Physician review pending - the published version will carry a named surgeon byline.
"How many days do I need?" is usually the last question a patient asks before booking flights, and it deserves a straight answer rather than a vague one. The honest structure of that answer is: the sequence is fixed, the day count is not. Every patient goes through exam, decision, surgery, and follow-up in that order. How tightly those steps compress depends on which procedure your eyes qualify for and how your early recovery goes.
This guide walks through each step, shows a sample week you can adapt, and answers the flight question directly. Nothing here replaces the personalized schedule our coordination team builds with you before you book anything.
What has to happen before surgery?
Everything starts with the preoperative examination. At GS Eye Center this is a single extended visit: a screening that runs to around 50 diagnostic tests over roughly two hours, covering corneal thickness and shape, refraction, pupil measurements, tear film, retinal health, and more. The results determine which procedures your eyes qualify for - and whether you qualify at all.
Two things are worth arranging before you leave home:
- A screening exam in the U.S. or Canada. Experienced patients on every forum give the same advice: confirm you are a plausible candidate before crossing an ocean. Your local optometrist can measure corneal thickness and confirm your prescription has been stable. Send us those numbers and we can tell you in advance whether the trip makes sense.
- A contact lens pause. Contact lenses temporarily change the shape of the cornea, so wearers need a break before measurements. How long depends on your lens type and history; your coordinator confirms the exact pause for your case before you travel, so the exam is valid the day you land.
Can the exam and surgery happen on the same day?
Often, yes. GS Eye Center's published FAQ notes that when the examination results are clear, surgery can proceed the same day, in the sequence exam, consultation, surgeon's review, surgery, with some waiting in between. Same-day exam and surgery is a routine pattern for Korean patients, and it is what makes a one-week trip feasible for many international patients.
Do not build your itinerary on the assumption that it will happen, though. If a measurement needs repeating, if your tear film needs treatment first, or if the surgeon wants a second look, surgery moves to another day. That is the system working as intended. Leave at least one flexible day between landing and your ideal surgery date.
How does the stay differ by procedure?
Recovery patterns differ, and so does the follow-up schedule. The patterns below come from GS Eye Center's published patient materials; your own schedule is set at the exam.
| Procedure | Early recovery pattern (per clinic materials) | Planning implication |
|---|---|---|
| SMILE Pro / SMILE LASIK | Most daily activities - washing, screens, driving - typically resume from the day after surgery. | Shortest stays are usually possible. A next-day check plus a pre-departure check is the typical anchor. |
| LASIK (VISU LASIK) | Clinic materials describe next-day return to daily life for typical cases. | Similar to SMILE for planning purposes; confirmed case by case. |
| LASEK / surface ablation (2DAY LASEK) | Surface healing takes longer: discomfort typically eases from day two, with a progress visit around day four. | Plan the longest buffer of the laser options. Vision sharpens gradually over following weeks. |
| ICL implantation | Staged process: five preliminary checks (vision, lens position, endothelial cells, optic nerve, retina), surgery, then scheduled follow-up checks. | Lens availability can also affect timing, since some lenses are matched to your measurements. Confirm the full sequence in consultation before booking. |
If the exam disqualifies you from one procedure, it often qualifies you for another - thin corneas may rule out LASIK but not ICL, for example. That switch can change your ideal stay length, which is another reason to share your prescription with us before you commit to dates.
When can you fly home?
The direct answer: after your surgeon has seen your eyes post-surgery and cleared you to travel. For laser procedures that clearance conversation typically happens at the day-after check, and international patients commonly keep a buffer of a few days between surgery and departure rather than flying immediately. For surface ablation and ICL the window is set more conservatively. GS confirms a safe flight date for your specific case in consultation - do not book a return flight for the same day as surgery.
Cabin air is dry, which matters because dry eye is a common temporary effect of refractive surgery. Whatever your departure date, plan on using the lubricating drops you are prescribed, and ask the team for flight-specific guidance at your final check.
What does a sample week in Seoul look like?
Here is a planning model many patients adapt. It is a template, not a promise:
- Day 1 - Land in Seoul, rest. No caffeine-fueled sightseeing marathon before the exam.
- Day 2 - Comprehensive examination and surgeon consultation at the clinic, two minutes from Gangnam Station Exit 1. If results are clear and you choose to proceed, surgery may happen the same day.
- Day 3 - Post-operative check. For SMILE-type procedures, light activities typically resume.
- Days 4-6 - Buffer and recovery days. Gentle sightseeing is generally fine for laser patients at this stage; strenuous plans are not.
- Day 7 - Final pre-departure check, travel clearance, and your records for home. Fly out on the surgeon's confirmed timeline.
Patients pairing surgery with a longer vacation often reverse the order: do the exam and surgery early, then spend the remaining trip on the fun parts while the follow-up checks slot in around it. GS's own FAQ notes that schedules are adjusted for patients who travel from far away, so visits are compressed rather than multiplied.
What should you avoid while recovering in Korea?
Your discharge instructions are the authority, but the recurring items are predictable: no rubbing your eyes, no swimming, and no saunas or jjimjilbang (Korean bathhouses) until cleared - a caution worth flagging because bathhouses are a popular tourist activity. Eye makeup and dusty or smoky environments also wait. For SMILE-type procedures the everyday basics like showering, screens, and walking around the city typically return the next day, which is why Seoul works well as a recovery city: food delivery, cafes, and short taxi rides ask very little of your eyes.
Related pages: Your journey, step by step · SMILE Pro · After You Fly Home: follow-up across the Pacific