How much data do I need while traveling? The answer depends mainly on how long your trip is and how you use your phone. Navigation and messaging use relatively little data, while social media, video streaming, video calls, and hotspot use can increase your data consumption quickly.

In this guide, we’ll break down how much data popular apps use, give practical estimates for trips from one day to one month, and help you work out which usage level best matches your travel habits.

For more help comparing providers and choosing an eSIM, explore our eSIM guides, reviews, and comparisons.

Quick answer

For a one-week trip, most travellers will need around 3–7 GB of mobile data. Light users who mainly use Maps, messaging, and occasional web browsing may need less, while frequent social media users, video streamers, and remote workers can use considerably more.

The biggest factor isn’t usually navigation or messaging. Google Maps and text messaging use relatively little data, while activities such as Instagram Reels, TikTok, YouTube, video calls, and streaming can consume hundreds of megabytes or even several gigabytes per hour.

How many GB you need depends mainly on your trip length and how you use your phone. Below, we’ll break down roughly how much data you need per day, for 4 days, one week, two weeks and one month, based on different levels of usage.

Once you have a rough idea of how much data you’ll need, the next step is choosing the right connectivity option for your trip. Our guide to The Best Connectivity Setup for Traveling can help.

How much data do popular apps use?

App / Activity	Approximate Data Usage
Google Maps	3-10 MB per hour
WhatsApp Voice Calls	18-30 MB per hour
Spotify	10-150 MB per hour
Instagram	100 MB-1.5 GB per hour
TikTok	840 MB to 1 GB per hour
Netflix	0.3-7 GB per hour
YouTube	0.3-4+ GB per hour
Zoom	0.5-2.5 GB per hour

These figures are useful reference points, but actual data usage depends heavily on how you use each app. Video quality on YouTube, call quality and group size on Zoom, and whether you’re browsing photos or watching Reels on Instagram can all have a significant impact on data consumption.

How much data do I need while traveling?

How much data you need depends mainly on your trip length and how you use your phone. A light user relying on Maps and messaging will need far less data than someone regularly streaming video, using social media, or working remotely.

The estimates below assume you’ll also have normal access to Wi-Fi during your trip.

Usage level	Per day	4 days	1 week	2 weeks	1 month
Light	100–300 MB	0.5–1 GB	1–3 GB	2–5 GB	5–10 GB
Typical	400 MB–1 GB	2–4 GB	3–7 GB	7–15 GB	15–30 GB
Heavy	1–2+ GB	4–8+ GB	7–15+ GB	15–30+ GB	30–60+ GB
Remote work	1.5–3+ GB	6–12+ GB	10–20+ GB	20–40+ GB	40–80+ GB

Light users

Travellers in this category mainly use mobile data for Maps, ridesharing, messaging, and occasional web browsing. They rarely stream video or make frequent video calls, so their overall data usage is usually low.

Typical users

Travellers in this category use mobile data for navigation, messaging, social media, music streaming, and general browsing. They may upload photos, watch occasional videos, and use apps like Spotify while away from Wi-Fi.

Heavy users

Travellers in this category regularly use data-intensive apps such as TikTok, Instagram Reels, YouTube and Netflix. Frequent video streaming, social media use and video calls can quickly increase mobile data consumption.

Remote workers

Remote workers may use video conferencing, cloud-based tools and mobile hotspots in addition to normal travel apps. Their usage can vary significantly, especially if they regularly tether a laptop or make video calls over mobile data.

How to choose the right travel data plan

Once you know roughly how much data you need, choose a plan that covers your expected usage with some room to spare. Also check the plan’s validity period, whether top-ups are available, and whether hotspot or tethering is allowed if you expect to share your connection.

If you’re still unsure which option is best for your trip, it may help to read our guide on travel connectivity setups, where we explain which tools make sense for different types of travelers.

Travelers planning a longer stay in a single country may also want to compare travel eSIMs and local SIM cards before making a decision. While travel eSIMs are often the most convenient option, local SIM cards can sometimes provide larger data allowances at a lower cost.

Final thoughts

There isn’t one data allowance that works for every trip. How much data you need depends mainly on your trip length and how you use your phone, particularly how often you stream video, use social media, make video calls, or tether other devices.

Use the estimates above as a starting point. If you’re between two plan sizes, choosing the larger option can give you some useful headroom without paying for far more data than you need.

Once you know roughly how much data you need, our Best eSIMs for Travelers guide can help you compare providers and plans.