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What is the best day to fill up on gas?

Author

Emily Sparks

Published Jan 24, 2026

Analyzing data from its app, which tracks gasoline prices at over 150,000 gas stations in North American, GasBuddy found that over the course of 2021, Monday was the best day to fill up. Drivers saving the most by filling up on the first day of the business week has been the case since 2017.

What is the cheapest day to get gas?

A 2021 study by the travel and navigation app GasBuddy found that Monday offers the lowest average gas price in the majority of the U.S. The first day of the week was also the best day to buy gas according to their 2017, 2018 and 2019 studies.

What is the best day of the week to fill your gas tank?

“Though there is variation in daily gas prices across different states, the consensus is that filling up at the beginning or end of the work week, on Monday or Friday, is the best way to save money. Following Monday, Sunday is the cheapest day to fill-up.

When should you refill your gas?

It is recommended that you refill the tank once it is a quarter full. That allows you to leverage gas mileage since the vehicle is lighter with a partially filled tank. The pump will also be pumping cleaner gas.

What is the most expensive day to get gas?

What day is gas the most expensive? In 28 states, gas is most expensive on Thursdays. Previously, Saturday was the worst day of the week for prices but in 2021, it was replaced by the middle of the week. Thursday, Wednesday, and then Saturday are the three most expensive days to buy gas.

17 related questions found

How can I save the most money on gas?

Gas prices are rising—try these 8 strategies to save money at the pump

  1. Ease up on the gas and brakes. ...
  2. Avoid excessive idling. ...
  3. Remove excess weight from your car. ...
  4. Avoid storing cargo on your vehicle. ...
  5. Keep your engine properly tuned up. ...
  6. Make sure your tires are properly inflated. ...
  7. Use the recommended grade of motor oil.

What is the best time to get gas at Costco?

You'll typically have to wait in a line to fill up your gas tank on weekends at Costco. To avoid this, the single best time to get gas at Costco is weekdays between 10-11 in the morning. Most folks are busy at work and not on their lunch breaks yet.

How empty Should you let your gas tank get?

Car care experts recommend not letting your fuel level drop below ¼ tank. There are a few reasons for this: It could leave you stranded. If you run out of gas, your car's engine will stop — and you'll be stuck whenever and wherever it happens.

Should I fill my tank up all the way?

You should always fill your gas tank full rather than adding $10 - $20 at a time. The answer is True! You should definitely fill your tank when you stop to fuel up at the gas station.

Should I let my gas tank empty?

Is it bad to let your gas tank go empty? Running a car on an empty gas tank is not recommended because it means that there's no way to lubricate the gas pump, which uses fuel. This increases the chances of the engine overheating. Also dirt and sediment at the bottom of the tank may get drawn into the gas pump.

Should you keep pumping gas after it stops?

Have you ever filled up your gas tank and had the pump shut off just a few cents short of an even dollar? Perhaps that led you to add just a bit more gas to round the price up to the next dollar. But if the gas tank is already filled, experts say you shouldn't continue adding gas to it.

What time of day is gas cheapest ETH?

Compared to that, the least crowded time is between 9 and 11 PM (UTC)-when most Americans are asleep, Europe is just getting started, and Asia is wrapping up work. ETH is cheapest on Saturdays and Sundays from 6 AM to 7 AM (UTC) – that's when you should make an ETH transaction.

What kind of gas does Honda Pilot use?

Use the proper fuel and refueling procedure to ensure the best performance and safety of your vehicle. Use of unleaded gasoline of 87 octane or higher is recommended. Honda recommends TOP TIER Detergent Gasoline where available. Do NOT use gasoline containing more than 15% ethanol.

Is it better to get gas in the morning or night?

That's because gasoline, like all liquids, expands when heated. So, according to this advice, gasoline will be denser in the cool of early morning, meaning you'll get more energy per gallon than later in the day.

What happens if you fill your gas tank too full?

If you overfill your tank, it can cover the vapor intake hole with liquid gas, which can then be sucked into the charcoal canister. This can damage the canister and possibly other parts of the system, which will cause the car's check-engine light to come on and could potentially cost hundreds of dollars to repair.

Does gas burn faster after half tank?

Fill fuel when half tank empty: One of the most important tips is to fill up when your petrol/ diesel tank is HALF FULL. There is a scientific reason to why you must do this. The more petrol/ diesel you have in your tank, the less air occupying its empty space. Petrol/ diesel evaporate faster when in contact with air.

Is it better to store a car with a full tank of gas or empty?

Ideally, store your car in a climate-controlled facility. Fill the gas tank completely full. An empty or low gas tank will lead to internal rust as condensation and moisture builds within the tank.

Can your gas freeze in the tank?

Unless temperatures are somewhere well below -40°F, your gas will not freeze solid in your gas tank or fuel lines. However, it can easily start to crystallize at extreme temperatures. Those gas crystals while get pulled out by the fuel filter, but that may lead to your fuel filter clogging.

Is it good to keep your gas tank full in the winter?

Keeping your gas tank half full at all times during the winter will allow you to keep it running for warmth should you become stranded in a deserted area. Dirt trapped in the fuel tank can get into the fuel filter. Having plenty of fuel will assist you should you hit a traffic jam or highway traffic completely stops.

Is Costco gas as good as Chevron?

Costco Gas Vs Shell, Mobil, Texaco, Chevron, & Exxon

According to some Reddit threads, Costco gas is essentially the same quality as many gas companies, including Shell, Mobil, Texaco, Chevron, and Exxon.

Do you need a Sams card to get gas?

Do I have to be a Member? Yes—most of our fuel stations are restricted to “Members Only”, and you must have a valid Membership to purchase fuel. However, a small number of our fuel stations are open to the general public and Members.

Do Costco members get a discount on gas?

Once you make that purchase, you automatically receive a 10-cent discount on each gallon of gas, and you may qualify for additional discounts.

Is premium gas really worth it?

If your car doesn't require premium, fill up with regular.

In a consumer notice, the Federal Trade Commission, notes: “In most cases, using a higher-octane gasoline than your owner's manual recommends offers absolutely no benefit. It won't make your car perform better, go faster, get better mileage or run cleaner.”

Are gas apps worth it?

These are the best gas apps for drivers:

  • GetUpside – best for most gas savings.
  • GasBuddy – the easiest gas app.
  • Fetch Rewards – a very popular cashback app.
  • TruNow – find the cheapest gas and get rewarded on snack purchases.
  • Waze – updated gas prices.
  • AAA Travel Planner – find gas while you're traveling.

How do I save money when gas prices go up?

Consider temporarily using public transportation if it's accessible in your area — it may cost less than driving. You could also consider carpooling with friends or family for work, events, or errands; or even using other forms of active transportation like bicycling or walking to save on fuel.