211 Flirty Replies to “What Are You Up To?” Texts

Three words. One tiny question. And somehow, “What are you up to?” can mean about a dozen different things depending on who’s sending it.

Sometimes it’s casual. Sometimes it’s curious. And sometimes — especially when it comes from that one person — it’s definitely flirty. The tricky part is knowing how to text back in a way that matches the energy, keeps things interesting, and doesn’t make you sound like you tried too hard.

That’s exactly what this article is for. Whether you’re texting a guy, texting a girl, keeping things light, or turning up the heat a little, you’ll find the right reply here. All 211 of them are short, real, and ready to use.

Flirty Replies to “What Are You Up To?” Texts Over Text

These are your all-purpose flirty replies. They work in most situations and for most people. I’ve found that simple and confident usually wins over clever and complicated.

1. Thinking about you, actually. Good timing.

2. Just counting down until I see you again.

3. Nothing much. Want to be the reason my evening gets interesting?

4. Honestly? Hoping someone would text me. Hi.

5. Just living my best life. Could be better with you in it.

6. Daydreaming. You showed up. Funny how that works.

7. Not enough. What did you have in mind?

8. Currently plotting something fun. Want in?

9. Waiting for a reason to smile. You just delivered.

10. Lying low. You should fix that.

11. Not as much as I’d like to be doing.

12. Just hanging around, hoping you’d ask.

13. Keeping myself busy. Badly.

14. Being bored until this message showed up.

15. Smiling now. Thanks for that.

16. Looking for trouble. Found you instead.

17. Missing good company. Hint hint.

18. Honestly? Nothing that can’t be interrupted.

19. Getting better the second you texted.

20. A little of this, a little of that. Mostly thinking about you.

Sometimes the best flirting happens inside the smallest moments — like when someone asks what you’re up to. These ideas pair naturally with our quick-flirt moves that don’t feel forced and those sweet replies for when someone says they’re thinking of you.

Flirty Replies to “What Are You Up To?” Texts for Him

Texting a guy you like? Most guys respond well to replies that are confident, a little playful, and don’t overthink it. In my experience, keeping it light and leaving a little mystery goes a long way.

21. Thinking about the last time we hung out. Good memories.

22. Not much. Is that an invitation?

23. Just here, wishing you’d suggest something.

24. Being cute. The usual.

25. Missing your company. There, I said it.

26. Sitting here looking like I have my life together. I don’t.

27. Wondering when you’d finally text me.

28. Not as much as I could be with the right company.

29. Just here. Where are you?

30. You always text at the best times. Just saying.

31. Doing nothing I wouldn’t cancel for you.

32. Plotting a way to see you soon.

33. Being mysterious. How’s it working?

34. Trying to act busy. Failing miserably.

35. Waiting for someone interesting to show up in my notifications. Hey.

36. Low-key hoping you’d ask me this today.

37. Just existing beautifully over here.

38. Rewatching something good. You’d like it.

39. Making plans I’d drop for you instantly.

40. Nothing nearly as fun as talking to you.

What Are You Up To Response — Flirty Over Text

Sometimes you want a reply that’s flirty but still feels spontaneous, not rehearsed. These are the ones that land naturally even mid-conversation.

41. Getting into a little trouble. Could use an accomplice.

42. Just here. Slightly bored. Highly available.

43. Honestly just waiting for a good reason to leave the house.

44. Living rent-free in my own thoughts. You just moved in.

45. Nothing official. Why? Do you have plans for me?

46. Just here being underappreciated. You should fix that.

47. Staring at my ceiling, thinking about nothing important. Until now.

48. Something low-key. Unless you have a better idea.

49. Overthinking everything except this conversation.

50. Not enough. Clearly I need you to make things more interesting.

51. Sitting here looking good with nowhere to be.

52. Having a quiet evening. Open to suggestions.

53. The usual. Being irresistible. How about you?

54. Just existing. But flirtatiously.

55. I was doing something. Now I’m just texting you.

56. Trying to be productive. You’re a lovely distraction.

57. Honestly nothing. Good timing on your part.

58. Pretending to be busy. You caught me.

59. Just here with all this charm and no one to use it on. Until now.

60. Nothing much. But I’m smiling more now.

Flirty Replies to “What Are You Up To?” Texts for Her

Texting a girl you like? These replies are warm, confident, and easy to send without sounding like you’re trying to impress her. Because honestly, the best moves look effortless.

61. Just thinking about the last time we laughed together.

62. Not enough. You should come fix that.

63. Wishing the evening was a little more interesting. Thanks for helping.

64. Just here wondering when you’d show up in my day.

65. Nothing much. You just became the highlight.

66. Hanging around. Mostly waiting for a good conversation to happen.

67. The usual Tuesday things. You’re already making it better.

68. Not much. Is this you making plans?

69. Keeping myself company. Could use an upgrade.

70. Doing something I’d happily pause for you.

71. Just chilling. But in a mysteriously charming way.

72. Nothing that a conversation with you wouldn’t improve.

73. Just thinking. You showed up in those thoughts.

74. Practicing being interesting. Testing it on you now.

75. Just here. Glad you asked.

76. Nothing I’d choose over talking to you.

77. Trying to have a good evening. You just helped.

78. Not nearly enough. Want to change that?

79. Taking it easy. Until now. You showed up.

80. Low-key hoping you’d text. High-key glad you did.

What Are You Up To Response — Flirty to a Girl

These are a little more direct and playful. Good for when you’re already comfortable with each other and want to keep the energy up.

81. Nothing worth mentioning. But you are.

82. Just here being unfairly charming. Usual stuff.

83. Trying to decide what to do tonight. Any input?

84. Sitting here smiling like a fool since you texted.

85. Not enough. Clearly I need better company.

86. Being casually irresistible. Hard work but someone’s got to do it.

87. Just existing and thinking about you. Simultaneously.

88. Planning something fun. Figured I’d see if you’d be interested first.

89. Nothing much. But you just made it something.

90. Hanging around and apparently waiting for you to ask.

91. Looking for a good reason to get out. Is this it?

92. The usual nothing. But you never fail to make it better.

93. Absolutely nothing I’d pick over this conversation.

94. Just here. Was hoping for exactly this.

95. Nothing. Now I’m smiling though. That’s your fault.

96. Being honestly a little bored until this showed up.

97. Trying to keep a low profile. Failing now that you’re involved.

98. Absolutely nothing productive. You?

99. Keeping the evening open. Just in case.

100. Nothing notable. Just you making my phone worth checking.

What Are You Up To Response — Flirty to a Guy

These work when you want to text a guy back with something playful that shows you’re interested without spelling it out completely. A little mystery is a good thing.

101. Nothing. You’re the most interesting thing happening right now.

102. Just being lowkey adorable over here.

103. Something. Not as fun as talking to you.

104. Waiting for you to suggest something, honestly.

105. Nothing I wouldn’t drop for better plans. Hint.

106. Sitting here looking cute. No one to appreciate it. Until now.

107. Just here overthinking everything except this reply.

108. Nothing wild. You want to change that?

109. Trying to keep myself entertained. You’re helping.

110. Not much. Why? Planning something?

111. Just being irresistible. The usual Thursday thing.

112. Low-key doing nothing. High-key glad you checked in.

113. Thinking about something I probably shouldn’t admit.

114. Just here, trying not to text you first. You saved me.

115. Nothing that compares to this.

116. Chilling. But in a cute way.

117. Nothing worth texting about. Except you asked, so hi.

118. Keeping myself company. Not very successfully.

119. A little bored. A lot interested in what you have to say.

120. Not much. But now I’m curious why you asked.

What Are You Up To Response to a Guy

Sometimes you want to reply in a way that’s warm and engaging without being too obviously flirty right away. These start easy and leave room for the conversation to grow naturally.

121. Just winding down. What about you?

122. The usual. But happier now that you texted.

123. Nothing exciting yet. That’s subject to change.

124. Just sitting here. You have impeccable timing.

125. Trying to relax. You interrupted it. Gladly.

126. Nothing I can’t talk about and text you at the same time.

127. Just hanging out. Glad someone checked in.

128. Overthinking things. You’re a nice interruption.

129. A quiet evening so far. You have ideas?

130. Just finishing up some things. Now I’m free. Funny timing.

131. Not much. You showed up at exactly the right time.

132. The usual nothing. What’s on your mind?

133. Just here. Wondering if you’d text first. You did.

134. Nothing interesting. You changed that just now.

135. Keeping it simple tonight. Unless something better comes up.

136. Just relaxing. But I’m always down for a good conversation.

137. Nothing major. You always seem to text at the right moment.

138. Just here thinking. You interrupted nicely.

139. Winding down. Or I was. Hi.

140. Nothing much. Now I’m curious what made you ask.

What Have You Been Up To Response

“What have you been up to?” is a slightly different question. It’s warmer, a little more personal, and usually comes from someone who genuinely wants to reconnect. These replies match that energy.

141. Honestly? A lot. But nothing as good as this conversation.

142. The usual chaos, somehow looking great through it all.

143. Living. Laughing. Thinking about you occasionally.

144. A lot of things. Some good, some boring, none as interesting as you.

145. Been keeping busy. But there’s always room for you.

146. Just growing, glowing, and waiting for someone to notice. Hi.

147. A bit of everything. Better now that you asked.

148. The usual but with better hair lately.

149. Honestly surviving, but make it stylish.

150. Getting into things. Nothing I wouldn’t tell you about.

151. Staying busy but thinking about you more than I probably should.

152. Not nearly enough of the fun stuff. Want to change that?

153. A lot of good things. You’re welcome to hear all of it.

154. Keeping a low profile. Until now apparently.

155. Mostly just missing this. Whatever this is.

156. Growing as a person. Slowly. Attractively.

157. Doing well. Better for hearing from you.

158. Nothing worth bragging about. Yet. Ask me again next week.

159. Staying busy. But I always have time for you.

160. Being genuinely interesting. Glad you caught up to ask.

How to Reply Flirtily Without Trying Too Hard

Here’s the thing about flirty texting: the best replies feel natural, not rehearsed. I’ve noticed that people overthink it, and that’s actually where things go sideways. The goal isn’t to impress. It’s to connect.

Match the energy of the message you received. If they sent something casual and short, don’t write a paragraph back. Keep it proportional.

Leave something open-ended. A reply that ends with a question or a hint gives them something to work with. It keeps the conversation moving naturally.

Don’t explain the flirt. If you say something playful, let it land. You don’t need to follow up with “lol just kidding” or “I mean…” Trust the reply.

Confidence reads well in text even without tone of voice. A short, clear, slightly cheeky reply almost always lands better than a long one that hedges itself to death.

Timing matters too. Replying hours later to “what are you up to?” usually kills the momentum. If you’re going to flirt back, do it while the conversation is warm.

161. Just being my usual irresistible self. The usual.

162. Up to no good. Want to join?

163. Something I’ll tell you about in person.

164. That’s a dangerous question. I’ll keep you guessing.

165. Just thinking. You probably don’t want to know about what.

166. Something. Nothing. You. In no particular order.

167. Keeping myself out of trouble. Barely.

168. A little mystery. A little mischief. The usual cocktail.

169. You first. Then I’ll tell you.

170. Nothing yet. That word “yet” is doing a lot of work.

Best Situational Flirty Replies

Context changes everything. Here are replies built around specific situations you might find yourself in.

When you’ve been talking for a while and want to turn the conversation playful:

171. Honestly debating whether to ask you to come over.

172. Sitting here regretting that I’m not with you right now.

173. Just thinking about the last time we saw each other. No reason.

174. Getting ready to do something. You’d look good doing it with me.

175. Just here. Wishing the distance was shorter.

When it’s late at night and the question feels loaded:

176. Still awake. Clearly waiting for something. Maybe this.

177. Couldn’t sleep. Now I don’t mind being awake.

178. Late-night texting you. The best kind of insomnia.

179. Just thinking about things I shouldn’t be thinking about this late.

180. Up way too late and now very glad about it.

When you want to be bold without being over the top:

181. Missing you, actually. Is that too honest?

182. Just wishing I was wherever you are right now.

183. Trying to talk myself out of texting you first. Glad you saved me from that.

184. Honestly? Just hoping you’d ask.

185. Something I’d drop immediately if you had a better idea.

When you want to keep it light and sweet:

186. Just smiling at my phone. Suspiciously.

187. Nothing much. You just made it a lot more fun.

188. The same old, but better now.

189. Just here, quietly rooting for you to text me. It worked.

190. Being adorable. As usual.

When you want something short and punchy:

191. You.

192. Thinking about this, actually.

193. Waiting for you, apparently.

194. Missing good conversation. Found it.

195. Nothing. Now everything.

196. Just here. Hi.

197. Something. Now this.

198. The usual. Better now.

199. Nothing important. You are though.

200. Just being me. Lucky you.

Common Mistakes to Avoid

A few quick things that trip people up when they’re trying to flirt over text.

Overthinking the reply. If you spend twenty minutes crafting one message, it’s usually too long or too try-hard. Flirty replies work best when they feel spontaneous.

Being too eager all at once. Matching energy matters. If they sent a casual, one-line question, hitting back with three flirty lines and a question feels like a lot. Ease in.

Explaining your humor. If you make a joke or tease, let it land. Adding “haha just kidding” immediately after kills the energy every single time.

Disappearing mid-conversation. Flirting over text is a rhythm. If you send a great reply and then go quiet for hours, you break the momentum.

Using lines that sound copy-pasted. Most people can tell when something doesn’t sound like you. The best flirty reply is one that actually sounds like how you talk.

Playing it too safe. If you always go with the most neutral possible reply, you’ll never actually get anywhere. A little bit of risk is kind of the whole point.

201. “Same as always.” — Fine, but forgettable. Try to add something.

202. “Nothing lol.” — Flat. Give them something to work with.

203. “Just watching TV.” — Not a conversation starter. Add a little spin to it.

204. “Not much, you?” — Safe but passive. You can do better.

205. “Omg nothing haha why.” — Comes across as anxious. Stay calm and confident.

206. “Just chilling.” — Vague. Throw in a small detail or a question.

207. “Busy but free for you ;)” — The wink does a lot of heavy lifting. Use sparingly.

208. “Why do you ask?” — Can come off as suspicious or cold unless you follow up warmly.

209. “Nothing much, bored.” — Sharing boredom without direction. Give them something to respond to.

210. “Just work stuff.” — Shuts the conversation down. Even if it’s true, open it back up.

211. And the most important one: whatever you say, say it like yourself. That’s always the most attractive option.

Conclusion

“What are you up to?” is one of the smallest questions two people can exchange over text. But it can also be the start of something really good, if you reply the right way.

You don’t need a perfect line. You need a reply that sounds like you, has a little energy, and gives the other person something to work with. That’s it. I’ve seen the simplest replies start the best conversations.

Pick a few from this list that feel natural. Adjust the wording so it sounds like how you actually talk. And then trust it. Confidence is always the best part of any flirty text.

Good luck. You’ve got this.

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