If you’re planning a summer trip and haven’t booked yet, this is the window most people miss.
Every year there’s a short stretch between mid April and early May where fares to some of the most popular destinations in the world are still sitting below peak summer levels. Spring break demand has faded, but airlines haven’t fully moved into summer pricing mode yet. Once that shift happens, the lowest fare disappears quickly and usually doesn’t come back until the end of summer.
This year that window is closing faster than usual.
Read also: The Ultimate Guide to Finding Cheap Flights
Key takeaways
- Oil volatility is pushing airline costs higher
- A short pricing window remains open through early May. After that, the lowest fare buckets disappear.
- 15 destinations are still sitting $150–$450 below typical summer prices right now.
Why This Year Is Different
The conflict in Iran has thrown oil markets into a level of volatility that airlines have to respond to immediately.
Jet fuel is one of the biggest costs any airline has so when oil spikes, fare increases always follow. On top of that, airlines have spent the last few years cutting routes they couldn’t fill efficiently so they’re already flying smaller networks now. Fewer seats on the routes people actually want means the cheap fare buckets fill up faster to the most popular places. There’s less cushion in the system than there used to be.
The result is that Summer airfare is running about 15 percent higher than last year, and flights to Europe are up 20 to 30% in a lot of markets. What makes it worse is that the pricing is moving earlier in the booking cycle than it normally does. Usually you have until late April, maybe early May, before fares really start climbing. This year what normally takes weeks is taking days.
15 Destinations Still Below Summer Pricing
We looked at current pricing from major US Airports against where these same routes typically land once summer comes closer. The gaps are still there, but they’re closing faster than most years.
6 Tips to Actually Save Right Now
If you’re traveling June through August, the next two to three weeks are the window to book. Here’s how to make the most of it.
Don’t wait. A lot of travelers are holding out for certainty around oil prices or demand, but that’s not how airfare works. The lowest fare buckets disappear before most people realize they’re gone. If a destination is on your list and the price is well below typical summer levels, that’s your signal to book.
Book now, adjust later. Lock in a fare today on a non-basic economy ticket. Most major U.S. carriers allow fee-free changes after booking, so if the price drops you can rebook. Award tickets on U.S. airlines can almost always be canceled without losing your miles. The risk of booking now is low. The risk of waiting is high if travel plans are not very flexible.
If you have flexibility, use August. Fares in August run about 14% cheaper than July for domestic flights and around 13% cheaper for international routes. Shifting even a week or two into August can make a meaningful difference this year.
Tuesday and Wednesday are cheapest. The cheapest days to fly this summer, both domestically and internationally, are Tuesday and Wednesday. Friday and Sunday are consistently the most expensive. If you can avoid flying out on a Friday or back on a Sunday, you’ll pay less.
Don’t forget about Lisbon. While most of Europe is up 20 to 30%, Lisbon is one of the few destinations where fares are actually flat or slightly down from last year. Airlines have added a lot of capacity to Portugal over the past few years and it shows in the pricing. It’s one of the best values in Europe right now.
Factor in bag fees. Delta, United, Southwest, and JetBlue all raised checked bag fees recently where first bags are now $45 one-way on most of those carriers. A family of four on a round trip is looking at $360 in bag fees before they’ve bought anything at the airport. Prepay at least 24 hours before departure to avoid last-minute surcharges, and if you fly a particular airline regularly, check whether their credit card’s free bag benefit pays for itself.
Methodology
We pulled deal data from the Dollar Flight Club feed through April 9, 2026, filtered to roundtrip economy fares from major U.S. airports. We ranked destinations by three things: how far current prices sit below typical summer levels, how often strong deals appear on the route, and how many U.S. cities you can fly from.
Summer price ranges are based on Dollar Flight Club’s internal deal history for the same routes during peak demand. The “Save” figures show the gap between what you’d pay now versus what these same routes typically cost once summer pricing kicks in.
All fares reflect the lowest roundtrip economy prices we found during our latest pricing checks. Actual prices will vary by departure city, travel dates, and availability at time of booking.
