Fill in the blanks with an appropriate verb form:

If you don’t hurry, you …………………. the flight.

will miss

The correct verb form to fill in the blank is will miss. The future tense of the verb "miss" is will miss. The context of the sentence indicates that the speaker is talking about something that will happen in the future if the person does not hurry, so the future tense is the most appropriate tense to use.

The other options are incorrect.

• Would miss is the past conditional tense of the verb "miss".
• Missed is the simple past tense of the verb "miss".
• Will be missing is the present continuous tense of the verb "miss".