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You are here: Home1 / Resources2 / Research Library

Looking Down the Tracks: A Case for More Predictable Intercity Passenger Rail Funding

January 27, 2026 - As the Infrastructure Investment and Jobs Act’s advance appropriations expire in 2026, Congress faces a critical choice between locking in the efficiency, capacity, and ridership gains enabled by predictable rail funding...

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Planning in the Age of Uncertainty: Advancing Transportation Resilience Through Decision Making Under Deep Uncertainty

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What do we know about aircraft delays?

December 6, 2017/
Research Report
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By ENO CENTER FOR TRANSPORTATION

According to the U.S. Department of Transportation (U.S. DOT), about 80 percent of domestic airline flights arrive on-time every year. That figure is largely unchanged since 2003 (Figure 1). However, those flights that are delayed…

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https://enotrans.org/wp-content/uploads/2023/02/iStock-845778956-e1512507743745.jpg 408 583 ENO CENTER FOR TRANSPORTATION https://enotrans.org/wp-content/uploads/2022/12/Eno-Logo-2.png ENO CENTER FOR TRANSPORTATION2017-12-06 14:00:352023-06-28 07:23:48What do we know about aircraft delays?

Where are airline passengers getting the best service?

November 21, 2017/
Research Report
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By ENO CENTER FOR TRANSPORTATION

In the United States, airlines are often perceived by the public and portrayed in the media as not being customer-oriented and as focusing more on profits than on the experience of their passengers.[1] Along with…

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https://enotrans.org/wp-content/uploads/2023/02/iStock-624672008-e1511281306780.jpg 500 750 ENO CENTER FOR TRANSPORTATION https://enotrans.org/wp-content/uploads/2022/12/Eno-Logo-2.png ENO CENTER FOR TRANSPORTATION2017-11-21 16:44:382023-06-28 07:23:48Where are airline passengers getting the best service?

How has air travel in specific metropolitan areas changed in recent years?

November 8, 2017/
Research Report
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By ENO CENTER FOR TRANSPORTATION

Throughout the United States, the average passenger is paying less to fly and is taking more direct flights than 15 years ago.[1] These broad trends are certainly positive for flyers as a whole. However passengers in…

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https://enotrans.org/wp-content/uploads/2023/02/iStock-503984928-e1510089083634.jpg 500 750 ENO CENTER FOR TRANSPORTATION https://enotrans.org/wp-content/uploads/2022/12/Eno-Logo-2.png ENO CENTER FOR TRANSPORTATION2017-11-08 21:17:422023-06-28 07:23:50How has air travel in specific metropolitan areas changed in recent years?

What effect does airline consolidation have on passengers?

October 31, 2017/
Research Report
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By ENO CENTER FOR TRANSPORTATION

In 1980, airline passengers were able to choose from two dozen different airlines operating across the United States. Yet even as air traffic has grown over the past few decades, the number of airlines has…

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https://enotrans.org/wp-content/uploads/2023/02/iStock-544588310-e1509546350942.jpg 520 750 ENO CENTER FOR TRANSPORTATION https://enotrans.org/wp-content/uploads/2022/12/Eno-Logo-2.png ENO CENTER FOR TRANSPORTATION2017-10-31 19:44:572023-06-28 07:23:51What effect does airline consolidation have on passengers?

How are airlines making money?

October 24, 2017/
Research Report
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By ENO CENTER FOR TRANSPORTATION

Airlines in the United States are experiencing their most profitable years since deregulation. However, average ticket prices are much lower than they were in the 1980s and early 1990s. So what is responsible for airlines’ financial success?

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https://enotrans.org/wp-content/uploads/2023/02/iStock-465903777-e1508942388791.jpg 501 750 ENO CENTER FOR TRANSPORTATION https://enotrans.org/wp-content/uploads/2022/12/Eno-Logo-2.png ENO CENTER FOR TRANSPORTATION2017-10-24 17:41:562023-06-28 07:23:51How are airlines making money?

Aviation Insights

October 14, 2017/
Research Report
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By ENO CENTER FOR TRANSPORTATION

Eno Aviation Insights, aims to illustrate where the domestic air travel industry has been and where it is headed from an independent, objective perspective. The goal is not only look at system-wide averages, but also…

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https://enotrans.org/wp-content/uploads/2022/12/Eno-Logo-2.png 0 0 ENO CENTER FOR TRANSPORTATION https://enotrans.org/wp-content/uploads/2022/12/Eno-Logo-2.png ENO CENTER FOR TRANSPORTATION2017-10-14 18:31:412023-04-28 14:14:20Aviation Insights

A Bid for Better Transit: Improving service with contracted operations

September 27, 2017/
Research Report
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By ENO CENTER FOR TRANSPORTATION

The report examines how and under what circumstances public transit agencies can contract bus or rail operations to private providers in order to boost service for riders while simultaneously preserving essential labor protections.

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https://enotrans.org/wp-content/uploads/2023/02/Adobe-Spark-14-1.jpg 1440 2560 ENO CENTER FOR TRANSPORTATION https://enotrans.org/wp-content/uploads/2022/12/Eno-Logo-2.png ENO CENTER FOR TRANSPORTATION2017-09-27 17:25:132023-04-28 14:12:40A Bid for Better Transit: Improving service with contracted operations

Jet fuel prices have dropped significantly. Why haven’t ticket prices?

September 11, 2017/
Research Report
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By ENO CENTER FOR TRANSPORTATION

The oil market collapsed and fuel prices dropped more than 50 percent in the third quarter of 2014. Since then, they have remained relatively low from the peak in 2012. In fact…

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https://enotrans.org/wp-content/uploads/2023/02/iStock-183284479-e1508331299659.jpg 499 750 ENO CENTER FOR TRANSPORTATION https://enotrans.org/wp-content/uploads/2022/12/Eno-Logo-2.png ENO CENTER FOR TRANSPORTATION2017-09-11 09:00:252023-06-28 07:23:52Jet fuel prices have dropped significantly. Why haven’t ticket prices?

Eno Aviation Insights: Is air travel becoming pricier for travelers?

September 4, 2017/
Research Report
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By ENO CENTER FOR TRANSPORTATION

Eno Aviation Insights, aims to illustrate where the domestic air travel industry has been and where it is headed from an independent, objective perspective. The goal is not only look at system-wide averages, but also…

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https://enotrans.org/wp-content/uploads/2023/01/AI_cover-e1506702657863.jpg 900 900 ENO CENTER FOR TRANSPORTATION https://enotrans.org/wp-content/uploads/2022/12/Eno-Logo-2.png ENO CENTER FOR TRANSPORTATION2017-09-04 09:00:552023-06-28 07:23:52Eno Aviation Insights: Is air travel becoming pricier for travelers?

APPENDICES: Safer, Faster, Cheaper: Aviation Certification for the 21st Century

June 19, 2017/
Research Report
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By ENO CENTER FOR TRANSPORTATION

This document offers a more in-depth analysis on two areas that are addressed in the full report Safer, Faster, Cheaper: Aviation Certification for the 21st Century.

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https://enotrans.org/wp-content/uploads/2023/02/Airplane-Landing-e1558709379899.jpg 465 700 ENO CENTER FOR TRANSPORTATION https://enotrans.org/wp-content/uploads/2022/12/Eno-Logo-2.png ENO CENTER FOR TRANSPORTATION2017-06-19 17:58:182023-04-28 14:11:58APPENDICES: Safer, Faster, Cheaper: Aviation Certification for the 21st Century
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