florida Carpenter Ants
Florida carpenter ants are a common household ant here, and UF/IFAS notes that their winged reproductives are often found in homes. According to UF/IFAS, they are large ants with an ash-brown to rusty-orange head and thorax and a black abdomen, and winged females can reach about 3/4 inch, much larger than most termite swarmers.
Key facts:
- Flights happen in the evening or at night during the rainy season, May through November, and complaints peak during the spring swarm season, usually April to June.
- They do not excavate sound wood. UF/IFAS says they hollow out wood softened by moisture or fungi and also nest in wall voids, attic insulation near the eaves, under bathtubs and around leaky window and door frames.
- They push out debris called frass from nest sites and trail along wires, cables and branches touching the house.
Their foraging habits help confirm the identification. UF/IFAS reports that Florida carpenter ants forage mostly at night, with peak activity from just before sunset to about two hours after, and again around dawn. They favor sweets, nectar and the honeydew made by aphids, scales and mealybugs on landscape plants, so you will often see them trailing up tree trunks or along branches that touch the roof. Indoors they also nest in electrical boxes, behind wood paneling and under appliances such as dishwashers.
If you see winged carpenter ants indoors, look for a moisture problem: a slow leak under a sink, a wet window frame or a roof leak near the eaves. Our guide to carpenter ant signs explains what else to check.
Fire Ants
Fire ants send out several hundred winged ants at once, usually in warm weather after rain, according to the eXtension fire ant experts. Males die shortly after mating, and mated females drop their wings and start new colonies. Fire ant swarms happen outdoors around mounds, but swarmers can drift onto patios and pool decks. Learn more on our fire ants page, and see why heavy rain triggers flights in why ants swarm after storms.
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When Termites and Flying Ants Swarm in South Florida
Overlapping seasons are the main reason for confusion. Termites tend to swarm earlier in the year; carpenter ants fly through the rainy season.
active peak
Source: UF/IFAS EDIS (IN369, IN278, IN455)
Time of day helps as well. Eastern subterranean termites fly on warm, sunny early afternoons, usually after rain, while Formosan termites swarm shortly after sunset and gather at lights. Florida carpenter ants fly in the evening or at night. Our article on termite swarming in Florida covers each termite species and what to do during a swarm.
Why the Difference Matters
The two insects are very different problems.
Termites eat your house. All termites feed on cellulose, and subterranean termite colonies of 100,000 to 1,000,000 termites can forage up to 150 feet, according to UF/IFAS. Mississippi State Extension states plainly that if the swarmers are termites, the building is likely infested and needs professional treatment.
Most ants do not. Ants come indoors for food, water and shelter. Carpenter ants are the exception that causes worry, but in Florida they nest in wood that is already wet or decayed. They are a moisture warning more than a structural threat, though the moisture itself can damage wood and attract termites.
Treatments are different. Ant control focuses on finding and treating the nest or using the right bait for the species. Termite control uses baits or soil treatments aimed at the colony. Spraying swarmers solves neither problem.
What to Do When You Find Winged Insects
- Collect a few. Seal them in a plastic bag; dead ones are fine.
- Check antennae, waist and wings with a magnifying glass.
- Note where and when they appeared. A window frame at 2 p.m. after rain suggests native termites; a porch light after sunset suggests Formosan termites or carpenter ants.
- Look for other clues. Mud tubes, piles of identical wings or small pellet piles point to termites. Ant trails along baseboards, wires or tree branches point to ants.
- Check the room where they appeared. Winged insects that keep showing up in one room, or that come out of a wall, baseboard or window frame, point to a colony inside the structure rather than strays from outdoors.
- Get a professional opinion if you are unsure. UF/IFAS Extension’s advice is to contact a pest control company once termites are identified and to compare recommendations, since your home is likely your largest investment.
How Toro Identifies and Treats Swarmers
Bring your bag of samples to the inspection. Toro’s technicians, trained at the TORO Institute with on-staff entomologists, identify whether you have termites or ants and which species.
- If they are termites, Toro’s termite control service starts with a free inspection to find the species and the extent of the damage. Subterranean termites are treated with the Sentricon baiting system, which is designed to eliminate the colony, including the queen, while drywood termites are treated with TORO-GUARD or tent fumigation, depending on how far they have spread.
- If they are ants, Toro’s residential pest control plans cover ants and other common household pests, backed by the 110% Satisfaction Guarantee.
For photos of the species mentioned here, browse our ant pest library and termite pest library.
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305-594-4767Frequently Asked Questions
Are flying ants a sign of termites?
What do termite wings look like compared to ant wings?
Why are flying ants or termites in my house at night?
Do flying ants or termites bite?
Can I treat flying ants and termites the same way?
Sources
- Q: I Found Hundreds of Flying Insects Swarming in My Back Yard. Are They Ants or Termites?, UF/IFAS Extension Nassau County
- Are These Termites or Ants?, Mississippi State University Extension
- Florida Carpenter Ant, Camponotus floridanus (EDIS IN455), UF/IFAS Extension
- What Are Flying Ants?, eXtension Imported Fire Ant Community of Practice
- Native Subterranean Termites: Reticulitermes flavipes, R. virginicus, R. hageni (EDIS IN369), UF/IFAS Extension
- Formosan Subterranean Termite, Coptotermes formosanus (EDIS IN278), UF/IFAS Extension
Educational content. This article is for general information about pests in South Florida and is not medical, legal or professional advice. If you have a bite, sting or allergic reaction, contact your doctor; in an emergency, call 911. Pest problems vary from home to home, so a licensed professional should inspect before treatment. When using any pesticide, always read and follow the product label.
